Commit Graph

463 Commits

Author SHA1 Message Date
Markus Armbruster
5b5f825d44 qapi: Generate FOO_str() macro for QAPI enum FOO
The next commit will put it to use.  May look pointless now, but we're
going to change the FOO_lookup's type, and then it'll help.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <1503564371-26090-13-git-send-email-armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
2017-09-04 13:09:13 +02:00
Markus Armbruster
64355088e0 qapi: Update qapi-code-gen.txt examples to match current code
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <1503564371-26090-2-git-send-email-armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
2017-09-04 13:09:13 +02:00
Stefan Hajnoczi
d87aa13803 trace: add trace_event_get_state_backends()
Code that checks dstate is unaware of SystemTap and LTTng UST dstate, so
the following trace event will not fire when solely enabled by SystemTap
or LTTng UST:

  if (trace_event_get_state(TRACE_MY_EVENT)) {
      str = g_strdup_printf("Expensive string to generate ...",
                            ...);
      trace_my_event(str);
      g_free(str);
  }

Add trace_event_get_state_backends() to fetch backend dstate.  Those
backends that use QEMU dstate fetch it as part of
generate_h_backend_dstate().

Update existing trace_event_get_state() callers to use
trace_event_get_state_backends() instead.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20170731140718.22010-3-stefanha@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2017-08-01 12:13:07 +01:00
Philippe Mathieu-Daudé
b208ac07ea docs: fix broken paths to docs/devel/atomics.txt
With the move of some docs/ to docs/devel/ on ac06724a71,
a couple of references were not updated.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-07-31 13:12:47 +03:00
Philippe Mathieu-Daudé
b3125e73d4 docs: fix broken paths to docs/devel/qapi-code-gen.txt
With the move of some docs to docs/interop on ac06724a71,
a couple of references were not updated.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-07-31 13:12:41 +03:00
Cleber Rosa
cfb41b8868 docs: fix broken paths to docs/interop dir
With the move of some docs to docs/interop on d59157e, a couple of
references were not updated.

Signed-off-by: Cleber Rosa <crosa@redhat.com>
[PMD: fixed a typo and another reference of docs/interop/qmp-spec.txt]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-07-31 13:06:52 +03:00
Markus Armbruster
4d2d5c41a9 qapi: Introduce a first class 'null' type
I expect the 'null' type to be useful mostly for members of alternate
types.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Daniel P. Berrange <berrange@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
2017-07-24 13:35:11 +02:00
Peter Maydell
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Merge remote-tracking branch 'remotes/cody/tags/block-pull-request' into staging

# gpg: Signature made Tue 18 Jul 2017 05:15:03 BST
# gpg:                using RSA key 0xBDBE7B27C0DE3057
# gpg: Good signature from "Jeffrey Cody <jcody@redhat.com>"
# gpg:                 aka "Jeffrey Cody <jeff@codyprime.org>"
# gpg:                 aka "Jeffrey Cody <codyprime@gmail.com>"
# Primary key fingerprint: 9957 4B4D 3474 90E7 9D98  D624 BDBE 7B27 C0DE 3057

* remotes/cody/tags/block-pull-request:
  live-block-ops.txt: Rename, rewrite, and improve it
  bitmaps.md: Convert to rST; move it into 'interop' dir

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-07-18 20:29:36 +01:00
Kashyap Chamarthy
7746cf8aab bitmaps.md: Convert to rST; move it into 'interop' dir
This is part of the on-going effort to convert QEMU upstream
documentation syntax to reStructuredText (rST).

The conversion to rST was done using:

    $ pandoc -f markdown -t rst bitmaps.md -o bitmaps.rst

Then, make a couple of small syntactical adjustments.  While at it,
reword a statement to avoid ambiguity.  Addressing the feedback from
this thread:

    https://lists.nongnu.org/archive/html/qemu-devel/2017-06/msg05428.html

Signed-off-by: Kashyap Chamarthy <kchamart@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 20170717105205.32639-2-kchamart@redhat.com
Signed-off-by: Jeff Cody <jcody@redhat.com>
2017-07-18 00:11:01 -04:00
Peter Maydell
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Merge remote-tracking branch 'remotes/stefanha/tags/tracing-pull-request' into staging

# gpg: Signature made Mon 17 Jul 2017 13:11:17 BST
# gpg:                using RSA key 0x9CA4ABB381AB73C8
# 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: update old trace events in docs
  trace: [trivial] Statically enable all guest events
  trace: [tcg, trivial] Re-align generated code
  trace: [tcg] Do not generate TCG code to trace dynamically-disabled events
  exec: [tcg] Use different TBs according to the vCPU's dynamic tracing state
  trace: [tcg] Delay changes to dynamic state when translating
  trace: Allocate cpu->trace_dstate in place

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-07-17 18:39:32 +01:00
Stefan Hajnoczi
304187c51c trace: update old trace events in docs
Commit c5f1ad429c ("block: Remove
bdrv_aio_readv/writev/flush()") removed
bdrv_aio_readv()/bdrv_aio_writev() so the example in the tracing
documentation is no longer valid.

Reported-by: Wang Dong <dongdwdw@linux.vnet.ibm.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 20170714133111.27359-1-stefanha@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2017-07-17 13:11:13 +01:00
Peter Maydell
2286468fac docs/devel/memory.txt: Add section about RAM migration
Add a section to docs/devel/memory.txt about migration of
the backing memory for RAM regions.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 1499438577-7674-12-git-send-email-peter.maydell@linaro.org
2017-07-14 17:59:42 +01:00
Paolo Bonzini
ac06724a71 docs: create config/, devel/ and spin/ subdirectories
Developer documentation should be its own manual.  As a start, move all
developer-oriented files to a separate directory.

Also move non-text files to their own directories: docs/config/ for
QEMU -readconfig input, and docs/spin/ for formal models to be used
with the SPIN model checker.

Reviewed-by: Daniel P. Berrange <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2017-06-07 18:22:03 +02:00