Commit Graph

1283 Commits

Author SHA1 Message Date
Alex Bennée
0708e6476f travis: add gcovr summary for GCOV build
This gives a more useful summary, sorted by descending % coverage,
after the tests have run. The final numbers will give an idea if our
coverage is getting better or worse.

To keep the width sane we need to post process the file that the old
gcovr tool generates. This is done with a mix of sed, awk and column
in the scripts/coverage-summary.sh script.

As quite a lot of lines don't get covered at all we filter out all the
0% lines. If the file doesn't appear it is not being exercised.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
2018-07-05 15:59:41 +01:00
Alex Bennée
2b1f35b9a8 Revert "Makefile: Rename TARGET_DIRS to TARGET_LIST"
This reverts commit 208ecb3e1a. This was
causing problems by making DEF_TARGET_LIST pointless and having to
jump through hoops to build on mingw with a dully enabled config.
This includes a change to fix the per-guest TCG test probe which was
added after 208ecb3 and used TARGET_LIST.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>
2018-07-05 15:59:41 +01:00
Markus Armbruster
19020d4175 coverity-model: Fix replay_get_byte()
Coverity 2018.06 chokes on replay_get_byte():

    $ cov-make-library -of scripts/coverity-model.xmldb scripts/coverity-model.c
    output file: scripts/coverity-model.xmldb
    Compiling scripts/coverity-model.c with command /opt/cov-sa-2018.06/bin/cov-emit --dir /tmp/cov-armbru/930a6fb31e5f464fc1a53354b2deb66b/cov-make-library-emit -w --no_error_recovery --emit_header_functions --no_implicit_decl --preinclude /opt/cov-sa-2018.06/library/decls.h --c scripts/coverity-model.c
    "scripts/coverity-model.c", line 110: error #20: identifier "replay_file" is
              undefined
           if (replay_file) {
               ^

    Emit for file '/work/armbru/qemu/scripts/coverity-model.c' complete.
    [ERROR] 1 error detected in the compilation of "scripts/coverity-model.c".
    ERROR: cov-emit returned with code 1

Broken in commit 04a0afe528.  Fix by dumbing down.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180626085642.4973-1-armbru@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
2018-07-05 15:09:52 +02:00
Peter Maydell
5dafaf4fbc QAPI patches for 2018-07-03
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Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2018-07-03' into staging

QAPI patches for 2018-07-03

# gpg: Signature made Tue 03 Jul 2018 21:52:55 BST
# gpg:                using RSA key 3870B400EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>"
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-qapi-2018-07-03:
  qapi: add conditions to SPICE type/commands/events on the schema
  qapi: add conditions to VNC type/commands/events on the schema
  qapi: add 'If:' section to generated documentation
  qapi-types: add #if conditions to types & visitors
  qapi/events: add #if conditions to events
  qapi/commands: add #if conditions to commands
  qapi-introspect: add preprocessor conditions to generated QLit
  qapi-introspect: modify to_qlit() to append ',' on level > 0
  qapi: add #if/#endif helpers
  qapi: mcgen() shouldn't indent # lines
  qapi: add 'ifcond' to visitor methods
  qapi: leave the ifcond attribute undefined until check()
  qapi: pass 'if' condition into QAPISchemaEntity objects
  qapi: add 'if' to top-level expressions

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-07-05 10:31:36 +01:00
Peter Maydell
fe8d2d5737 Some strace cleanups
Minor fixes for setsockopt() and netlink
 Manage 'F' flag with qemu-binfmt-conf.sh
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Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-3.0-pull-request' into staging

Some strace cleanups
Minor fixes for setsockopt() and netlink
Manage 'F' flag with qemu-binfmt-conf.sh

# gpg: Signature made Tue 03 Jul 2018 17:34:20 BST
# gpg:                using RSA key F30C38BD3F2FBE3C
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>"
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>"
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>"
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/linux-user-for-3.0-pull-request:
  linux-user/strace: Improve recvmsg() output
  linux-user/strace: Improve capget()/capset() output
  linux-user: update do_setsockopt()
  linux-user: add netlink CARRIER_UP_COUNT/CARRIER_DOWN_COUNT
  qemu-binfmt-conf.sh: allow to provide a suffix to the interpreter name
  qemu-binfmt-conf.sh: add persistent (F) flags
  qemu-binfmt-conf.sh: cleanup --credential

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-07-04 22:38:10 +01:00
Marc-André Lureau
901a34a400 qapi: add 'If:' section to generated documentation
The documentation is generated only once, and doesn't know C
pre-conditions. Add 'If:' sections for top-level entities.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180703155648.11933-13-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-07-03 18:38:54 +02:00
Markus Armbruster
9f88c66211 qapi-types: add #if conditions to types & visitors
Types & visitors are coupled and must be handled together to avoid
temporary build regression.

Wrap generated types/visitor code with #if/#endif using the context
helpers. Derived from a patch by Marc-André.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180703155648.11933-12-marcandre.lureau@redhat.com>
2018-07-03 18:38:53 +02:00
Marc-André Lureau
c3cd6aa020 qapi/events: add #if conditions to events
Wrap generated code with #if/#endif using an 'ifcontext' on
QAPIGenCSnippet objects.

This makes a conditional event's qapi_event_send_FOO() compile-time
conditional, but its enum QAPIEvent member remains unconditional for
now. A follow up patch "qapi-event: add 'if' condition to implicit
event enum" will improve this.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180703155648.11933-11-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-07-03 18:38:54 +02:00
Marc-André Lureau
1f7b9f3181 qapi/commands: add #if conditions to commands
Wrap generated code with #if/#endif using an 'ifcontext' on
QAPIGenCSnippet objects.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180703155648.11933-10-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Line breaks tweaked]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-07-03 18:38:54 +02:00
Marc-André Lureau
d626b6c1ae qapi-introspect: add preprocessor conditions to generated QLit
This commit adds 'ifcond' conditions to top-level QLit objects.
Future work will add them to object and enum type members, i.e. within
QLit objects.

Extend the QLit generator to_qlit() to accept (@obj, @cond) tuples in
addition to just @obj.  The tuple causes the QLit generated for
objects for @obj with #if/#endif conditions for @cond.

See generated tests/test-qmp-introspect.c. Example diff after this
patch:

    --- before	2018-01-08 11:55:24.757083654 +0100
    +++ tests/test-qmp-introspect.c	2018-01-08 13:08:44.477641629 +0100
    @@ -51,6 +51,8 @@
             { "name", QLIT_QSTR("EVENT_F"), },
             {}
         })),
    +#if defined(TEST_IF_CMD)
    +#if defined(TEST_IF_STRUCT)
         QLIT_QDICT(((QLitDictEntry[]) {
             { "arg-type", QLIT_QSTR("5"), },
             { "meta-type", QLIT_QSTR("command"), },
    @@ -58,12 +60,16 @@
             { "ret-type", QLIT_QSTR("0"), },
             {}
         })),
    +#endif /* defined(TEST_IF_STRUCT) */
    +#endif /* defined(TEST_IF_CMD) */

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180703155648.11933-9-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-07-03 18:38:54 +02:00
Marc-André Lureau
40bb13766a qapi-introspect: modify to_qlit() to append ',' on level > 0
The following patch is going to break list entries with #if/#endif, so
they should have the trailing ',' as suffix.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180703155648.11933-8-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-07-03 18:38:53 +02:00
Marc-André Lureau
ded9fc28b5 qapi: add #if/#endif helpers
Add helpers to wrap generated code with #if/#endif lines.

A later patch wants to use QAPIGen for generating C snippets rather
than full C files with copyright headers etc.  Splice in class
QAPIGenCCode between QAPIGen and QAPIGenC.

Add a 'with' statement context manager that will be used to wrap
generator visitor methods.  The manager will check if code was
generated before adding #if/#endif lines on QAPIGenCSnippet
objects. Used in the following patches.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180703155648.11933-7-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-07-03 18:38:53 +02:00
Marc-André Lureau
485d948ce8 qapi: mcgen() shouldn't indent # lines
Skip preprocessor lines when adding indentation, since that would
likely result in invalid code.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180703155648.11933-6-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-07-03 18:38:53 +02:00
Marc-André Lureau
fbf09a2fa4 qapi: add 'ifcond' to visitor methods
Modify the test visitor to check correct passing of values.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180703155648.11933-5-marcandre.lureau@redhat.com>
[Accidental change to roms/seabios dropped]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-07-03 18:38:53 +02:00
Marc-André Lureau
4fca21c1b0 qapi: leave the ifcond attribute undefined until check()
We commonly initialize attributes to None in .init(), then set their
real value in .check().  Accessing the attribute before .check()
yields None.  If we're lucky, the code that accesses the attribute
prematurely chokes on None.

It won't for .ifcond, because None is a legitimate value.

Leave the ifcond attribute undefined until check().

Suggested-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180703155648.11933-4-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-07-03 18:38:53 +02:00
Marc-André Lureau
2cbc94376e qapi: pass 'if' condition into QAPISchemaEntity objects
Built-in objects remain unconditional.  Explicitly defined objects use
the condition specified in the schema.  Implicitly defined objects
inherit their condition from their users.  For most of them, there is
exactly one user, so the condition to use is obvious.  The exception
is wrapped types generated for simple union variants, which can be
shared by any number of simple unions.  The tight condition would be
the disjunction of the conditions of these simple unions.  For now,
use the wrapped type's condition instead.  Much simpler and good
enough for now.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180703155648.11933-3-marcandre.lureau@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-07-03 18:38:53 +02:00
Marc-André Lureau
967c885108 qapi: add 'if' to top-level expressions
Accept 'if' key in top-level elements, accepted as string or list of
string type. The following patches will modify the test visitor to
check the value is correctly saved, and generate #if/#endif code (as a
single #if/endif line or a series for a list).

Example of 'if' key:
{ 'struct': 'TestIfStruct', 'data': { 'foo': 'int' },
  'if': 'defined(TEST_IF_STRUCT)' }

The generated code is for now *unconditional*. Later patches generate
the conditionals.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180703155648.11933-2-marcandre.lureau@redhat.com>
[Commit message and Documentation improved]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-07-03 18:21:24 +02:00
Peter Maydell
f988c7e191 OpenRISC cleanups and Fixes for QEMU 3.0
Mostly patches from Richard Henderson fixing multiple things:
  * Fix singlestepping in GDB.
  * Use more TB linking.
  * Fixes to exit TB after updating SPRs to enable registering of state
    changes.
  * Significant optimizations and refactors to the TLB
  * Split out disassembly from translation.
  * Add qemu-or1k to qemu-binfmt-conf.sh.
  * Implement signal handling for linux-user.
 
 Then there are a few fixups from me:
  * Fix delay slot detections to match hardware, this was masking a bug
    in the linus kernel.
  * Fix stores to the PIC mask register
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Merge remote-tracking branch 'remotes/shorne/tags/pull-or-20180703' into staging

OpenRISC cleanups and Fixes for QEMU 3.0

Mostly patches from Richard Henderson fixing multiple things:
 * Fix singlestepping in GDB.
 * Use more TB linking.
 * Fixes to exit TB after updating SPRs to enable registering of state
   changes.
 * Significant optimizations and refactors to the TLB
 * Split out disassembly from translation.
 * Add qemu-or1k to qemu-binfmt-conf.sh.
 * Implement signal handling for linux-user.

Then there are a few fixups from me:
 * Fix delay slot detections to match hardware, this was masking a bug
   in the linus kernel.
 * Fix stores to the PIC mask register

# gpg: Signature made Tue 03 Jul 2018 14:44:10 BST
# gpg:                using RSA key C3B31C2D5E6627E4
# gpg: Good signature from "Stafford Horne <shorne@gmail.com>"
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: D9C4 7354 AEF8 6C10 3A25  EFF1 C3B3 1C2D 5E66 27E4

* remotes/shorne/tags/pull-or-20180703: (25 commits)
  target/openrisc: Fix writes to interrupt mask register
  target/openrisc: Fix delay slot exception flag to match spec
  linux-user: Fix struct sigaltstack for openrisc
  linux-user: Implement signals for openrisc
  target/openrisc: Add support in scripts/qemu-binfmt-conf.sh
  target/openrisc: Reorg tlb lookup
  target/openrisc: Increase the TLB size
  target/openrisc: Stub out handle_mmu_fault for softmmu
  target/openrisc: Use identical sizes for ITLB and DTLB
  target/openrisc: Fix cpu_mmu_index
  target/openrisc: Fix tlb flushing in mtspr
  target/openrisc: Reduce tlb to a single dimension
  target/openrisc: Merge mmu_helper.c into mmu.c
  target/openrisc: Remove indirect function calls for mmu
  target/openrisc: Merge tlb allocation into CPUOpenRISCState
  target/openrisc: Form the spr index from tcg
  target/openrisc: Exit the TB after l.mtspr
  target/openrisc: Split out is_user
  target/openrisc: Link more translation blocks
  target/openrisc: Fix singlestep_enabled
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-07-03 16:04:41 +01:00
Richard Henderson
ecbed7280c target/openrisc: Add support in scripts/qemu-binfmt-conf.sh
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Stafford Horne <shorne@gmail.com>
2018-07-03 22:40:33 +09:00
Laurent Vivier
7155be7cda qemu-binfmt-conf.sh: allow to provide a suffix to the interpreter name
some distros provide a qemu-CPU-static binary beside the qemu-CPU one.
This change allows to use it by providing "--qemu-suffix -static" to the
script.

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20180627205317.10343-4-laurent@vivier.eu>
2018-07-02 20:16:35 +02:00
Laurent Vivier
01ecd22a29 qemu-binfmt-conf.sh: add persistent (F) flags
Since kernel commit 948b701a607f
(binfmt_misc: add persistent opened binary handler for containers)
kernel allows to load the interpreter at the configuration time.

In case of chroot, it allows to have the interpreter in the host root
filesystem and not to copy it to the chroot filesystem.

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20180627205317.10343-3-laurent@vivier.eu>
2018-07-02 20:16:35 +02:00
Laurent Vivier
70a77984b3 qemu-binfmt-conf.sh: cleanup --credential
move credential value to its own variable to be able to manage
more flags

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20180627205317.10343-2-laurent@vivier.eu>
2018-07-02 20:16:35 +02:00
Philippe Mathieu-Daudé
5fa96cad01 checkpatch: Recognize IEC binary prefix definitions
Do not match the IEC binary prefix as camelcase typedefs.

This fixes:

    ERROR: "foo * bar" should be "foo *bar"
    #310: FILE: hw/ppc/ppc440_uc.c:564:
    +        size = 8 * MiB * sh;
    total: 1 errors, 0 warnings, 433 lines checked

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20180625124238.25339-5-f4bug@amsat.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-07-02 14:45:23 +02:00
Philippe Mathieu-Daudé
82c4f87e0e trace: Fix format string for the struct timeval members casted to size_t
This fixes when using GCC with -Wformat-signedness:

    migration/trace.h: In function ‘_nocheck__trace_dirty_bitmap_load_success’:
    migration/trace.h:6368:24: error: format ‘%zd’ expects argument of type ‘signed size_t’, but argument 3 has type ‘long unsigned int’ [-Werror=format=]
      qemu_log("%d@%zd.%06zd:dirty_bitmap_load_success " "" "\n",
                   ~~^
                   %ld
    migration/trace.h:6370:18:
               (size_t)_now.tv_sec, (size_t)_now.tv_usec
               ~~~~~~~~~~~~~~~~~~~
    migration/trace.h:6368:30: error: format ‘%zd’ expects argument of type ‘signed size_t’, but argument 4 has type ‘long unsigned int’ [-Werror=format=]
      qemu_log("%d@%zd.%06zd:dirty_bitmap_load_success " "" "\n",
                       ~~~~^
                       %06ld
    migration/trace.h:6370:39:
               (size_t)_now.tv_sec, (size_t)_now.tv_usec
                                    ~~~~~~~~~~~~~~~~~~~~

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-06-29 15:04:18 +01:00
Eduardo Habkost
749c1d8e3e simpletrace: Convert name from mapping record to str
The rest of the code assumes that idtoname is a (int -> str)
dictionary, so convert the data accordingly.

This is necessary to make the script work with Python 3 (where
reads from a binary file return 'bytes' objects, not 'str').

Fixes the following error:

  $ python3 ./scripts/simpletrace.py trace-events-all trace-27445
  b'object_class_dynamic_cast_assert' event is logged but is not \
  declared in the trace events file, try using trace-events-all instead.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-id: 20180619194549.15584-1-ehabkost@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-06-29 15:04:18 +01:00
Stefan Hajnoczi
ec09f87753 trace: forbid floating point types
Only one existing trace event uses a floating point type.  Unfortunately
float and double cannot be supported since SystemTap does not have
floating point types.

Remove float and double from the whitelist and document this limitation.
Update the migrate_transferred trace event to use uint64_t instead of
double.

Cc: Dr. David Alan Gilbert <dgilbert@redhat.com>
Cc: Daniel P. Berrangé <berrange@redhat.com>
Cc: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Message-id: 20180621150254.4922-1-stefanha@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-06-27 11:09:29 +01:00
Eduardo Habkost
bf20b675cc Partially revert "python: futurize -f libfuturize.fixes.fix_absolute_import"
Since commit 068cf7a44c, qmp-shell
is broken:

  $ ./scripts/qmp/qmp-shell
  Traceback (most recent call last):
    File "./scripts/qmp/qmp-shell", line 70, in <module>
      from . import qmp
  ValueError: Attempted relative import in non-package

Relative imports don't work on scripts that are executed
directly, so revert the change on the scripts inside scripts/qmp.

Fixes: 068cf7a44c
Reported-by: John Snow <jsnow@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180621175451.7948-1-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-22 15:45:42 -03:00
Markus Armbruster
da112e83c1 qapi/introspect: Eliminate pointless variable in .visit_end()
Commit 1a9a507b2e "qapi-introspect: Hide type names" added local
variable @jsons to improve sorting, but also removed the sorting.  It
was part of a big series that went to v8, and it made sense until v2
or so...

Commit 7d0f982bfb replaced @jsons by @qlits, preserving the
uselessness.

Get rid of it.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180620124742.16979-1-armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
2018-06-22 16:33:47 +02:00
Markus Armbruster
de685ae5e9 qapi: Open files with encoding='utf-8'
Python 2 happily reads UTF-8 files in text mode, but Python 3 requires
either UTF-8 locale or an explicit encoding passed to open().  Commit
d4e5ec877c fixed this by setting the en_US.UTF-8 locale.  Falls apart
when the locale isn't be available.

Matthias Maier and Arfrever Frehtes Taifersar Arahesis proposed to use
binary mode instead, with manual conversion from bytes to str.  Works,
but opening with an explicit encoding is simpler, so do that.

Since Python 2's open() doesn't support the encoding parameter, we
need to suppress it with a version check.

Reported-by: Arfrever Frehtes Taifersar Arahesis <arfrever.fta@gmail.com>
Reported-by: Matthias Maier <tamiko@43-1.org>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180618175958.29073-2-armbru@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2018-06-22 16:33:46 +02:00
Anton Nefedov
800877bb16 qapi: allow empty branches in flat unions
It often happens that just a few discriminator values imply extra data in
a flat union. Existing checks did not make possible to leave other values
uncovered. Such cases had to be worked around by either stating a dummy
(empty) type or introducing another (subset) discriminator enumeration.

Both options create redundant entities in qapi files for little profit.

With this patch it is not necessary anymore to add designated union
fields for every possible value of a discriminator enumeration.

Signed-off-by: Anton Nefedov <anton.nefedov@virtuozzo.com>
Message-Id: <1529311206-76847-2-git-send-email-anton.nefedov@virtuozzo.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-06-22 16:33:46 +02:00
Marc-André Lureau
f030ffd39d qapi/events: generate event enum in main module
The event generator produces an enum, and put it in the last visited
module. It fits better in the main module, since it's the set of all
visited events, from all modules.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180321115211.17937-3-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-06-22 16:33:46 +02:00
Marc-André Lureau
a48e7542be qapi/visit: remove useless prefix argument
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180321115211.17937-2-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-06-22 16:33:46 +02:00
Cleber Rosa
22dea9db2b scripts/qemu.py: introduce set_console() method
The set_console() method is intended to ease higher level use cases
that require a console device.

The amount of intelligence is limited on purpose, requiring either the
device type explicitly, or the existence of a machine (pattern)
definition.

Because of the console device type selection criteria (by machine
type), users should also be able to define that.  It'll then be used
for both '-machine' and for the console device type selection.

Users of the set_console() method will certainly be interested in
accessing the console device, and for that a console_socket property
has been added.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Message-Id: <20180530184156.15634-5-crosa@redhat.com>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-15 16:10:11 -03:00
Cleber Rosa
572a824383 scripts/qemu.py: allow adding to the list of extra arguments
Tests will often need to add extra arguments to QEMU command
line arguments.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20180530184156.15634-3-crosa@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-15 16:10:11 -03:00
Peter Maydell
945741da77 Miscellaneous patches for 2018-06-13
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Merge remote-tracking branch 'remotes/armbru/tags/pull-misc-2018-06-13' into staging

Miscellaneous patches for 2018-06-13

# gpg: Signature made Wed 13 Jun 2018 13:51:51 BST
# gpg:                using RSA key 3870B400EB918653
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>"
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>"
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-misc-2018-06-13:
  Purge uses of banned g_assert_FOO()
  coverity-model: replay data is considered trusted
  Revert "Makefile: add target to print generated files"

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-06-14 11:35:22 +01:00
Paolo Bonzini
04a0afe528 coverity-model: replay data is considered trusted
Replay data is not considered a possible attack vector; add a model that
does not use getc so that "tainted data" warnings are suppressed.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20180514141218.28438-1-pbonzini@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Whitespace tweaked]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-06-13 13:47:35 +02:00
Peter Maydell
3b2a4d3901 Fixes in syscall numbers,
disable the build of binaries not needed for linux-user,
 update of qemu-binfmt-conf.sh and cleanup around is_error()
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Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-3.0-pull-request' into staging

Fixes in syscall numbers,
disable the build of binaries not needed for linux-user,
update of qemu-binfmt-conf.sh and cleanup around is_error()

# gpg: Signature made Tue 12 Jun 2018 11:57:18 BST
# gpg:                using RSA key F30C38BD3F2FBE3C
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>"
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>"
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>"
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/linux-user-for-3.0-pull-request:
  linux-user/sparc64: Add inotify_rm_watch and tee syscalls
  linux-user/microblaze: Fix typo in accept4 syscall
  linux-user/hppa: Fix typo in mknodat syscall
  linux-user/alpha: Fix epoll syscalls
  qemu-binfmt-conf.sh: ignore the OS/ABI field
  linux-user: disable qemu-bridge-helper and socket_scm_helper build
  linux-user: Use is_error() to avoid warnings and make the code clearer
  linux-user: Export use is_error(), use it to avoid warnings

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-06-12 16:42:53 +01:00
Laurent Vivier
daf238dcd5 qemu-binfmt-conf.sh: ignore the OS/ABI field
Most of the binaries have a value of "UNIX - System V" for the OS/ABI.

But cc1 has a value of "UNIX - GNU", and if we don't update the binfmt
mask to ignore the OS/ABI field, gcc fails to execute it:

gcc: error trying to exec '/usr/lib/gcc/m68k-linux-gnu/7/cc1': execv: Exec format error

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20180605194725.8585-1-laurent@vivier.eu>
2018-06-11 14:42:01 +02:00
Eduardo Habkost
c788341244 python: Remove scripts/ordereddict.py
Python 2.7 (the minimum Python version we require) provides
collections.OrderedDict on the standard library, so we don't need
to carry our own implementation.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608175252.25110-3-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 16:40:54 -03:00
Eduardo Habkost
7f5ed8c997 python: Remove scripts/argparse.py
Python 2.7 (the minimum Python version we require) already
provides the argparse module on the standard library.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608175252.25110-2-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 16:40:54 -03:00
Eduardo Habkost
4803c5cde8 python: futurize -f lib2to3.fixes.fix_numliterals
Convert octal literals into the new syntax.

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f lib2to3.fixes.fix_numliterals $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-11-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
bd228083f7 python: futurize -f lib2to3.fixes.fix_except
Convert "except X, T" to "except X as T".

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f lib2to3.fixes.fix_except $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-10-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
5cdda8ce11 python: futurize -f lib2to3.fixes.fix_tuple_params
Remove implicit tuple parameter unpacking.

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f lib2to3.fixes.fix_tuple_params $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-8-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
050c5d865e python: futurize -f lib2to3.fixes.fix_standarderror
Rename StandardError to Exception.

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f lib2to3.fixes.fix_standarderror $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-6-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
d7a4228ebb python: futurize -f lib2to3.fixes.fix_has_key
Change "dict.has_key(key)" to "key in dict"

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f lib2to3.fixes.fix_has_key $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-5-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
d24d523c14 python: futurize -f libfuturize.fixes.fix_next_call
Change obj.next() calls to next(obj).

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f libfuturize.fixes.fix_next_call $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-4-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
068cf7a44c python: futurize -f libfuturize.fixes.fix_absolute_import
Make implicit relative imports explicit and add "from __future__ import
absolute_import" at the top of each relevant module.

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f libfuturize.fixes.fix_absolute_import $py

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-3-ehabkost@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Eduardo Habkost
f03868bd56 python: futurize -f libfuturize.fixes.fix_print_with_import
Change all Python code to use print as a function.

This is necessary for Python 3 compatibility.

Done using:

  $ py=$( (g grep -l -E '^#!.*python';find -name '*.py' -printf '%P\n';) | \
    sort -u | grep -v README.sh4)
  $ futurize -w -f libfuturize.fixes.fix_print_with_import $py

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Acked-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180608122952.2009-2-ehabkost@redhat.com>
[ehabkost: fixup tests/docker/docker.py]
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-06-08 14:39:24 -03:00
Fam Zheng
208ecb3e1a Makefile: Rename TARGET_DIRS to TARGET_LIST
To be more accurate on its purpose and make code that looks for a certain
target out of this variable more readable.

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
2018-06-05 16:25:42 +01:00
Peter Maydell
afd76ffba9 * Linux header upgrade (Peter)
* firmware.json definition (Laszlo)
 * IPMI migration fix (Corey)
 * QOM improvements (Alexey, Philippe, me)
 * Memory API cleanups (Jay, me, Tristan, Peter)
 * WHPX fixes and improvements (Lucian)
 * Chardev fixes (Marc-André)
 * IOMMU documentation improvements (Peter)
 * Coverity fixes (Peter, Philippe)
 * Include cleanup (Philippe)
 * -clock deprecation (Thomas)
 * Disable -sandbox unless CONFIG_SECCOMP (Yi Min Zhao)
 * Configurability improvements (me)
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

* Linux header upgrade (Peter)
* firmware.json definition (Laszlo)
* IPMI migration fix (Corey)
* QOM improvements (Alexey, Philippe, me)
* Memory API cleanups (Jay, me, Tristan, Peter)
* WHPX fixes and improvements (Lucian)
* Chardev fixes (Marc-André)
* IOMMU documentation improvements (Peter)
* Coverity fixes (Peter, Philippe)
* Include cleanup (Philippe)
* -clock deprecation (Thomas)
* Disable -sandbox unless CONFIG_SECCOMP (Yi Min Zhao)
* Configurability improvements (me)

# gpg: Signature made Fri 01 Jun 2018 17:42:13 BST
# gpg:                using RSA key BFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream: (56 commits)
  hw: make virtio devices configurable via default-configs/
  hw: allow compiling out SCSI
  memory: Make operations using MemoryRegionIoeventfd struct pass by pointer.
  char: Remove unwanted crlf conversion
  qdev: Remove DeviceClass::init() and ::exit()
  qdev: Simplify the SysBusDeviceClass::init path
  hw/i2c: Use DeviceClass::realize instead of I2CSlaveClass::init
  hw/i2c/smbus: Use DeviceClass::realize instead of SMBusDeviceClass::init
  target/i386/kvm.c: Remove compatibility shim for KVM_HINTS_REALTIME
  Update Linux headers to 4.17-rc6
  target/i386/kvm.c: Handle renaming of KVM_HINTS_DEDICATED
  scripts/update-linux-headers: Handle kernel license no longer being one file
  scripts/update-linux-headers: Handle __aligned_u64
  virtio-gpu-3d: Define VIRTIO_GPU_CAPSET_VIRGL2 elsewhere
  gdbstub: Prevent fd leakage
  docs/interop: add "firmware.json"
  ipmi: Use proper struct reference for KCS vmstate
  vmstate: Add a VSTRUCT type
  tcg: remove softfloat from --disable-tcg builds
  qemu-options: Mark the non-functional -clock option as deprecated
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-06-01 18:24:16 +01:00
Peter Maydell
f5bba4ca92 scripts/update-linux-headers: Handle kernel license no longer being one file
The kernel has changed its license documentation, so instead of COPYING
being a stand-alone file that defines the license, it refers to various
other files under LICENSES/. This means we need to copy not just COPYING
but also these other files to our copy of the kernel headers.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20180525132755.21839-4-peter.maydell@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-06-01 15:14:31 +02:00
Peter Maydell
c5022c31c2 scripts/update-linux-headers: Handle __aligned_u64
We'll currently replace any 'u64' with a 'uint64_t' including when
it's embedded in an '__aligned_u64', creating a '__aligned_uint64_t'
which doesn't exist. We need to instead expand out the kernel's
definition of __aligned_u64:
   #define __aligned_u64 __u64 __attribute__((aligned(8)))
before we convert the __u64 to uint64_t.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20180525132755.21839-3-peter.maydell@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-06-01 15:14:31 +02:00
Igor Mammedov
d6fe3d02e9 qapi: introduce new cmd option "allow-preconfig"
New option will be used to allow commands, which are prepared/need
to run, during preconfig state. Other commands that should be able
to run in preconfig state, should be amended to not expect machine
in initialized state or deal with it.

For compatibility reasons, commands that don't use new flag
'allow-preconfig' explicitly are not permitted to run in
preconfig state but allowed in all other states like they used
to be.

Within this patch allow following commands in preconfig state:
   qmp_capabilities
   query-qmp-schema
   query-commands
   query-command-line-options
   query-status
   exit-preconfig
to allow qmp connection, basic introspection and moving to the next
state.

PS:
set-numa-node and query-hotpluggable-cpus will be enabled later in
a separate patches.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <1526057503-39287-1-git-send-email-imammedo@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
[ehabkost: Changed "since 2.13" to "since 3.0"]
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-05-30 13:19:09 -03:00
Peter Maydell
45eabb2ede pc, pci, virtio, vhost: fixes, features
Beginning of merging vDPA, new PCI ID, a new virtio balloon stat, intel
 iommu rework fixing a couple of security problems (no CVEs yet), fixes
 all over the place.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

pc, pci, virtio, vhost: fixes, features

Beginning of merging vDPA, new PCI ID, a new virtio balloon stat, intel
iommu rework fixing a couple of security problems (no CVEs yet), fixes
all over the place.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Wed 23 May 2018 15:41:32 BST
# gpg:                using RSA key 281F0DB8D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"
# Primary key fingerprint: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream: (28 commits)
  intel-iommu: rework the page walk logic
  util: implement simple iova tree
  intel-iommu: trace domain id during page walk
  intel-iommu: pass in address space when page walk
  intel-iommu: introduce vtd_page_walk_info
  intel-iommu: only do page walk for MAP notifiers
  intel-iommu: add iommu lock
  intel-iommu: remove IntelIOMMUNotifierNode
  intel-iommu: send PSI always even if across PDEs
  nvdimm: fix typo in label-size definition
  contrib/vhost-user-blk: enable protocol feature for vhost-user-blk
  hw/virtio: Fix brace Werror with clang 6.0.0
  libvhost-user: Send messages with no data
  vhost-user+postcopy: Use qemu_set_nonblock
  virtio: support setting memory region based host notifier
  vhost-user: support receiving file descriptors in slave_read
  vhost-user: add Net prefix to internal state structure
  linux-headers: add kvm header for mips
  linux-headers: add unistd.h on all arches
  update-linux-headers.sh: unistd.h, kvm consistency
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-05-24 14:22:23 +01:00
Michael S. Tsirkin
9882d3ef3c update-linux-headers.sh: unistd.h, kvm consistency
Rework the update script slightly, add the unistd.h header and its
dependencies on all architectures.

This also removes the IA64 and MIPS from a KVM blacklist:
Linux dropped IA64, and there was never a reason to
exclude MIPS from kvm specifically - it was
excluded due to dependency of its unistd.h on sgidefs.h,
which we also import.

Cc: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
2018-05-23 03:14:41 +03:00
Michael S. Tsirkin
ec7b10800c update-linux-headers.sh: drop kvm_para.h hacks
It turns out (as will be clear from follow-up patches)
we do not really need any kvm para macros host side
for now, except on x86, and there we need it
unconditionally whether we run on kvm or we don't.

Import the x86 asm/kvm_para.h into standard-headers,
follow-up patches remove a bunch of code using this.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2018-05-23 03:14:41 +03:00
Paul Durrant
8d0f08e95b checkpatch: generalize xen handle matching in the list of types
All the xen stable APIs define handle types of the form:

xen<subject of API>_handle

and some define additional handle types of the form:

xen<subject of API>_<purpose of handle>_handle

Examples of these are xenforeignmemory_handle and
xenforeignmemory_resource_handle.

Both of these types will be misparsed by checkpatch if they appear as the
first token in a line since, as types defined by an external library, they
do not conform to the QEMU CODING_STYLE, which suggests CamelCase.

A previous patch (5ac067a24a) added xendevicemodel_handle to the list
of types. This patch changes that to xen\w+_handle such that it will
match all Xen stable API handles of the forms detailed above.

Signed-off-by: Paul Durrant <paul.durrant@citrix.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Acked-by: Anthony PERARD <anthony.perard@citrix.com>
Signed-off-by: Stefano Stabellini <sstabellini@kernel.org>
2018-05-22 11:43:21 -07:00
Peter Maydell
a9cb55a356 Block pull request
* Support -drive cache.direct=off live migration for POSIX files
 -----BEGIN PGP SIGNATURE-----
 
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Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging

Block pull request

 * Support -drive cache.direct=off live migration for POSIX files

# gpg: Signature made Sat 12 May 2018 10:27:51 BST
# gpg:                using RSA key 9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha/tags/block-pull-request:
  block/file-posix: add x-check-page-cache=on|off option
  block/file-posix: implement bdrv_co_invalidate_cache() on Linux
  checkpatch: reduce MAINTAINERS update message frequency
  checkpatch: emit a warning on file add/move/delete
  checkpatch: ignore email headers better
  checkpatch: check utf-8 content from a commit log when it's missing from charset
  checkpatch: add a --strict check for utf-8 in commit logs
  blockjob: drop block_job_pause/resume_all()

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-05-14 17:52:46 +01:00
Joe Perches
1a6fad0c3b checkpatch: reduce MAINTAINERS update message frequency
When files are being added/moved/deleted and a patch contains an update to
the MAINTAINERS file, assume it's to update the MAINTAINERS file correctly
and do not emit the "does MAINTAINERS need updating?" message.

Reported by many people.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20180430124651.10340-6-stefanha@redhat.com
(cherry picked from e0d975b1b439c4fef58fbc306c542c94f48bb849)
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-05-10 10:41:16 +01:00
Joe Perches
4be6131e32 checkpatch: emit a warning on file add/move/delete
Whenever files are added, moved, or deleted, the MAINTAINERS file
patterns can be out of sync or outdated.

To try to keep MAINTAINERS more up-to-date, add a one-time warning
whenever a patch does any of those.

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Andy Whitcroft <apw@canonical.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20180430124651.10340-5-stefanha@redhat.com
(cherry picked from commit 13f1937ef33950b1112049972249e6191b82e6c9)
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>

Conflicts:
  QEMU WARN() only takes one argument, drop the 'type' value in the
  first argument.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-05-10 10:41:16 +01:00
Joe Perches
5fc7e4047e checkpatch: ignore email headers better
There are some patches created by git format-patch that when scanned by
checkpatch report errors on lines like

To:	address.tld

This is a checkpatch false positive.

Improve the logic a bit to ignore folded email headers to avoid emitting
these messages.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20180430124651.10340-4-stefanha@redhat.com
(cherry picked from commit 29ee1b0c67e0dd7dea8dd718e8326076bce5b6fe)
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-05-10 10:41:16 +01:00
Pasi Savanainen
bf139a0614 checkpatch: check utf-8 content from a commit log when it's missing from charset
Check that a commit log doesn't contain UTF-8 when a mail header
explicitly defines a different charset, like

'Content-Type: text/plain; charset="us-ascii"'

Signed-off-by: Pasi Savanainen <pasi.savanainen@nixu.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Message-id: 20180430124651.10340-3-stefanha@redhat.com
Cc: Joe Perches <joe@perches.com>
Cc: Andy Whitcroft <apw@canonical.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
(cherry picked from commit fa64205df9dfd7b7662cc64a7e82115c00e428e5)
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-05-10 10:41:16 +01:00
Joe Perches
b37c4aacf7 checkpatch: add a --strict check for utf-8 in commit logs
Some find using utf-8 in commit logs inappropriate.

Some patch commit logs contain unintended utf-8 characters when doing
things like copy/pasting compilation output.

Look for the start of any commit log by skipping initial lines that look
like email headers and "From: " lines.

Stop looking for utf-8 at the first signature line.

Signed-off-by: Joe Perches <joe@perches.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Message-id: 20180430124651.10340-2-stefanha@redhat.com
Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
(cherry picked from commit 15662b3e8644905032c2e26808401a487d4e90c1)
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

Conflicts:
  QEMU does not have CHK(), use WARN() instead.

  QEMU WARN() only takes one argument, drop the 'type' value in the
  first argument.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-05-10 10:41:16 +01:00
Roman Kagan
7afcfd32a6 update-linux-headers: drop hyperv.h
As of mainline linux commit 5a485803221777013944cbd1a7cd5c62efba3ffa
"x86/hyper-v: move hyperv.h out of uapi" by Vitaly Kuznetsov, no linux
uapi header includes it, so we no longer need to create a stub for it.

Cc: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Roman Kagan <rkagan@virtuozzo.com>
Message-Id: <20180413143354.17614-1-rkagan@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-05-09 00:13:38 +02:00
Peter Xu
82870f3c02 checkpatch.pl: add common glib defines to typelist
Otherwise it can warn this:

  ERROR: space prohibited between function name and open parenthesis '('

When with things like this:

  typedef gboolean (*it_tree_iterator)(ITValue start, ITValue end);

CC: Paolo Bonzini <pbonzini@redhat.com>
CC: "Daniel P. Berrangé" <berrange@redhat.com>
CC: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
CC: Fam Zheng <famz@redhat.com>
Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <20180425070103.23723-1-peterx@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-05-09 00:13:37 +02:00
Thomas Huth
b40dffdec6 scripts/device-crash-test: Removed fixed CAN entries
The CAN device crashes have been fixed with the commit
089eac81e1 already.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <1523900489-25950-1-git-send-email-thuth@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-05-07 10:00:02 -03:00
Laszlo Ersek
9a801c7d6c qapi: add SysEmuTarget to "common.json"
We'll soon need an enumeration type that lists all the softmmu targets
that QEMU (the project) supports. Introduce @SysEmuTarget to
"common.json".

The enum constant @x86_64 doesn't match the QAPI convention of preferring
hyphen ("-") over underscore ("_"). This is intentional; the @SysEmuTarget
constants are supposed to produce QEMU executable names when stringified
and appended to the "qemu-system-" prefix. Put differently, the
replacement text of the TARGET_NAME preprocessor macro must be possible to
look up in the list of (stringified) enum constants.

Like other enum types, @SysEmuTarget too can be used for discriminator
fields in unions. For the @i386 constant, a C-language union member called
"i386" would be generated. On mingw build hosts, "i386" is a macro
however. Add "i386" to "polluted_words" at once.

Cc: "Daniel P. Berrange" <berrange@redhat.com>
Cc: Eric Blake <eblake@redhat.com>
Cc: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Message-Id: <20180427192852.15013-3-lersek@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-05-04 08:27:53 +02:00
Marc-André Lureau
cb3e7f08ae qobject: Replace qobject_incref/QINCREF qobject_decref/QDECREF
Now that we can safely call QOBJECT() on QObject * as well as its
subtypes, we can have macros qobject_ref() / qobject_unref() that work
everywhere instead of having to use QINCREF() / QDECREF() for QObject
and qobject_incref() / qobject_decref() for its subtypes.

The replacement is mechanical, except I broke a long line, and added a
cast in monitor_qmp_cleanup_req_queue_locked().  Unlike
qobject_decref(), qobject_unref() doesn't accept void *.

Note that the new macros evaluate their argument exactly once, thus no
need to shout them.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20180419150145.24795-4-marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
[Rebased, semantic conflict resolved, commit message improved]
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2018-05-04 08:27:53 +02:00
Ian Jackson
5ac067a24a checkpatch: Add xendevicemodel_handle to the list of types
This avoids checkpatch misparsing (as statements) long function
definitions or declarations, which sometimes start with constructs
like this:

  static inline int xendevicemodel_relocate_memory(
      xendevicemodel_handle *dmod, domid_t domid, ...

The type xendevicemodel_handle does not conform to Qemu CODING_STYLE,
which would suggest CamelCase.  However, it is a type defined by the
Xen Project in xen.git.  It would be possible to introduce a typedef
to allow the qemu code to refer to it by a differently-spelled name,
but that would obfuscate more than it would clarify.

CC: Eric Blake <eblake@redhat.com>
CC: Paolo Bonzini <pbonzini@redhat.com>
CC: Daniel P. Berrange <berrange@redhat.com>
Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2018-04-26 16:29:50 +01:00
Laurent Vivier
947aeab311 linux-user: add microblaze/microblazeel magic numbers in qemu-binfmt-conf.sh
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20180409115212.875-2-laurent@vivier.eu>
2018-04-10 17:41:55 +02:00
Thomas Huth
01366ef9a4 device-crash-test: Remove fixed isa-fdc entry
Fixed by commit b3da551 ("fdc: Exit if ISA controller does not support DMA", 2018-03-16).

Signed-off-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-04-09 16:36:40 +02:00
Su Hang
053e45d2f3 scripts/checkpatch.pl: Bug fix
Commit 2b9aef6fcd introduced a regression:
checkpatch.pl started complaining about the following valid pattern:
do {
     /* something */
} while (condition);

Fix the script to once again permit this pattern.

Signed-off-by: Su Hang <suhang16@mails.ucas.ac.cn>
Message-Id: <1522029982-4650-1-git-send-email-suhang16@mails.ucas.ac.cn>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-04-05 14:43:08 +02:00
Peter Xu
9408860165 qapi: restrict allow-oob value to be "true"
It was missed in the first version of OOB series.  We should check this
to make sure we throw the right error when fault value is passed in.

Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <20180326063901.27425-5-peterx@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-27 10:17:45 -05:00
Peter Maydell
f58d9620aa Fix a decodetree problem with 16-bit insns
-----BEGIN PGP SIGNATURE-----
 
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 /vpkcdsUGpRZ2CP8977X7MRrCBeen+UGOEHGYof9W/G7kCDkCx2m4DIO+0licS/F
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 =hutR
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/rth/tags/pull-dt-20180326' into staging

Fix a decodetree problem with 16-bit insns

# gpg: Signature made Mon 26 Mar 2018 15:35:04 BST
# gpg:                using RSA key 64DF38E8AF7E215F
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>"
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A  05C0 64DF 38E8 AF7E 215F

* remotes/rth/tags/pull-dt-20180326:
  scripts/decodetree: Fix insnmask not marked as global in main()

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-27 10:27:34 +01:00
Bastian Koppelmann
83d7c40c92 scripts/decodetree: Fix insnmask not marked as global in main()
if '-w 16' was given as a cmdline args a local copy of insnmask
is set and not the global one.

Signed-off-by: Peer Adelt <peer.adelt@hni.uni-paderborn.de>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Message-Id: <20180319115846.9662-1-kbastian@mail.uni-paderborn.de>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-03-26 22:34:07 +08:00
Thomas Huth
6ff8d9b03a scripts/device-crash-test: Remove fixed isapc-with-iommu entry
Fixed in a0c167a184 ("x86_iommu: check
if machine has PCI bus").

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <1521193892-15552-5-git-send-email-thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-03-26 14:37:13 +02:00
Thomas Huth
c9073238fc hw/audio: Fix crashes when devices are used on ISA bus without DMA
The cs4231a, gus and sb16 sound cards crash QEMU when the user tries
to instantiate them on a machine with DMA-less ISA bus (for example
with "qemu-system-mips64el -M mips -device sb16"). Add proper checks
to the realize functions to avoid the crashes.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <1521193892-15552-4-git-send-email-thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-03-26 14:37:13 +02:00
Ian Jackson
36b4cf1934 scripts/get_maintainer.pl: Print proper error message for missing $file
If you pass scripts/get_maintainer.pl the name of a FIFO or other
exciting object (/dev/stdin, for example), it would falsely print
"file not found".  Instead: stat the object rather than using -f so
that we do not mind if the object is not a file; and print the errno
value in the error message.

Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
CC: Thomas Huth <thuth@redhat.com>
CC: Paolo Bonzini <pbonzini@redhat.com>
CC: Stefano Stabellini <sstabellini@kernel.org>
CC: Anthony PERARD <anthony.perard@citrix.com>
Message-Id: <1520535787-6223-13-git-send-email-ian.jackson@eu.citrix.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Ian Jackson <ian.jackson@eu.citrix.com>
2018-03-26 14:37:12 +02:00
Andrew Jones
4b17bc933f dump-guest-memory: more descriptive lookup_type failure
We've seen a few reports of

 (gdb) source /usr/share/qemu-kvm/dump-guest-memory.py
 Traceback (most recent call last):
   File "/usr/share/qemu-kvm/dump-guest-memory.py", line 19, in <module>
     UINTPTR_T = gdb.lookup_type("uintptr_t")
 gdb.error: No type named uintptr_t.

This occurs when symbols haven't been loaded first, i.e. neither a
QEMU binary was loaded nor a QEMU process was attached first. Let's
better inform the user of how to fix the issue themselves in order
to avoid more reports.

Acked-by: Janosch Frank <frankja@linux.vnet.ibm.com>
Signed-off-by: Andrew Jones <drjones@redhat.com>
Message-Id: <20180314153820.18426-1-drjones@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Tested-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
2018-03-21 15:02:00 +01:00
Peter Maydell
ed627b2ad3 virtio,vhost,pci,pc: features, cleanups
SRAT tables for DIMM devices
 new virtio net flags for speed/duplex
 post-copy migration support in vhost
 cleanups in pci
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
 -----BEGIN PGP SIGNATURE-----
 
 iQEcBAABAgAGBQJasR1rAAoJECgfDbjSjVRpOocH/R9A3g/TkpGjmLzJBrrX1NGO
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 5J+4DT46ogs5rZWNzDCZ0zAkSaATDA6h9Nfh7TvPc9Q2WpcIT0cTa/jOtrxRc9Vq
 32hbUKtJSpNxRjwbZvk6YV21HtWo3Tktdaj9IeTQTN0/gfMyOMdgxta3+bymicbJ
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 =vomK
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio,vhost,pci,pc: features, cleanups

SRAT tables for DIMM devices
new virtio net flags for speed/duplex
post-copy migration support in vhost
cleanups in pci

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Tue 20 Mar 2018 14:40:43 GMT
# gpg:                using RSA key 281F0DB8D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"
# Primary key fingerprint: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream: (51 commits)
  postcopy shared docs
  libvhost-user: Claim support for postcopy
  postcopy: Allow shared memory
  vhost: Huge page align and merge
  vhost+postcopy: Wire up POSTCOPY_END notify
  vhost-user: Add VHOST_USER_POSTCOPY_END message
  libvhost-user: mprotect & madvises for postcopy
  vhost+postcopy: Call wakeups
  vhost+postcopy: Add vhost waker
  postcopy: postcopy_notify_shared_wake
  postcopy: helper for waking shared
  vhost+postcopy: Resolve client address
  postcopy-ram: add a stub for postcopy_request_shared_page
  vhost+postcopy: Helper to send requests to source for shared pages
  vhost+postcopy: Stash RAMBlock and offset
  vhost+postcopy: Send address back to qemu
  libvhost-user+postcopy: Register new regions with the ufd
  migration/ram: ramblock_recv_bitmap_test_byte_offset
  postcopy+vhost-user: Split set_mem_table for postcopy
  vhost+postcopy: Transmit 'listen' to slave
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

# Conflicts:
#	scripts/update-linux-headers.sh
2018-03-20 15:48:34 +00:00
Peter Xu
876c67512e qapi: introduce new cmd option "allow-oob"
Here "oob" stands for "Out-Of-Band".  When "allow-oob" is set, it means
the command allows out-of-band execution.

The "oob" idea is proposed by Markus Armbruster in following thread:

  https://lists.gnu.org/archive/html/qemu-devel/2017-09/msg02057.html

This new "allow-oob" boolean will be exposed by "query-qmp-schema" as
well for command entries, so that QMP clients can know which commands
can be used in out-of-band calls. For example the command "migrate"
originally looks like:

  {"name": "migrate", "ret-type": "17", "meta-type": "command",
   "arg-type": "86"}

And it'll be changed into:

  {"name": "migrate", "ret-type": "17", "allow-oob": false,
   "meta-type": "command", "arg-type": "86"}

This patch only provides the QMP interface level changes.  It does not
contain the real out-of-band execution implementation yet.

Suggested-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <20180309090006.10018-18-peterx@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
[eblake: rebase on introspection done by qlit]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19 14:58:37 -05:00
Marc-André Lureau
7d0f982bfb qapi: generate a literal qobject for introspection
Replace the generated json string with a literal qobject. The later is
easier to deal with, at run time as well as compile time: adding #if
conditionals will be easier than in a json string.

The output of query-qmp-schema is not changed.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180305172951.2150-5-marcandre.lureau@redhat.com>
[eblake: fix python 3 failure]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19 10:00:14 -05:00
Marc-André Lureau
26ee12ad1f qapi2texi: minor python code simplification
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180305172951.2150-2-marcandre.lureau@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-19 10:00:14 -05:00
Peter Maydell
3788c7b6e5 * Record-replay lockstep execution, log dumper and fixes (Alex, Pavel)
* SCSI fix to pass maximum transfer size (Daniel Barboza)
 * chardev fixes and improved iothread support (Daniel Berrangé, Peter)
 * checkpatch tweak (Eric)
 * make help tweak (Marc-André)
 * make more PCI NICs available with -net or -nic (myself)
 * change default q35 NIC to e1000e (myself)
 * SCSI support for NDOB bit (myself)
 * membarrier system call support (myself)
 * SuperIO refactoring (Philippe)
 * miscellaneous cleanups and fixes (Thomas)
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v2.0.22 (GNU/Linux)
 
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

* Record-replay lockstep execution, log dumper and fixes (Alex, Pavel)
* SCSI fix to pass maximum transfer size (Daniel Barboza)
* chardev fixes and improved iothread support (Daniel Berrangé, Peter)
* checkpatch tweak (Eric)
* make help tweak (Marc-André)
* make more PCI NICs available with -net or -nic (myself)
* change default q35 NIC to e1000e (myself)
* SCSI support for NDOB bit (myself)
* membarrier system call support (myself)
* SuperIO refactoring (Philippe)
* miscellaneous cleanups and fixes (Thomas)

# gpg: Signature made Mon 12 Mar 2018 16:10:52 GMT
# gpg:                using RSA key BFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream: (69 commits)
  tcg: fix cpu_io_recompile
  replay: update documentation
  replay: save vmstate of the asynchronous events
  replay: don't process async events when warping the clock
  scripts/replay-dump.py: replay log dumper
  replay: avoid recursive call of checkpoints
  replay: check return values of fwrite
  replay: push replay_mutex_lock up the call tree
  replay: don't destroy mutex at exit
  replay: make locking visible outside replay code
  replay/replay-internal.c: track holding of replay_lock
  replay/replay.c: bump REPLAY_VERSION again
  replay: save prior value of the host clock
  replay: added replay log format description
  replay: fix save/load vm for non-empty queue
  replay: fixed replay_enable_events
  replay: fix processing async events
  cpu-exec: fix exception_index handling
  hw/i386/pc: Factor out the superio code
  hw/alpha/dp264: Use the TYPE_SMC37C669_SUPERIO
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

# Conflicts:
#	default-configs/i386-softmmu.mak
#	default-configs/x86_64-softmmu.mak
2018-03-16 11:05:03 +00:00
Peter Maydell
a57946ff2a VFIO updates 2018-03-13
- Display support for vGPUs (Gerd Hoffmann)
 
  - Enable new kernel support for mmaps overlapping MSI-X vector table,
    disable MSI-X emulation on POWER (Alexey Kardashevskiy)
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v2.0.14 (GNU/Linux)
 
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 =LVMf
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/awilliam/tags/vfio-update-20180313.0' into staging

VFIO updates 2018-03-13

 - Display support for vGPUs (Gerd Hoffmann)

 - Enable new kernel support for mmaps overlapping MSI-X vector table,
   disable MSI-X emulation on POWER (Alexey Kardashevskiy)

# gpg: Signature made Tue 13 Mar 2018 19:48:49 GMT
# gpg:                using RSA key 239B9B6E3BB08B22
# gpg: Good signature from "Alex Williamson <alex.williamson@redhat.com>"
# gpg:                 aka "Alex Williamson <alex@shazbot.org>"
# gpg:                 aka "Alex Williamson <alwillia@redhat.com>"
# gpg:                 aka "Alex Williamson <alex.l.williamson@gmail.com>"
# Primary key fingerprint: 42F6 C04E 540B D1A9 9E7B  8A90 239B 9B6E 3BB0 8B22

* remotes/awilliam/tags/vfio-update-20180313.0:
  ppc/spapr, vfio: Turn off MSIX emulation for VFIO devices
  vfio-pci: Allow mmap of MSIX BAR
  vfio/pci: Relax DMA map errors for MMIO regions
  vfio/display: adding dmabuf support
  vfio/display: adding region support
  vfio/display: core & wireup
  vfio/common: cleanup in vfio_region_finalize
  secondary-vga: properly close QemuConsole on unplug
  console: minimal hotplug suport
  ui/pixman: add qemu_drm_format_to_pixman()
  standard-headers: add drm/drm_fourcc.h

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-16 09:51:47 +00:00
Peter Maydell
55901900ec -----BEGIN PGP SIGNATURE-----
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 =9TjW
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-2.12-pull-request' into staging

# gpg: Signature made Tue 13 Mar 2018 17:33:03 GMT
# gpg:                using RSA key F30C38BD3F2FBE3C
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>"
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>"
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>"
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/linux-user-for-2.12-pull-request:
  linux-user: init_guest_space: Add a comment about search strategy
  linux-user: init_guest_space: Don't try to align if we'll reject it
  linux-user: init_guest_space: Clean up control flow a bit
  linux-user: init_guest_commpage: Add a comment about size check
  linux-user: init_guest_space: Clarify page alignment logic
  linux-user: init_guest_space: Correctly handle guest_start in commpage initialization
  linux-user: init_guest_space: Clean up if we can't initialize the commpage
  linux-user: Rename validate_guest_space => init_guest_commpage
  linux-user: Use #if to only call validate_guest_space for 32-bit ARM target
  qemu-binfmt-conf.sh: add qemu-xtensa
  linux-user: drop unused target_msync function
  linux-user: fix target_mprotect/target_munmap error return values
  linux-user: fix assertion in shmdt
  linux-user: fix mmap/munmap/mprotect/mremap/shmat
  linux-user: Support f_flags in statfs when available.
  linux-user: allows to use "--systemd ALL" with qemu-binfmt-conf.sh
  linux-user: Remove the unused "not implemented" signal handling stubs
  linux-user: Drop unicore32 code

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-15 17:58:28 +00:00
Peter Maydell
5bdd374347 * Migrate MSR_SMI_COUNT (Liran)
* Update kernel headers (Gerd, myself)
 * SEV support (Brijesh)
 
 I have not tested non-x86 compilation, but I reordered the SEV patches
 so that all non-x86-specific changes go first to catch any possible
 issues (which weren't there anyway :)).
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v2.0.22 (GNU/Linux)
 
 iQEcBAABAgAGBQJap/4yAAoJEL/70l94x66DmPoH/igfzYkxFyIHFqzb/hQEut3e
 IJA05u9DBSqqdSvL0UeLdUgyJTeDM3S5kKZqZ38BPHIudwOGtydoIM2utWtPSejf
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 =Q4/y
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream-sev' into staging

* Migrate MSR_SMI_COUNT (Liran)
* Update kernel headers (Gerd, myself)
* SEV support (Brijesh)

I have not tested non-x86 compilation, but I reordered the SEV patches
so that all non-x86-specific changes go first to catch any possible
issues (which weren't there anyway :)).

# gpg: Signature made Tue 13 Mar 2018 16:37:06 GMT
# gpg:                using RSA key BFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream-sev: (22 commits)
  sev/i386: add sev_get_capabilities()
  sev/i386: qmp: add query-sev-capabilities command
  sev/i386: qmp: add query-sev-launch-measure command
  sev/i386: hmp: add 'info sev' command
  cpu/i386: populate CPUID 0x8000_001F when SEV is active
  sev/i386: add migration blocker
  sev/i386: finalize the SEV guest launch flow
  sev/i386: add support to LAUNCH_MEASURE command
  target/i386: encrypt bios rom
  sev/i386: add command to encrypt guest memory region
  sev/i386: add command to create launch memory encryption context
  sev/i386: register the guest memory range which may contain encrypted data
  sev/i386: add command to initialize the memory encryption context
  include: add psp-sev.h header file
  sev/i386: qmp: add query-sev command
  target/i386: add Secure Encrypted Virtualization (SEV) object
  kvm: introduce memory encryption APIs
  kvm: add memory encryption context
  docs: add AMD Secure Encrypted Virtualization (SEV)
  machine: add memory-encryption option
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-15 16:49:30 +00:00
Jason Baron
d3b7b37445 scripts/update-linux-headers: add ethtool.h and update to 4.16.0-rc4
A subsequent patch to add support for setting linkspeed/duplex in
virtio-net, requires a few definitions from ethtool.h, which ends up
pulling in kernel.h and sysinfo.h as well.

Signed-off-by: Jason Baron <jbaron@akamai.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Jason Wang <jasowang@redhat.com>
Cc: virtio-dev@lists.oasis-open.org
2018-03-13 23:09:49 +02:00
Gerd Hoffmann
8e8ee8509a standard-headers: add drm/drm_fourcc.h
So we can use the drm fourcc codes without a dependency on libdrm-devel.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
2018-03-13 11:17:28 -06:00
Peter Maydell
026aaf47c0 Python queue, 2018-03-12
-----BEGIN PGP SIGNATURE-----
 
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 =ykeX
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/ehabkost/tags/python-next-pull-request' into staging

Python queue, 2018-03-12

# gpg: Signature made Mon 12 Mar 2018 22:10:36 GMT
# gpg:                using RSA key 2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>"
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF  D1AA 2807 936F 984D C5A6

* remotes/ehabkost/tags/python-next-pull-request:
  device-crash-test: Use 'python' binary
  qmp.py: Encode json data before sending
  qemu.py: Use items() instead of iteritems()
  device-crash-test: New known crashes

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-13 16:26:44 +00:00
Brijesh Singh
9d8ad11429 include: add psp-sev.h header file
The header file provide the ioctl command and structure to communicate
with /dev/sev device.

Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>

Signed-off-by: Brijesh Singh <brijesh.singh@amd.com>
2018-03-13 12:04:03 +01:00
Paolo Bonzini
9f2d175db5 update Linux headers to 4.16-rc5
Note that VIRTIO_GPU_CAPSET_VIRGL2 was added manually so it has to be added
manually after re-running scripts/update-linux-headers.sh.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-03-13 12:02:32 +01:00
Peter Maydell
73988d529e -----BEGIN PGP SIGNATURE-----
iQEcBAABAgAGBQJapqP6AAoJEJykq7OBq3PIZasIAL+NKBQGa/e0FD28PYdLU/JE
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 =nCAn
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/stefanha/tags/tracing-pull-request' into staging

# gpg: Signature made Mon 12 Mar 2018 15:59:54 GMT
# gpg:                using RSA key 9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha/tags/tracing-pull-request:
  trace: only permit standard C types and fixed size integer types
  trace: remove use of QEMU specific types from trace probes
  trace: include filename when printing parser error messages
  simpletrace: fix timestamp argument type
  log-for-trace.h: Split out parts of log.h used by trace.h

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-13 09:43:44 +00:00
Eduardo Habkost
006cc55835 device-crash-test: Use 'python' binary
Now the script works with Python 3, so we can use the 'python'
binary provided by the system.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180312185503.5746-4-ehabkost@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-03-12 19:10:16 -03:00
Eduardo Habkost
7e2b34f26e qmp.py: Encode json data before sending
On Python 3, json.dumps() return a str object, which can't be
sent directly through a socket and must be encoded into a bytes
object.  Use .encode('utf-8'), which will work on both Python 2
and Python 3.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180312185503.5746-3-ehabkost@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-03-12 19:10:16 -03:00
Eduardo Habkost
fb2e1cc6c4 qemu.py: Use items() instead of iteritems()
items() is less efficient on Python 2.x, but makes the code work
on both Python 2 and Python 3.

Cc: Lukáš Doktor <ldoktor@redhat.com>
Cc: Philippe Mathieu-Daudé <f4bug@amsat.org>
Cc: Cleber Rosa <crosa@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180312185503.5746-2-ehabkost@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-03-12 19:10:16 -03:00
Eduardo Habkost
44d815e83a device-crash-test: New known crashes
We are not running the script on "make check" yet, and additional
bugs were introduced recently in the tree.

Whitelist the new crashes while we investigate, to allow us to
run device-crash-test on "make check" as soon as possible to
prevent new bugs.

Cc: Pavel Pisa <pisa@cmp.felk.cvut.cz>
Cc: John Snow <jsnow@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Message-Id: <20180309202827.12085-5-ehabkost@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-03-12 19:10:16 -03:00
Alex Bennée
821c113033 scripts/replay-dump.py: replay log dumper
This script is a debugging tool for looking through the contents of a
replay log file. It is incomplete but should fail gracefully at events
it doesn't understand.

It currently understands two different log formats as the audio
record/replay support was merged during since MTTCG. It was written to
help debug what has caused the BQL changes to break replay support.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20180227095310.1060.14500.stgit@pasha-VirtualBox>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-03-12 17:10:38 +01:00
Eric Blake
205f31a81a checkpatch: Exempt long URLs
Sometimes, we want to refer to really long URLs, but checkpatch
balks, and we have to manually bypass the check.  URL shorteners
may be nice at reducing long links, but it's hard to guarantee the
shortened link will live as long as the real target, and it is
also nice to see the original target without having to load the
shortened URL through a browser.  So exempt a line containing
only a URL from the long-line syntax check.

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Suggested-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Eric Blake <eblake@redhat.com>
Message-Id: <20180222215838.18223-1-eblake@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-03-12 16:12:46 +01:00
Daniel P. Berrangé
73ff061032 trace: only permit standard C types and fixed size integer types
Some trace backends will compile code based on the declared trace
events. It should not be assumed that the backends can resolve any QEMU
specific typedefs. So trace events should restrict their argument
types to the standard C types and fixed size integer types. Any complex
pointer types can be declared as "void *" for purposes of trace events,
since nothing will be dereferencing these pointer arguments.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-id: 20180308155524.5082-3-berrange@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-03-12 11:10:20 +00:00
Daniel P. Berrangé
86b5aacfb9 trace: include filename when printing parser error messages
Improves error messages from:

  ValueError: Error on line 72: need more than 1 value to unpack

To

  ValueError: Error at /home/berrange/src/virt/qemu/trace-events:72:
    need more than 1 value to unpack

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20180306154650.24075-1-berrange@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-03-12 11:10:20 +00:00
Stefan Hajnoczi
e42860ae83 simpletrace: fix timestamp argument type
The timestamp argument to a trace event method is documented as follows:

  The method can also take a timestamp argument before the trace event
  arguments:

    def runstate_set(self, timestamp, new_state):
        ...

  Timestamps have the uint64_t type and are in nanoseconds.

In reality methods with a timestamp argument actually receive a tuple
like (123456789,) as the timestamp argument.  This is due to a bug in
simpletrace.py.

This patch unpacks the tuple so that methods receive the correct
timestamp argument type.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20180222163901.14095-1-stefanha@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-03-12 11:10:20 +00:00
Peter Maydell
be0aa7ac89 log-for-trace.h: Split out parts of log.h used by trace.h
A persistent build problem we see is where a source file
accidentally omits the #include of log.h. This slips through
local developer testing because if you configure with the
default (log) trace backend trace.h will pull in log.h for you.
Compilation fails only if some other backend is selected.

To make this error cause a compile failure regardless of
the configured trace backend, split out the parts of log.h
that trace.h requires into a new log-for-trace.h header.
Since almost all manual uses of the log.h functions will
use constants or functions which aren't in log-for-trace.h,
this will let us catch missing #include "qemu/log.h" more
consistently.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180213140029.8308-1-peter.maydell@linaro.org
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-03-12 11:10:20 +00:00
Gerd Hoffmann
d3893a39eb audio: add driver registry
Add registry for audio drivers, using the existing audio_driver struct.
Make all drivers register themself.  The old list of audio_driver struct
pointers is now a list of audio driver names, specifying the priority
(aka probe order) in case no driver is explicitly asked for.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20180306074053.22856-2-kraxel@redhat.com
2018-03-12 11:18:26 +01:00
Max Filippov
d4090306c8 qemu-binfmt-conf.sh: add qemu-xtensa
Register qemu-xtensa and qemu-xtensaeb for transparent linux userspace
emulation.

Cc: Riku Voipio <riku.voipio@iki.fi>
Cc: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20180228221609.11265-11-jcmvbkbc@gmail.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2018-03-09 19:26:15 +01:00
Laurent Vivier
3ff48453e8 linux-user: allows to use "--systemd ALL" with qemu-binfmt-conf.sh
qemu-binfmt-conf.sh when it is used with systemd
needs to know for which CPU the systemd-binfmt.service
file must be created (i.e. "--systemd ppc").

But sometime, for instance for test purpose, we need to
create an entry for all known architectures.
This patch entroduce the "ALL" parameter for this purpose.

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20180308104859.3315-1-laurent@vivier.eu>
2018-03-09 19:18:35 +01:00
Michael Clark
25fa194b7b
RISC-V Build Infrastructure
This adds RISC-V into the build system enabling the following targets:

- riscv32-softmmu
- riscv64-softmmu
- riscv32-linux-user
- riscv64-linux-user

This adds defaults configs for RISC-V, enables the build for the RISC-V
CPU core, hardware, and Linux User Emulation. The 'qemu-binfmt-conf.sh'
script is updated to add the RISC-V ELF magic.

Expected checkpatch errors for consistency reasons:

ERROR: line over 90 characters
FILE: scripts/qemu-binfmt-conf.sh

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Sagar Karandikar <sagark@eecs.berkeley.edu>
Signed-off-by: Michael Clark <mjc@sifive.com>
2018-03-07 08:30:28 +13:00
Su Hang
2b9aef6fcd checkpatch: add check for while and for
Adding check for `while` and `for` statements, which condition has more than
one line.

The former checkpatch.pl can check `if` statement, which condition has more
than one line, whether block misses brace round, like this:
'''
if (cond1 ||
    cond2)
    statement;
'''
But it doesn't do the same check for `for` and `while` statements.

Using `(?:...)` instead of `(...)` in regex pattern catch.
Because `(?:...)` is faster and avoids unwanted side-effect.

Suggested-by: Stefan Hajnoczi <stefanha@redhat.com>
Suggested-by: Eric Blake <eblake@redhat.com>
Suggested-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Su Hang <suhang16@mails.ucas.ac.cn>
Message-Id: <1520319890-19761-1-git-send-email-suhang16@mails.ucas.ac.cn>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-03-06 14:01:28 +01:00
Julia Suvorova
fb8446d94e checkpatch: add a warning for basename/dirname
g_path_get_* do the same as g_strdup(basename/dirname(...)) but
without modifying the argument.

Signed-off-by: Julia Suvorova <jusual@mail.ru>
Message-Id: <1519987399-19160-1-git-send-email-jusual@mail.ru>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2018-03-06 14:01:28 +01:00
Markus Armbruster
eb815e248f qapi: Move qapi-schema.json to qapi/, rename generated files
Move qapi-schema.json to qapi/, so it's next to its modules, and all
files get generated to qapi/, not just the ones generated for modules.

Consistently name the generated files qapi-MODULE.EXT:
qmp-commands.[ch] become qapi-commands.[ch], qapi-event.[ch] become
qapi-events.[ch], and qmp-introspect.[ch] become qapi-introspect.[ch].
This gets rid of the temporary hacks in scripts/qapi/commands.py,
scripts/qapi/events.py, and scripts/qapi/common.py.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180211093607.27351-28-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
[eblake: Fix trailing dot in tpm.c, undo temporary hack for OSX toolchain]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:45:57 -06:00
Markus Armbruster
9af2398977 Include less of the generated modular QAPI headers
In my "build everything" tree, a change to the types in
qapi-schema.json triggers a recompile of about 4800 out of 5100
objects.

The previous commit split up qmp-commands.h, qmp-event.h, qmp-visit.h,
qapi-types.h.  Each of these headers still includes all its shards.
Reduce compile time by including just the shards we actually need.

To illustrate the benefits: adding a type to qapi/migration.json now
recompiles some 2300 instead of 4800 objects.  The next commit will
improve it further.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180211093607.27351-24-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
[eblake: rebase to master]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:45:50 -06:00
Markus Armbruster
252dc3105f qapi: Generate separate .h, .c for each module
Our qapi-schema.json is composed of modules connected by include
directives, but the generated code is monolithic all the same: one
qapi-types.h with all the types, one qapi-visit.h with all the
visitors, and so forth.  These monolithic headers get included all
over the place.  In my "build everything" tree, adding a QAPI type
recompiles about 4800 out of 5100 objects.

We wouldn't write such monolithic headers by hand.  It stands to
reason that we shouldn't generate them, either.

Split up generated qapi-types.h to mirror the schema's modular
structure: one header per module.  Name the main module's header
qapi-types.h, and sub-module D/B.json's header D/qapi-types-B.h.

Mirror the schema's includes in the headers, so that qapi-types.h gets
you everything exactly as before.  If you need less, you can include
one or more of the sub-module headers.  To be exploited shortly.

Split up qapi-types.c, qapi-visit.h, qapi-visit.c, qmp-commands.h,
qmp-commands.c, qapi-event.h, qapi-event.c the same way.
qmp-introspect.h, qmp-introspect.c and qapi.texi remain monolithic.

The split of qmp-commands.c duplicates static helper function
qmp_marshal_output_str() in qapi-commands-char.c and
qapi-commands-misc.c.  This happens when commands returning the same
type occur in multiple modules.  Not worth avoiding.

Since I'm going to rename qapi-event.[ch] to qapi-events.[ch], and
qmp-commands.[ch] to qapi-commands.[ch], name the shards that way
already, to reduce churn.  This requires temporary hacks in
commands.py and events.py.  Similarly, c_name() must temporarily
be taught to munge '/' in common.py.  They'll go away with the rename.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180211093607.27351-23-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
[eblake: declare a dummy variable in each .c file, to shut up OSX
toolchain warnings about empty .o files, including hacking c_name()]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:44:24 -06:00
Markus Armbruster
f9c146399d qapi/common: Fix guardname() for funny filenames
guardname() fails to return a valid C identifier for arguments
containing anything but [A-Za-z0-9_.-'].  Fix that.  Don't bother
protecting ticklish identifiers; header guards are all-caps, and no
ticklish identifiers are.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20180211093607.27351-22-armbru@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:10 -06:00
Markus Armbruster
cdb6610ae4 qapi/types qapi/visit: Generate built-in stuff into separate files
Linking code from multiple separate QAPI schemata into the same
program is possible, but involves some weirdness around built-in
types:

* We generate code for built-in types into .c only with option
  --builtins.  The user is responsible for generating code for exactly
  one QAPI schema per program with --builtins.

* We generate code for built-in types into .h regardless of
  --builtins, but guarded by #ifndef QAPI_VISIT_BUILTIN.  Because all
  copies of this code are exactly the same, including any combination
  of these headers works.

Replace this contraption by something more conventional: generate code
for built-in types into their very own files: qapi-builtin-types.c,
qapi-builtin-visit.c, qapi-builtin-types.h, qapi-builtin-visit.h, but
only with --builtins.  Obey --output-dir, but ignore --prefix for
them.

Make qapi-types.h include qapi-builtin-types.h.  With multiple
schemata you now have multiple qapi-types.[ch], but only one
qapi-builtin-types.[ch].  Same for qapi-visit.[ch] and
qapi-builtin-visit.[ch].

Bonus: if all you need is built-in stuff, you can include a much
smaller header.  To be exploited shortly.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180211093607.27351-21-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
[eblake: fix octal constant for python 3]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:10 -06:00
Markus Armbruster
71b3f0459c qapi: Make code-generating visitors use QAPIGen more
The use of QAPIGen is rather shallow so far: most of the output
accumulation is not converted.  Take the next step: convert output
accumulation in the code-generating visitor classes.  Helper functions
outside these classes are not converted.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180211093607.27351-20-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
[eblake: rebase to earlier guardstart cleanup]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:10 -06:00
Markus Armbruster
834a3f3498 qapi: Rename generated qmp-marshal.c to qmp-commands.c
All generated .c are named like their .h, except for qmp-marshal.c and
qmp-commands.h.  To add to the confusion, tests-qmp-commands.c falsely
matches generated test-qmp-commands.h.

Get rid of this unnecessary complication.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180211093607.27351-19-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:10 -06:00
Markus Armbruster
cf40a0a5c2 qapi: Record 'include' directives in intermediate representation
The include directive permits modular QAPI schemata, but the generated
code is monolithic all the same.  To permit generating modular code,
the front end needs to pass more information on inclusions to the back
ends.  The commit before last added the necessary information to the
parse tree.  This commit adds it to the intermediate representation
and its QAPISchemaVisitor.  A later commit will use this to to
generate modular code.

New entity QAPISchemaInclude represents inclusions.  Call new visitor
method visit_include() for it, so visitors can see the sub-modules a
module includes.

Note that unlike other entities, QAPISchemaInclude has no name, and is
therefore not added to entity_dict.

New QAPISchemaEntity attribute @module names the entity's source file.
Call new visitor method visit_module() when it changes during a visit,
so visitors can keep track of the module being visited.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180211093607.27351-18-armbru@redhat.com>
[eblake: avoid accidental deletion of self._predefining]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:10 -06:00
Markus Armbruster
8a84767cc4 qapi: Generate in source order
The generators' conversion to visitors (merge commit 9e72681d16)
changed the processing order of entities from source order to
alphabetical order.  The next commit needs source order, so change it
back.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180211093607.27351-17-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:10 -06:00
Markus Armbruster
97f0249474 qapi: Record 'include' directives in parse tree
The parse tree is a list of expressions.  Except include expressions
currently get replaced by the included file's parse tree.

Instead of throwing away the include expression, keep it with the file
name expanded so you don't have to track the including file's
directory to make sense of it.

A future commit will put this include expression to use.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180211093607.27351-16-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
[eblake: fix check of expr after assignment]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:09 -06:00
Markus Armbruster
4257053083 qapi: Concentrate QAPISchemaParser.exprs updates in .__init__()
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180211093607.27351-15-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:09 -06:00
Markus Armbruster
181feaf355 qapi: Lift error reporting from QAPISchema.__init__() to callers
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180211093607.27351-14-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:09 -06:00
Markus Armbruster
71a7510baf qapi/common: Eliminate QAPISchema.exprs
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180211093607.27351-13-armbru@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:09 -06:00
Markus Armbruster
af97502ce9 qapi: Improve include file name reporting in error messages
Error messages print absolute file names of included files even if the
user gave a relative one on the command line:

    $ PYTHONPATH=scripts python -B tests/qapi-schema/test-qapi.py tests/qapi-schema/include-cycle.json
    In file included from tests/qapi-schema/include-cycle.json:1:
    In file included from /work/armbru/qemu/tests/qapi-schema/include-cycle-b.json:1:
    /work/armbru/qemu/tests/qapi-schema/include-cycle-c.json:1: Inclusion loop for include-cycle.json

Improve this to

    In file included from tests/qapi-schema/include-cycle.json:1:
    In file included from tests/qapi-schema/include-cycle-b.json:1:
    tests/qapi-schema/include-cycle-c.json:1: Inclusion loop for include-cycle.json

The error message when an include file can't be opened prints the
include directive's file name, which is relative to the including
file.  Change this to print the file name relative to the working
directory.  Visible in tests/qapi-schema/include-no-file.err.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180211093607.27351-12-armbru@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:09 -06:00
Markus Armbruster
907b846653 qapi: Touch generated files only when they change
A massive number of objects depends on QAPI-generated headers.  In my
"build everything" tree, it's roughly 4800 out of 5100.  This is
particularly annoying when only some of the generated files change,
say for a doc fix.

Improve qapi-gen.py to touch its output files only if they actually
change.  Rebuild time for a QAPI doc fix drops from many minutes to a
few seconds.  Rebuilds get faster for certain code changes, too.  For
instance, adding a simple QMP event now recompiles less than 200
instead of 4800 objects.  But adding a QAPI type is as bad as ever;
we've clearly got more work to do.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20180211093607.27351-11-armbru@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
[eblake: fix octal constant for python3]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:09 -06:00
Markus Armbruster
3b446a1817 qapi-gen: Convert from getopt to argparse
argparse is nicer to use than getopt, and gives us --help almost for
free.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180211093607.27351-10-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
[eblake: Fix --output-dir editing accident]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:09 -06:00
Markus Armbruster
fb0bc835e5 qapi-gen: New common driver for code and doc generators
Whenever qapi-schema.json changes, we run six programs eleven times to
update eleven files.  Similar for qga/qapi-schema.json.  This is
silly.  Replace the six programs by a single program that spits out
all eleven files.

The programs become modules in new Python package qapi, along with the
helper library.  This requires moving them to scripts/qapi/.  While
moving them, consistently drop executable mode bits.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180211093607.27351-9-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
[eblake: move change to one-line 'blurb' earlier in series, mention mode
bit change as intentional, update qapi-code-gen.txt to match actual
generated events.c file]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:09 -06:00
Markus Armbruster
26df4e7fab qapi: Turn generators into modules
The next commit will introduce a common driver program for all
generators.  The generators need to be modules for that.  qapi2texi.py
already is.  Make the other generators follow suit.

The changes are actually trivial.  Obvious in the diffs once you view
them with whitespace changes ignored.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180211093607.27351-8-armbru@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
[eblake: minor tweak to keep 'blurb' one line]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:09 -06:00
Markus Armbruster
93b564c444 qapi: Reduce use of global variables in generators some
In preparation of the next commit, which will turn the generators into
modules.  These global variables will become local to main() then.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180211093607.27351-7-armbru@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:09 -06:00
Markus Armbruster
47a6ea9aab qapi: New classes QAPIGenC, QAPIGenH, QAPIGenDoc
These classes encapsulate accumulating and writing output.

Convert C code generation to QAPIGenC and QAPIGenH.  The conversion is
rather shallow: most of the output accumulation is not converted.
Left for later.

The indentation machinery uses a single global variable indent_level,
even though we generally interleave creation of a .c and its .h.  It
should become instance variable of QAPIGenC.  Also left for later.

Documentation generation isn't converted, and QAPIGenDoc isn't used.
This will change shortly.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180211093607.27351-6-armbru@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
[eblake: fix nits spotted by Michael]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:09 -06:00
Markus Armbruster
d46eec4260 qapi: Rename variable holding the QAPISchemaGenFOOVisitor
Rename the variable holding the QAPISchemaGenFOOVisitor from gen to
vis, to avoid confusion in the next commit.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180211093607.27351-5-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:09 -06:00
Markus Armbruster
5ddeec83eb qapi: Generate up-to-date copyright notice
Each generator carries a copyright notice for the generator itself,
and another one for the files it generates.  Only the former have been
updated along the way, the latter have not, and are all out of date.

Fix by copying the generator's copyright notice to the generated files
instead.  Note that the fix doesn't copy the "Authors:" part; the
generated files' outdated Authors list goes away without replacement.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180211093607.27351-4-armbru@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
[eblake: Flatten each 'blurb' to one line]
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:09 -06:00
Markus Armbruster
c263de3f41 qapi: Streamline boilerplate comment generation
Every generator has separate boilerplate for .h and .c, and their
differences are boring.  All of them repeat the license note.

Reduce the repetition as follows.  Move common text like the license
note to common open_output(), next to the existing common text there.
For each generator, replace the two separate descriptions by a single
one.

While there, emit an "automatically generated" note into generated
documentation, too.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20180211093607.27351-3-armbru@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:08 -06:00
Markus Armbruster
0dd13589b0 Include qapi/qmp/qerror.h exactly where needed
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180211093607.27351-2-armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2018-03-02 13:14:08 -06:00
Richard Henderson
768055980b decodetree: Propagate return value from translate subroutines
Allow the translate subroutines to return false for invalid insns.

At present we can of course invoke an invalid insn exception from within
the translate subroutine, but in the short term this consolidates code.
In the long term it would allow the decodetree language to support
overlapping patterns for ISA extensions.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20180227232618.2908-1-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-03-02 11:03:45 +00:00
Richard Henderson
568ae7efae scripts: Add decodetree.py
To be used to decode ARM SVE, but could be used for any fixed-width ISA.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-02-22 15:44:07 -08:00
Peter Maydell
afd3397a81 -----BEGIN PGP SIGNATURE-----
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Merge remote-tracking branch 'remotes/stefanha/tags/tracing-pull-request' into staging

# gpg: Signature made Mon 19 Feb 2018 16:19:46 GMT
# gpg:                using RSA key 9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha/tags/tracing-pull-request:
  trace: avoid SystemTap "char const" warnings
  tracetool: For ust trace bool type as ctf_integer
  tracetool: Update argument format regex to non-greedy star

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-02-19 16:44:12 +00:00
Jon Emil Jahren
61b01bbc6c tracetool: For ust trace bool type as ctf_integer
Previously functions having arguments of type bool was not traced
properly. The bool arguments were missing from the trace.

Signed-off-by: Jon Emil Jahren <jonemilj@gmail.com>
Message-id: 20180129041648.30884-3-jonemilj@gmail.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-02-19 13:09:44 +00:00
Jon Emil Jahren
fb1a66bc01 tracetool: Update argument format regex to non-greedy star
Using the greedy star matching, arguments like "...%"PRIx64 caused issues
for functions with multiple PRI formats.

The issue was only seen with the ust backend, as it is the only one
using the format regex.

The result for many functions was that the arguments coming after the
greedy star end was left out of the tracepoint, and in some cases some
of the arguments that was traced had the wrong format.

Signed-off-by: Jon Emil Jahren <jonemilj@gmail.com>
Message-id: 20180129041648.30884-2-jonemilj@gmail.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2018-02-19 13:09:44 +00:00
Marcel Apfelbaum
e1c5f1f04a scripts/update-linux-headers: import pvrdma headers
Modify the script to import the headers used by the pvrdma device.
Part of them are interfaces between the guest driver and the device,
import them under include/standart-headers/drivers/infiniband/... .

Remove the unused functions from pvrdma_verbs.h avoiding the
unnecessary import of several infiniband/networking/other headers.

Reviewed-by: Gal Hammer <ghammer@redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Signed-off-by: Yuval Shaia <yuval.shaia@oracle.com>
2018-02-19 13:03:24 +02:00
Laurent Vivier
bff8a0bbe9 build: fix typo in error message
Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Fixes: f62bbee55d
2018-02-10 10:17:06 +03:00
Cole Robinson
d0081e8f26 scripts/make-release: Don't archive .git files
As was last done in 379e21c25, we don't want .git files for
submodules here, which we aren't presently doing for capstone and
keycodemapdb.

Rather than delete the offending files before archiving, ask tar
to --exclude=.git

Signed-off-by: Cole Robinson <crobinso@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Reviewed-by: Thomas Huth <thuth@redhat.com>
2018-02-10 10:11:20 +03:00
Michael Tokarev
8c2486a512 scripts/argparse.py: spelling (independant)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Reviewed-by: Eric Blake <eblake@redhat.com>
2018-02-10 10:03:39 +03:00
Markus Armbruster
452fcdbc49 Include qapi/qmp/qdict.h exactly where needed
This cleanup makes the number of objects depending on qapi/qmp/qdict.h
drop from 4550 (out of 4743) to 368 in my "build everything" tree.
For qapi/qmp/qobject.h, the number drops from 4552 to 390.

While there, separate #include from file comment with a blank line.

Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180201111846.21846-13-armbru@redhat.com>
2018-02-09 13:52:15 +01:00
Markus Armbruster
6b67395762 Eliminate qapi/qmp/types.h
qapi/qmp/types.h is a convenience header to include a number of
qapi/qmp/ headers.  Since we rarely need all of the headers
qapi/qmp/types.h includes, we bypass it most of the time.  Most of the
places that use it don't need all the headers, either.

Include the necessary headers directly, and drop qapi/qmp/types.h.

Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180201111846.21846-9-armbru@redhat.com>
2018-02-09 13:52:15 +01:00
Markus Armbruster
e688df6bc4 Include qapi/error.h exactly where needed
This cleanup makes the number of objects depending on qapi/error.h
drop from 1910 (out of 4743) to 1612 in my "build everything" tree.

While there, separate #include from file comment with a blank line,
and drop a useless comment on why qemu/osdep.h is included first.

Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20180201111846.21846-5-armbru@redhat.com>
[Semantic conflict with commit 34e304e975 resolved, OSX breakage fixed]
2018-02-09 13:50:17 +01:00
Peter Maydell
7b213bb475 * socket option parsing fix (Daniel)
* SCSI fixes (Fam)
 * Readline double-free fix (Greg)
 * More HVF attribution fixes (Izik)
 * WHPX (Windows Hypervisor Platform Extensions) support (Justin)
 * POLLHUP handler (Klim)
 * ivshmem fixes (Ladi)
 * memfd memory backend (Marc-André)
 * improved error message (Marcelo)
 * Memory fixes (Peter Xu, Zhecheng)
 * Remove obsolete code and comments (Peter M.)
 * qdev API improvements (Philippe)
 * Add CONFIG_I2C switch (Thomas)
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

* socket option parsing fix (Daniel)
* SCSI fixes (Fam)
* Readline double-free fix (Greg)
* More HVF attribution fixes (Izik)
* WHPX (Windows Hypervisor Platform Extensions) support (Justin)
* POLLHUP handler (Klim)
* ivshmem fixes (Ladi)
* memfd memory backend (Marc-André)
* improved error message (Marcelo)
* Memory fixes (Peter Xu, Zhecheng)
* Remove obsolete code and comments (Peter M.)
* qdev API improvements (Philippe)
* Add CONFIG_I2C switch (Thomas)

# gpg: Signature made Wed 07 Feb 2018 15:24:08 GMT
# gpg:                using RSA key BFFBD25F78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>"
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* remotes/bonzini/tags/for-upstream: (47 commits)
  Add the WHPX acceleration enlightenments
  Introduce the WHPX impl
  Add the WHPX vcpu API
  Add the Windows Hypervisor Platform accelerator.
  tests/test-filter-redirector: move close()
  tests: use memfd in vhost-user-test
  vhost-user-test: make read-guest-mem setup its own qemu
  tests: keep compiling failing vhost-user tests
  Add memfd based hostmem
  memfd: add hugetlbsize argument
  memfd: add hugetlb support
  memfd: add error argument, instead of perror()
  cpus: join thread when removing a vCPU
  cpus: hvf: unregister thread with RCU
  cpus: tcg: unregister thread with RCU, fix exiting of loop on unplug
  cpus: dummy: unregister thread with RCU, exit loop on unplug
  cpus: kvm: unregister thread with RCU
  cpus: hax: register/unregister thread with RCU, exit loop on unplug
  ivshmem: Disable irqfd on device reset
  ivshmem: Improve MSI irqfd error handling
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

# Conflicts:
#	cpus.c
2018-02-07 20:40:36 +00:00
Amador Pahim
156dc7b174 qemu.py: don't launch again before shutdown()
If a VM is launched, files are created and a cleanup is required before
a new launch. This cleanup is executed by shutdown(), so shutdown() must
be called even if the VM is manually terminated (i.e. using kill).

This patch creates a control to make sure launch() will not be executed
again if shutdown() is not called after the previous launch().

Signed-off-by: Amador Pahim <apahim@redhat.com>
Message-Id: <20180122205033.24893-7-apahim@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-02-05 19:53:55 -02:00
Amador Pahim
c58b535f83 qemu.py: cleanup redundant calls in launch()
Now that shutdown() is guaranteed to always execute self._load_io_log()
and self._post_shutdown(), their calls in 'except' became redundant and
we can safely replace it by a call to shutdown().

Reviewed-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Amador Pahim <apahim@redhat.com>
Message-Id: <20180122205033.24893-6-apahim@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-02-05 19:53:55 -02:00
Amador Pahim
17589cae90 qemu.py: use poll() instead of 'returncode'
The 'returncode' Popen attribute is not guaranteed to be updated. It
actually depends on a call to either poll(), wait() or communicate().

On the other hand, poll() will: "Check if child process has terminated.
Set and return returncode attribute."

Let's use the poll() to check whether the process is running and to get
the updated process exit code, when the process is finished.

Reviewed-by: Fam Zheng <famz@redhat.com>
eviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Amador Pahim <apahim@redhat.com>
Message-Id: <20180122205033.24893-5-apahim@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-02-05 19:53:55 -02:00
Amador Pahim
04a963b495 qemu.py: always cleanup on shutdown()
Currently we only cleanup on shutdown() if the VM is running.

To make sure we will always cleanup, this patch makes the
self._load_io_log() and the self._post_shutdown() to
always be called on shutdown(), regardless the VM running state.

Reviewed-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Eduardo Habkost <ehabkost@redhat.com>
Signed-off-by: Amador Pahim <apahim@redhat.com>
Message-Id: <20180122205033.24893-4-apahim@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
2018-02-05 19:53:55 -02:00