Commit Graph

116332 Commits

Author SHA1 Message Date
Jared Rossi
1d5c7f078e pc-bios/s390-ccw: Remove panics from DASD IPL path
Remove panic-on-error from DASD IPL specific functions so that error recovery
may be possible in the future.

Functions that would previously panic now provide a return code.

Signed-off-by: Jared Rossi <jrossi@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241020012953.1380075-11-jrossi@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-23 06:53:44 +02:00
Jared Rossi
facd91ac1a pc-bios/s390-ccw: Remove panics from SCSI IPL path
Remove panic-on-error from virtio-scsi IPL specific functions so that error
recovery may be possible in the future.

Functions that would previously panic now provide a return code.

Signed-off-by: Jared Rossi <jrossi@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241020012953.1380075-10-jrossi@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-23 06:53:44 +02:00
Jared Rossi
806315279d pc-bios/s390-ccw: Remove panics from ECKD IPL path
Remove panic-on-error from ECKD block device IPL specific functions so that
error recovery may be possible in the future.

Functions that would previously panic now provide a return code.

Signed-off-by: Jared Rossi <jrossi@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241020012953.1380075-9-jrossi@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-23 06:53:44 +02:00
Jared Rossi
bef2b8dd1a pc-bios/s390-ccw: Remove panics from ISO IPL path
Remove panic-on-error from IPL ISO El Torito specific functions so that error
recovery may be possible in the future.

Functions that would previously panic now provide a return code.

Signed-off-by: Jared Rossi <jrossi@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241020012953.1380075-8-jrossi@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-23 06:53:44 +02:00
Jared Rossi
ab2691b6c7 docs/system/s390x/bootdevices: Update the documentation about network booting
Remove the information about the separate s390-netboot.img from
the documentation.

Co-authored by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Jared Rossi <jrossi@linux.ibm.com>
Message-ID: <20241020012953.1380075-7-jrossi@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-23 06:53:44 +02:00
Thomas Huth
f1fdadda36 pc-bios/s390-ccw: Merge netboot.mak into the main Makefile
Now that the netboot code has been merged into the main s390-ccw.img,
it also does not make sense to keep the build rules in a separate
file. Thus let's merge netboot.mak into the main Makefile.

Message-Id: <20240621082422.136217-7-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-23 06:53:44 +02:00
Thomas Huth
188e255bf8 hw/s390x: Remove the possibility to load the s390-netboot.img binary
Since the netboot code has now been merged into the main s390-ccw.img
binary, we don't need the separate s390-netboot.img anymore. Remove
it and the code that was responsible for loading it.

Message-Id: <20240621082422.136217-6-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-23 06:53:44 +02:00
Jared Rossi
8e5739ce4b pc-bios/s390-ccw: Link the netboot code into the main s390-ccw.img binary
We originally built a separate binary for the netboot code since it
was considered as experimental and we could not be sure that the
necessary SLOF module had been checked out. Time passed, the code
proved its usefulness, and the build system nowadays makes sure that
the SLOF module is checked out if you have a s390x compiler available
for building the s390-ccw bios. So there is no real compelling reason
anymore to keep the netboot code in a separate binary. Linking the
code together with the main s390-ccw.img will make future enhancements
much easier, like supporting more than one boot device.

Co-authored by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Jared Rossi <jrossi@linux.ibm.com>
Message-ID: <20241020012953.1380075-4-jrossi@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-23 06:53:44 +02:00
Jared Rossi
9f4278837d pc-bios/s390-ccw: Use the libc from SLOF and remove sclp prints
We are already using the libc from SLOF for the s390-netboot.img, and
this libc implementation is way more complete and accurate than the
simple implementation that we currently use for the s390-ccw.img binary.
Since we are now always assuming that the SLOF submodule is available
when building the s390-ccw bios (see commit bf6903f694), we can drop
the simple implementation and use the SLOF libc for the s390-ccw.img
binary, too.

Additionally replace sclp_print calls with puts/printf now that it is
available.

Co-authored by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Jared Rossi <jrossi@linux.ibm.com>
Message-ID: <20241020012953.1380075-3-jrossi@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-23 06:53:44 +02:00
Thomas Huth
abaabb2e60 hw/s390x/ipl: Provide more memory to the s390-ccw.img firmware
We are going to link the SLOF libc into the s390-ccw.img, and this
libc needs more memory for providing space for malloc() and friends.
Thus bump the memory size that we reserve for the bios to 3 MiB
instead of only 2 MiB. While we're at it, add a proper check that
there is really enough memory assigned to the machine before blindly
using it.

Message-ID: <20240621082422.136217-3-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-22 19:46:04 +02:00
Peter Maydell
6f625ce2f2 * Convert most Tuxrun Avocado tests to the new functional framework
* Update the OpenBSD CI image to OpenBSD v7.6
 * Bump timeout of the ide-test
 * New maintainer for the QTests
 * Disable the pci-bridge on s390x by default
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Merge tag 'pull-request-2024-10-21' of https://gitlab.com/thuth/qemu into staging

* Convert most Tuxrun Avocado tests to the new functional framework
* Update the OpenBSD CI image to OpenBSD v7.6
* Bump timeout of the ide-test
* New maintainer for the QTests
* Disable the pci-bridge on s390x by default

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# gpg: Signature made Mon 21 Oct 2024 17:07:04 BST
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* tag 'pull-request-2024-10-21' of https://gitlab.com/thuth/qemu:
  tests/functional: Convert the Avocado sh4 tuxrun test
  Revert "hw/sh4/r2d: Realize IDE controller before accessing it"
  tests/functional: Convert the Avocado ppc32 tuxrun test
  tests/functional: Convert the Avocado mips64el tuxrun test
  tests/functional: Convert the Avocado mips64 tuxrun test
  tests/functional: Convert the Avocado mipsel tuxrun test
  tests/functional: Convert the Avocado mips tuxrun test
  tests/functional: Convert the Avocado x86_64 tuxrun test
  tests/functional: Convert the Avocado i386 tuxrun test
  tests/functional: Convert the Avocado riscv64 tuxrun tests
  tests/functional: Convert the Avocado riscv32 tuxrun tests
  tests/functional: Convert the Avocado arm tuxrun tests
  tests/functional: Convert the Avocado s390x tuxrun test
  tests/functional: Convert the Avocado sparc64 tuxrun test
  tests/functional: Convert the Avocado ppc64 tuxrun tests
  tests/functional: Add a base class for the TuxRun tests
  hw/pci-bridge: Add a Kconfig switch for the normal PCI bridge
  MAINTAINERS: A new maintainer for the qtests
  tests/qtest: Raise the ide-test timeout
  tests/vm: update openbsd image to 7.6

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2024-10-21 17:12:59 +01:00
Peter Maydell
91e4e1832e Edgars Xen queue.
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Merge tag 'edgar/xen-queue-2024-10-21.for-upstream' of https://gitlab.com/edgar.iglesias/qemu into staging

Edgars Xen queue.

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# gpg: Signature made Mon 21 Oct 2024 06:55:34 BST
# gpg:                using RSA key AC44FEDC14F7F1EBEDBF415129C596780F6BCA83
# gpg: Good signature from "Edgar E. Iglesias (Xilinx key) <edgar.iglesias@xilinx.com>" [unknown]
# gpg:                 aka "Edgar E. Iglesias <edgar.iglesias@gmail.com>" [full]
# Primary key fingerprint: AC44 FEDC 14F7 F1EB EDBF  4151 29C5 9678 0F6B CA83

* tag 'edgar/xen-queue-2024-10-21.for-upstream' of https://gitlab.com/edgar.iglesias/qemu:
  hw/xen: Avoid use of uninitialized bufioreq_evtchn

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2024-10-21 17:12:43 +01:00
Thomas Huth
c592ff3511 tests/functional: Convert the Avocado sh4 tuxrun test
Move the test into a new file so that it can be run via
qemu-system-sh4 in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-18-thuth@redhat.com>
2024-10-21 16:41:39 +02:00
Thomas Huth
68ad89b75a Revert "hw/sh4/r2d: Realize IDE controller before accessing it"
This reverts commit 3c5f86a226.

Changing the order here caused a regression with the "tuxrun"
kernels (from https://storage.tuxboot.com/20230331/) - ATA commands
fail with a "ata1: lost interrupt (Status 0x58)" message.
Apparently we need to wire the interrupt here first before
realizing the device, so revert the change to the original
behavior.

Reported-by: Guenter Roeck <linux@roeck-us.net>
Acked-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-17-thuth@redhat.com>
2024-10-21 16:40:11 +02:00
Thomas Huth
9ca8239aad tests/functional: Convert the Avocado ppc32 tuxrun test
Move the test into a new file so that it can be run via
qemu-system-ppc in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-16-thuth@redhat.com>
2024-10-21 16:40:09 +02:00
Thomas Huth
a2a2a5b05d tests/functional: Convert the Avocado mips64el tuxrun test
Move the test into a new file so that it can be run via
qemu-system-mips64el in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-15-thuth@redhat.com>
2024-10-21 16:39:41 +02:00
Thomas Huth
a01be218d4 tests/functional: Convert the Avocado mips64 tuxrun test
Move the test into a new file so that it can be run via
qemu-system-mips64 in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-14-thuth@redhat.com>
2024-10-21 16:38:07 +02:00
Thomas Huth
55716a8979 tests/functional: Convert the Avocado mipsel tuxrun test
Move the test into a new file so that it can be run via
qemu-system-mipsel in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-13-thuth@redhat.com>
2024-10-21 16:36:58 +02:00
Thomas Huth
87cab1ae8f tests/functional: Convert the Avocado mips tuxrun test
Move the test into a new file so that it can be run via
qemu-system-mips in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-12-thuth@redhat.com>
2024-10-21 16:35:59 +02:00
Thomas Huth
7cea8fe35e tests/functional: Convert the Avocado x86_64 tuxrun test
Move the tests to a new file so that they can be run via
qemu-system-x86_64 in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-11-thuth@redhat.com>
2024-10-21 16:32:20 +02:00
Thomas Huth
4007fc9487 tests/functional: Convert the Avocado i386 tuxrun test
Move the tests to a new file so that they can be run via
qemu-system-i386 in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-10-thuth@redhat.com>
2024-10-21 16:32:16 +02:00
Thomas Huth
7746a6c4e4 tests/functional: Convert the Avocado riscv64 tuxrun tests
Move the tests to a new file so that they can be run via
qemu-system-riscv64 in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-9-thuth@redhat.com>
2024-10-21 16:31:15 +02:00
Thomas Huth
77bc76c731 tests/functional: Convert the Avocado riscv32 tuxrun tests
Move the tests to a new file so that they can be run via
qemu-system-riscv32 in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-8-thuth@redhat.com>
2024-10-21 16:31:15 +02:00
Thomas Huth
de9f57a6e8 tests/functional: Convert the Avocado arm tuxrun tests
Move the tests to a new file so that they can be run via
qemu-system-arm in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-7-thuth@redhat.com>
2024-10-21 16:31:06 +02:00
Thomas Huth
a7a9f513fb tests/functional: Convert the Avocado s390x tuxrun test
Move the test to a new file so that it can be run via
qemu-system-s390x in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-6-thuth@redhat.com>
2024-10-21 16:28:59 +02:00
Thomas Huth
116667aa60 tests/functional: Convert the Avocado sparc64 tuxrun test
Move the test to a new file so that it can be run via
qemu-system-sparc64 in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-5-thuth@redhat.com>
2024-10-21 16:28:59 +02:00
Thomas Huth
d9dff75b08 tests/functional: Convert the Avocado ppc64 tuxrun tests
Move the tests to a new file so that they can be run via
qemu-system-ppc64 in the functional framework.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-3-thuth@redhat.com>
2024-10-21 13:25:12 +02:00
Thomas Huth
c1b24f0fb7 tests/functional: Add a base class for the TuxRun tests
Add a base class for the TuxRun tests, based on the code from
tests/avocado/tuxrun_baselines.py (the test have to be put into
separate file in the following commits, depending on the target
architecture that gets tested).

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241011131937.377223-2-thuth@redhat.com>
2024-10-21 13:25:12 +02:00
Thomas Huth
e779e5c05a hw/pci-bridge: Add a Kconfig switch for the normal PCI bridge
The pci-bridge device is not usable on s390x, so introduce a Kconfig
switch that allows to disable it.

Message-ID: <20240913144844.427899-1-thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-21 13:25:12 +02:00
Thomas Huth
25e5fe76bc MAINTAINERS: A new maintainer for the qtests
Since I blundered into becoming the maintainer of the new functional
test  framework in QEMU (tests/functional/) recently, I need to drop
some other duties - it's getting too much for me otherwise. Laurent
is also quite busy with other projects nowadays, so I looked around
for help.
Fabiano did quite a lot of work in the qtests in the past already,
and is also already a maintainer for migration, so I thought he
would be a very good fit, thus I asked him whether he would be
interested to help out with the qtests and he agreed.
Thank you very much, Fabiano!

Message-ID: <20241011141344.379781-1-thuth@redhat.com>
Acked-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Fabiano Rosas <farosas@suse.de>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-21 13:25:12 +02:00
Peter Maydell
b39f6f3051 tests/qtest: Raise the ide-test timeout
The ide-test occasionally times out: on the system I run
vm-build-openbsd on, it usually takes about 18 seconds, but
occasionally hits the 60s timeout, likely when the host machine is
under heavy load.  I have also seen this test hit its time limit on
the s390x CI runner.

Double the timeout for this test so that it won't hit its timeout
even when the host is running more slowly than usual.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241015113705.239067-1-peter.maydell@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-21 13:25:12 +02:00
Brad Smith
d8fe5b4759 tests/vm: update openbsd image to 7.6
Remove tomli as Python has been updated to 3.11.

[thuth: The "Time appears wrong" line is now necessary since the server
 seems to provide a wrong timestamp. We likely have to remove that again
 later once the server is running with the correct time again]

Signed-off-by: Brad Smith <brad@comstyle.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Tested-by: Thomas Huth <thuth@redhat.com>
Message-ID: <ZwtmfVlWgFRF9G8W@humpty.home.comstyle.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2024-10-21 13:23:52 +02:00
Edgar E. Iglesias
676a68fd48 hw/xen: Avoid use of uninitialized bufioreq_evtchn
Avoid use of uninitialized bufioreq_evtchn. It should only
be used if buffered IOREQs are enabled.

Resolves: Coverity CID 1563383
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Acked-by: Stefano Stabellini <sstabellini@kernel.org>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
2024-10-21 07:53:21 +02:00
Peter Maydell
cc5adbbd50 Merge tpm 2024/10/18 v1
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Merge tag 'pull-tpm-2024-10-18-1' of https://github.com/stefanberger/qemu-tpm into staging

Merge tpm 2024/10/18 v1

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* tag 'pull-tpm-2024-10-18-1' of https://github.com/stefanberger/qemu-tpm:
  tests: Wait for migration completion on destination QEMU to avoid failures
  tpm_emulator: Read control channel response in 2 passes
  tpm: Use new ptm_cap_n structure for PTM_GET_CAPABILITY

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2024-10-18 15:45:02 +01:00
Peter Maydell
19a989096e Error reporting patches for 2024-10-18
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Merge tag 'pull-error-2024-10-18' of https://repo.or.cz/qemu/armbru into staging

Error reporting patches for 2024-10-18

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# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* tag 'pull-error-2024-10-18' of https://repo.or.cz/qemu/armbru:
  qerror: QERR_PROPERTY_VALUE_OUT_OF_RANGE is no longer used, drop
  hw/intc/openpic: Improve errors for out of bounds property values
  target/i386/cpu: Improve errors for out of bounds property values
  target/i386/cpu: Avoid mixing signed and unsigned in property setters
  block: Adjust check_block_size() signature
  block: Improve errors about block sizes
  error: Drop superfluous #include "qapi/qmp/qerror.h"
  qga: Improve error for guest-set-user-password parameter @crypted
  qga/qapi-schema: Drop obsolete note on "unsupported" errors

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2024-10-18 15:44:54 +01:00
Markus Armbruster
1824e9fc64 qerror: QERR_PROPERTY_VALUE_OUT_OF_RANGE is no longer used, drop
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20241010150144.986655-8-armbru@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-10-18 15:03:35 +02:00
Markus Armbruster
627c1e012c hw/intc/openpic: Improve errors for out of bounds property values
The error message doesn't matter much, as the "openpic" device isn't
user-creatable.  But it's the last use of
QERR_PROPERTY_VALUE_OUT_OF_RANGE, which has to go.  Change the message
just like the previous commit did for x86 CPUs.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20241010150144.986655-7-armbru@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-10-18 15:03:35 +02:00
Markus Armbruster
dac7f90c1c target/i386/cpu: Improve errors for out of bounds property values
The error message for a "stepping" value that is out of bounds is a
bit odd:

    $ qemu-system-x86_64 -cpu qemu64,stepping=16
    qemu-system-x86_64: can't apply global qemu64-x86_64-cpu.stepping=16: Property .stepping doesn't take value 16 (minimum: 0, maximum: 15)

The "can't apply global" part is an unfortunate artifact of -cpu's
implementation.  Left for another day.

The remainder feels overly verbose.  Change it to

    qemu64-x86_64-cpu: can't apply global qemu64-x86_64-cpu.stepping=16: parameter 'stepping' can be at most 15

Likewise for "family", "model", and "tsc-frequency".

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20241010150144.986655-6-armbru@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
2024-10-18 15:03:35 +02:00
Markus Armbruster
f91cf8175b target/i386/cpu: Avoid mixing signed and unsigned in property setters
Properties "family", "model", and "stepping" are visited as signed
integers.  They are backed by bits in CPUX86State member
@cpuid_version.  The code to extract and insert these bits mixes
signed and unsigned.  Not actually wrong, but avoiding such mixing is
good practice.

Visit them as unsigned integers instead.

This adds a few mildly ugly cast in arguments of error_setg().  The
next commit will get rid of them again.

Property "tsc-frequency" is also visited as signed integer.  The value
ultimately flows into the kernel, where it is 31 bits unsigned.  The
QEMU code freely mixes int, uint32_t, int64_t.  I elect not to attempt
draining this swamp today.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20241010150144.986655-5-armbru@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
2024-10-18 15:03:35 +02:00
Markus Armbruster
5551449bb8 block: Adjust check_block_size() signature
Parameter @id is no longer used, drop.  Return a bool to indicate
success / failure, as recommended by qapi/error.h.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20241010150144.986655-4-armbru@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-10-18 15:03:35 +02:00
Markus Armbruster
0f799b83bd block: Improve errors about block sizes
Block sizes need to be a power of two between 512 and an arbitrary
limit, currently 2MiB.

Commit 5937835ac4 factored block size checking out of set_blocksize()
into new check_block_size(), for reuse in block/export/.

Its two error messages are okay for the original purpose:

    $ qemu-system-x86_64 -device ide-hd,physical_block_size=1
    qemu-system-x86_64: -device ide-hd,physical_block_size=1: Property .physical_block_size doesn't take value 1 (minimum: 512, maximum: 2097152)
    $ qemu-system-x86_64 -device ide-hd,physical_block_size=513
    qemu-system-x86_64: -device ide-hd,physical_block_size=513: Property .physical_block_size doesn't take value '513', it's not a power of 2

They're mildly off for block exports:

    $ qemu-storage-daemon --blockdev node-name=nod0,driver=file,filename=foo.img --export type=vduse-blk,id=exp0,node-name=nod0,name=foo,logical-block-size=1
    qemu-storage-daemon: --export type=vduse-blk,id=exp0,node-name=nod0,name=foo,logical-block-size=1: Property exp0.logical-block-size doesn't take value 1 (minimum: 512, maximum: 2097152)

The error message talks about a property.  CLI options like --export
don't have properties, they have parameters.

Replace the two error messages by a single one that's okay for both
purposes.  Looks like this:

    qemu-storage-daemon: --export type=vduse-blk,id=exp0,node-name=nod0,name=foo,logical-block-size=1: parameter logical-block-size must be a power of 2 between 512 and 2097152

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20241010150144.986655-3-armbru@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
2024-10-18 15:03:35 +02:00
Markus Armbruster
fd1d47740d error: Drop superfluous #include "qapi/qmp/qerror.h"
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20241010150144.986655-2-armbru@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
2024-10-18 15:03:35 +02:00
Markus Armbruster
bd783b5cd6 qga: Improve error for guest-set-user-password parameter @crypted
The Windows version of guest-set-user-password rejects argument
"crypted": true with the rather useless "this feature or command is
not currently supported".  Improve to "'crypted' must be off on this
host".

QERR_UNSUPPORTED is now unused.  Drop.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20240911131206.2503035-3-armbru@redhat.com>
2024-10-18 15:03:35 +02:00
Markus Armbruster
bdebb722cf qga/qapi-schema: Drop obsolete note on "unsupported" errors
The note talks about "unsupported" errors and QERR_UNSUPPORTED.  The
former is vague, and the latter makes sense only in C, not in external
interface documentation.  Fortunately, we don't have to address this
anymore: recent merge commit 3b5efc553e got rid of these errors.
Delete the note.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-ID: <20240911131206.2503035-2-armbru@redhat.com>
2024-10-18 15:03:35 +02:00
Stefan Berger
d9280ea317 tests: Wait for migration completion on destination QEMU to avoid failures
Rather than waiting for the completion of migration on the source side,
wait for it on the destination QEMU side to avoid accessing the TPM TIS
memory mapped registers before QEMU could restore their state. This
error condition could be triggered on busy systems where the destination
QEMU did not have enough time to restore the TIS state while the test case
was already reading its registers. The test case was for example reading
the STS register and received an unexpected value (0xffffffff), which
lead to a segmentation fault later on due to trying to read 0xffff bytes
from the TIS into a buffer.

Cc:  <qemu-stable@nongnu.org>
Reported-by: Fabiano Rosas <farosas@suse.de>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
2024-10-18 07:58:04 -04:00
Stefan Berger
d2bcaacc17 tpm_emulator: Read control channel response in 2 passes
Error responses from swtpm are typically only 4 bytes long with the
exception of a few commands that return more bytes. Therefore, read the
entire response in 2 steps and stop if the first few bytes indicate an
error response with no subsequent bytes readable. Read the rest in a 2nd
step, if needed. This avoids getting stuck while waiting for too many
bytes in case of an error. The 'getting stuck' condition has not been
observed in practice so far, though.

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2615
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
2024-10-18 07:55:08 -04:00
Stefan Berger
312c540401 tpm: Use new ptm_cap_n structure for PTM_GET_CAPABILITY
Use the new ptm_cap_n structure for getting the PTM_GET_CAPABILITY response
from swtpm. Previously only 17 bits could possibly have been set in ptm_cap
(uint64_t) in big endian order and those bits are now found in the 2nd
32bit word in the response in the caps field.

This data structure makes it now clear that the 1st 32bit word carries the
tpm_result like all the other response structures of all other commands
do.

The changes are taken from the swtpm project's tpm_ioctl.h.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
2024-10-18 07:53:11 -04:00
Peter Maydell
f1dd640896 * tcg/s390x: Fix for TSTEQ/TSTNE
* target/i386: Fixes for IN and OUT with REX prefix
 * target/i386: New CPUID features and logic fixes
 * target/i386: Add support save/load HWCR MSR
 * target/i386: Move more instructions to new decoder; separate decoding
   and IR generation
 * target/i386/tcg: Use DPL-level accesses for interrupts and call gates
 * accel/kvm: perform capability checks on VM file descriptor when necessary
 * accel/kvm: dynamically sized kvm memslots array
 * target/i386: fixes for Hyper-V
 * docs/system: Add recommendations to Hyper-V enlightenments doc
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Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* tcg/s390x: Fix for TSTEQ/TSTNE
* target/i386: Fixes for IN and OUT with REX prefix
* target/i386: New CPUID features and logic fixes
* target/i386: Add support save/load HWCR MSR
* target/i386: Move more instructions to new decoder; separate decoding
  and IR generation
* target/i386/tcg: Use DPL-level accesses for interrupts and call gates
* accel/kvm: perform capability checks on VM file descriptor when necessary
* accel/kvm: dynamically sized kvm memslots array
* target/i386: fixes for Hyper-V
* docs/system: Add recommendations to Hyper-V enlightenments doc

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# gpg: Signature made Thu 17 Oct 2024 18:42:34 BST
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# 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

* tag 'for-upstream' of https://gitlab.com/bonzini/qemu: (26 commits)
  target/i386: Use only 16 and 32-bit operands for IN/OUT
  accel/kvm: check for KVM_CAP_MEMORY_ATTRIBUTES on vm
  accel/kvm: check for KVM_CAP_MULTI_ADDRESS_SPACE on vm
  accel/kvm: check for KVM_CAP_READONLY_MEM on VM
  target/i386/tcg: Use DPL-level accesses for interrupts and call gates
  KVM: Rename KVMState->nr_slots to nr_slots_max
  KVM: Rename KVMMemoryListener.nr_used_slots to nr_slots_used
  KVM: Define KVM_MEMSLOTS_NUM_MAX_DEFAULT
  KVM: Dynamic sized kvm memslots array
  target/i386: assert that cc_op* and pc_save are preserved
  target/i386: list instructions still in translate.c
  target/i386: do not check PREFIX_LOCK in old-style decoder
  target/i386: convert CMPXCHG8B/CMPXCHG16B to new decoder
  target/i386: decode address before going back to translate.c
  target/i386: convert bit test instructions to new decoder
  tcg/s390x: fix constraint for 32-bit TSTEQ/TSTNE
  docs/system: Add recommendations to Hyper-V enlightenments doc
  target/i386: Make sure SynIC state is really updated before KVM_RUN
  target/i386: Exclude 'hv-syndbg' from 'hv-passthrough'
  target/i386: Fix conditional CONFIG_SYNDBG enablement
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2024-10-18 10:42:56 +01:00
Richard Henderson
15d955975b target/i386: Use only 16 and 32-bit operands for IN/OUT
The REX.W prefix is ignored for these instructions.
Mirror the solution already used for INS/OUTS: X86_SIZE_z.

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2581
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Cc: qemu-stable@nongnu.org
Link: https://lore.kernel.org/r/20241015004144.2111817-1-richard.henderson@linaro.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2024-10-17 19:41:30 +02:00
Paolo Bonzini
586d708c1e accel/kvm: check for KVM_CAP_MEMORY_ATTRIBUTES on vm
The exact set of available memory attributes can vary by VM.  In the
future it might vary depending on enabled capabilities, too.  Query the
extension on the VM level instead of on the KVM level, and only after
architecture-specific initialization.

Inspired by an analogous patch by Tom Dohrmann.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2024-10-17 19:41:30 +02:00