qemu.git
5 months agoMerge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging
Peter Maydell [Sat, 9 Nov 2024 12:34:01 +0000 (12:34 +0000)]
Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* i386: fix -M isapc with ubsan
* i386: add sha512, sm3, sm4 feature bits
* eif: fix Coverity issues
* i386/hvf: x2APIC support
* i386/hvf: fixes
* i386/tcg: fix 2-stage page walk
* eif: fix coverity issues
* rust: fix subproject warnings with new rust, avoid useless cmake fallback

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# gpg: Signature made Sat 09 Nov 2024 07:34:14 GMT
# 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
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* tag 'for-upstream' of https://gitlab.com/bonzini/qemu:
  hw/i386/pc: Don't try to init PCI NICs if there is no PCI bus
  rust: qemu-api-macros: always process subprojects before dependencies
  i386/hvf: Removes duplicate/shadowed variables in hvf_vcpu_exec
  i386/hvf: Raise exception on error setting APICBASE
  i386/hvf: Fixes startup memory leak (vmcs caps)
  i386/hvf: Fix for UB in handling CPUID function 0xD
  i386/hvf: Integrates x2APIC support with hvf accel
  eif: cope with huge section sizes
  eif: cope with huge section offsets
  target/i386: Fix legacy page table walk
  rust: add meson_version to all subprojects
  target/i386/hvf: fix clang compilation warning
  target/i386: add sha512, sm3, sm4 feature bits

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agohw/i386/pc: Don't try to init PCI NICs if there is no PCI bus
Peter Maydell [Tue, 5 Nov 2024 17:18:13 +0000 (17:18 +0000)]
hw/i386/pc: Don't try to init PCI NICs if there is no PCI bus

The 'isapc' machine type has no PCI bus, but pc_nic_init() still
calls pci_init_nic_devices() passing it a NULL bus pointer.  This
causes the clang sanitizer to complain:

$ ./build/clang/qemu-system-i386 -M isapc
../../hw/pci/pci.c:1866:39: runtime error: member access within null pointer of type 'PCIBus' (aka 'struct PCIBus')
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior ../../hw/pci/pci.c:1866:39 in

This is because pci_init_nic_devices() does
 &bus->qbus
which is undefined behaviour on a NULL pointer even though we're not
actually dereferencing the pointer. (We don't actually crash as
a result, so if you aren't running a sanitizer build then there
are no user-visible effects.)

Make pc_nic_init() avoid trying to initialize PCI NICs on a non-PCI
system.

Cc: qemu-stable@nongnu.org
Fixes: 8d39f9ba14d64 ("hw/i386/pc: use qemu_get_nic_info() and pci_init_nic_devices()")
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Link: https://lore.kernel.org/r/20241105171813.3031969-1-peter.maydell@linaro.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agorust: qemu-api-macros: always process subprojects before dependencies
Paolo Bonzini [Wed, 6 Nov 2024 11:38:37 +0000 (12:38 +0100)]
rust: qemu-api-macros: always process subprojects before dependencies

Avoid looking for Rust dependencies via cmake.

Reviewed-by: Junjie Mao <junjie.mao@hotmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agoi386/hvf: Removes duplicate/shadowed variables in hvf_vcpu_exec
Phil Dennis-Jordan [Tue, 5 Nov 2024 15:58:00 +0000 (16:58 +0100)]
i386/hvf: Removes duplicate/shadowed variables in hvf_vcpu_exec

Pointers to the x86 CPU state already exist at the function scope,
no need to re-obtain them in individual exit reason cases.

Signed-off-by: Phil Dennis-Jordan <phil@philjordan.eu>
Link: https://lore.kernel.org/r/20241105155800.5461-6-phil@philjordan.eu
Reviewed-by: Roman Bolshakov <r.bolshakov@yadro.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agoi386/hvf: Raise exception on error setting APICBASE
Phil Dennis-Jordan [Tue, 5 Nov 2024 15:57:59 +0000 (16:57 +0100)]
i386/hvf: Raise exception on error setting APICBASE

When setting the APICBASE MSR to an illegal value, the APIC
implementation will return an error. This change forwards that report
to the guest as an exception rather than ignoring it when using the hvf
accelerator.

Signed-off-by: Phil Dennis-Jordan <phil@philjordan.eu>
Link: https://lore.kernel.org/r/20241105155800.5461-5-phil@philjordan.eu
Reviewed-by: Roman Bolshakov <r.bolshakov@yadro.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agoi386/hvf: Fixes startup memory leak (vmcs caps)
Phil Dennis-Jordan [Tue, 5 Nov 2024 15:57:58 +0000 (16:57 +0100)]
i386/hvf: Fixes startup memory leak (vmcs caps)

The hvf_caps data structure only exists once as part of the hvf accelerator
state, but it is initialised during vCPU initialisation. This change therefore
adds a check to ensure memory for it is only allocated once.

Signed-off-by: Phil Dennis-Jordan <phil@philjordan.eu>
Link: https://lore.kernel.org/r/20241105155800.5461-4-phil@philjordan.eu
Reviewed-by: Roman Bolshakov <r.bolshakov@yadro.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agoi386/hvf: Fix for UB in handling CPUID function 0xD
Phil Dennis-Jordan [Tue, 5 Nov 2024 15:57:57 +0000 (16:57 +0100)]
i386/hvf: Fix for UB in handling CPUID function 0xD

The handling for CPUID function 0xD (supported XSAVE features) was
improved in a recent patch. Unfortunately, this appears to have
introduced undefined behaviour for cases where ecx > 30, as the result
of (1 << idx) is undefined if idx > 30.

Per Intel SDM section 13.2, the behaviour for ecx values up to and
including 62 are specified. This change therefore specifically sets
all registers returned by the CPUID instruction to 0 for 63 and higher.
Furthermore, the bit shift uses uint64_t, where behaviour for the entire
range of 2..62 is safe and correct.

Signed-off-by: Phil Dennis-Jordan <phil@philjordan.eu>
Link: https://lore.kernel.org/r/20241105155800.5461-3-phil@philjordan.eu
Reviewed-by: Roman Bolshakov <r.bolshakov@yadro.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agoi386/hvf: Integrates x2APIC support with hvf accel
Phil Dennis-Jordan [Tue, 5 Nov 2024 15:57:56 +0000 (16:57 +0100)]
i386/hvf: Integrates x2APIC support with hvf accel

Support for x2APIC mode was recently introduced in the software emulated
APIC implementation for TCG. Enabling it when using macOS’s hvf
accelerator is useful and significantly helps performance, as Qemu
currently uses the emulated APIC when running on hvf as well.

This change wires up the read & write operations for the MSR VM exits
and allow-lists the CPUID flag in the x86 hvf runtime.

Signed-off-by: Phil Dennis-Jordan <phil@philjordan.eu>
Link: https://lore.kernel.org/r/20241105155800.5461-2-phil@philjordan.eu
Reviewed-by: Roman Bolshakov <r.bolshakov@yadro.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agoeif: cope with huge section sizes
Paolo Bonzini [Tue, 5 Nov 2024 12:57:59 +0000 (13:57 +0100)]
eif: cope with huge section sizes

Check for overflow as well as allocation failure.  Resolves Coverity CID 1564859.

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Dorjoy Chowdhury <dorjoychy111@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agoMerge tag 'pull-request-2024-11-08' of https://gitlab.com/thuth/qemu into staging
Peter Maydell [Fri, 8 Nov 2024 14:47:29 +0000 (14:47 +0000)]
Merge tag 'pull-request-2024-11-08' of https://gitlab.com/thuth/qemu into staging

* Various fixes and improvements for the functional tests
* Refresh CI container files with the latest changes from libvirt-ci
* Clean up keyboard code of the next-cube machine to get rid of a legacy API

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# gpg: Signature made Fri 08 Nov 2024 10:11:16 GMT
# 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-2024-11-08' of https://gitlab.com/thuth/qemu:
  ui/input-legacy.c: remove unused legacy qemu_add_kbd_event_handler() function
  next-kbd: convert to use qemu_input_handler_register()
  tests: refresh package lists with latest libvirt-ci
  tests/functional: Split the test_aarch64_sbsaref test
  tests/functional: Bump timeouts of functional tests
  tests/functional: Provide the user with hints where to find more log files
  tests/functional: Fix the ppc64_hv and the ppc_40p test for read-only assets
  test/functional: Fix Aspeed buildroot tests
  tests/functional: Convert the riscv_opensbi avocado test into a standalone test
  scripts/checkpatch.pl: Ignore ObjC #import lines for operator spacing

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agoMerge tag 'pull-9p-20241108' of https://github.com/cschoenebeck/qemu into staging
Peter Maydell [Fri, 8 Nov 2024 10:26:15 +0000 (10:26 +0000)]
Merge tag 'pull-9p-20241108' of https://github.com/cschoenebeck/qemu into staging

* Fix crash with a bad 9p client.

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# gpg:                using RSA key 96D8D110CF7AF8084F88590134C2B58765A47395
# gpg:                issuer "qemu_oss@crudebyte.com"
# gpg: Good signature from "Christian Schoenebeck <qemu_oss@crudebyte.com>" [unknown]
# 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: ECAB 1A45 4014 1413 BA38  4926 30DB 47C3 A012 D5F4
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* tag 'pull-9p-20241108' of https://github.com/cschoenebeck/qemu:
  9pfs: fix crash on 'Treaddir' request

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agoMerge tag 'pull-nvme-20241108' of https://gitlab.com/birkelund/qemu into staging
Peter Maydell [Fri, 8 Nov 2024 10:26:11 +0000 (10:26 +0000)]
Merge tag 'pull-nvme-20241108' of https://gitlab.com/birkelund/qemu into staging

nvme queue

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# gpg:                using RSA key 522833AA75E2DCE6A24766C04DE1AF316D4F0DE9
# gpg: Good signature from "Klaus Jensen <its@irrelevant.dk>" [full]
# gpg:                 aka "Klaus Jensen <k.jensen@samsung.com>" [full]
# Primary key fingerprint: DDCA 4D9C 9EF9 31CC 3468  4272 63D5 6FC5 E55D A838
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* tag 'pull-nvme-20241108' of https://gitlab.com/birkelund/qemu:
  hw/nvme: fix handling of over-committed queues

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agoui/input-legacy.c: remove unused legacy qemu_add_kbd_event_handler() function
Mark Cave-Ayland [Wed, 6 Nov 2024 12:09:28 +0000 (12:09 +0000)]
ui/input-legacy.c: remove unused legacy qemu_add_kbd_event_handler() function

Since the last keyboard device has now been converted over to use
qemu_input_handler_register(), the legacy qemu_add_kbd_event_handler() function
is now unused and can be removed.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20241106120928.242443-3-mark.cave-ayland@ilande.co.uk>
Signed-off-by: Thomas Huth <thuth@redhat.com>
5 months agonext-kbd: convert to use qemu_input_handler_register()
Mark Cave-Ayland [Wed, 6 Nov 2024 12:09:27 +0000 (12:09 +0000)]
next-kbd: convert to use qemu_input_handler_register()

Convert the next-kbd device from the legacy UI qemu_add_kbd_event_handler()
function to use qemu_input_handler_register().

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Thomas Huth <huth@tuxfamily.org>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-ID: <20241106120928.242443-2-mark.cave-ayland@ilande.co.uk>
[thuth: Removed the NEXTKBD_NO_KEY definition - replaced by 0 now]
Signed-off-by: Thomas Huth <thuth@redhat.com>
5 months ago9pfs: fix crash on 'Treaddir' request
Christian Schoenebeck [Tue, 5 Nov 2024 10:25:26 +0000 (11:25 +0100)]
9pfs: fix crash on 'Treaddir' request

A bad (broken or malicious) 9p client (guest) could cause QEMU host to
crash by sending a 9p 'Treaddir' request with a numeric file ID (FID) that
was previously opened for a file instead of an expected directory:

  #0  0x0000762aff8f4919 in __GI___rewinddir (dirp=0xf) at
    ../sysdeps/unix/sysv/linux/rewinddir.c:29
  #1  0x0000557b7625fb40 in do_readdir_many (pdu=0x557bb67d2eb0,
    fidp=0x557bb67955b0, entries=0x762afe9fff58, offset=0, maxsize=131072,
    dostat=<optimized out>) at ../hw/9pfs/codir.c:101
  #2  v9fs_co_readdir_many (pdu=pdu@entry=0x557bb67d2eb0,
    fidp=fidp@entry=0x557bb67955b0, entries=entries@entry=0x762afe9fff58,
    offset=0, maxsize=131072, dostat=false) at ../hw/9pfs/codir.c:226
  #3  0x0000557b7625c1f9 in v9fs_do_readdir (pdu=0x557bb67d2eb0,
    fidp=0x557bb67955b0, offset=<optimized out>,
    max_count=<optimized out>) at ../hw/9pfs/9p.c:2488
  #4  v9fs_readdir (opaque=0x557bb67d2eb0) at ../hw/9pfs/9p.c:2602

That's because V9fsFidOpenState was declared as union type. So the
same memory region is used for either an open POSIX file handle (int),
or a POSIX DIR* pointer, etc., so 9p server incorrectly used the
previously opened (valid) POSIX file handle (0xf) as DIR* pointer,
eventually causing a crash in glibc's rewinddir() function.

Root cause was therefore a missing check in 9p server's 'Treaddir'
request handler, which must ensure that the client supplied FID was
really opened as directory stream before trying to access the
aforementioned union and its DIR* member.

Cc: qemu-stable@nongnu.org
Fixes: d62dbb51f7 ("virtio-9p: Add fidtype so that we can do type ...")
Reported-by: Akihiro Suda <suda.kyoto@gmail.com>
Tested-by: Akihiro Suda <suda.kyoto@gmail.com>
Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
Reviewed-by: Greg Kurz <groug@kaod.org>
Message-Id: <E1t8GnN-002RS8-E2@kylie.crudebyte.com>

5 months agohw/nvme: fix handling of over-committed queues
Klaus Jensen [Tue, 29 Oct 2024 12:15:19 +0000 (13:15 +0100)]
hw/nvme: fix handling of over-committed queues

If a host chooses to use the SQHD "hint" in the CQE to know if there is
room in the submission queue for additional commands, it may result in a
situation where there are not enough internal resources (struct
NvmeRequest) available to process the command. For a lack of a better
term, the host may "over-commit" the device (i.e., it may have more
inflight commands than the queue size).

For example, assume a queue with N entries. The host submits N commands
and all are picked up for processing, advancing the head and emptying
the queue. Regardless of which of these N commands complete first, the
SQHD field of that CQE will indicate to the host that the queue is
empty, which allows the host to issue N commands again. However, if the
device has not posted CQEs for all the previous commands yet, the device
will have less than N resources available to process the commands, so
queue processing is suspended.

And here lies an 11 year latent bug. In the absense of any additional
tail updates on the submission queue, we never schedule the processing
bottom-half again unless we observe a head update on an associated full
completion queue. This has been sufficient to handle N-to-1 SQ/CQ setups
(in the absense of over-commit of course). Incidentially, that "kick all
associated SQs" mechanism can now be killed since we now just schedule
queue processing when we return a processing resource to a non-empty
submission queue, which happens to cover both edge cases. However, we
must retain kicking the CQ if it was previously full.

So, apparently, no previous driver tested with hw/nvme has ever used
SQHD (e.g., neither the Linux NVMe driver or SPDK uses it). But then OSv
shows up with the driver that actually does. I salute you.

Fixes: f3c507adcd7b ("NVMe: Initial commit for new storage interface")
Cc: qemu-stable@nongnu.org
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2388
Reported-by: Waldemar Kozaczuk <jwkozaczuk@gmail.com>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
5 months agotests: refresh package lists with latest libvirt-ci
Daniel P. Berrangé [Wed, 6 Nov 2024 12:35:25 +0000 (12:35 +0000)]
tests: refresh package lists with latest libvirt-ci

This updates the libvirt-ci  submodule to pull in various fixes,
the most notable reducing native package sets in cross builds.
Some packages were mistakenly marked as native, rather than
foreign, in libvirt-ci. Fixing this causes our dockerfiles to
pick up the cross arch package instead of native one, thus
improving our test coverage in a few areas.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-ID: <20241106123525.511491-1-berrange@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
5 months agotests/functional: Split the test_aarch64_sbsaref test
Thomas Huth [Wed, 6 Nov 2024 17:50:28 +0000 (18:50 +0100)]
tests/functional: Split the test_aarch64_sbsaref test

The test_aarch64_sbsaref test is the test with the longest runtime
in our functional test suite. Split it into parts so that it can
be run on multiple CPUs in parallel.

For this we have to move the fetch_firmware() function out of the
class definition to be able to reuse it easily from the other tests
(deriving the Aarch64SbsarefAlpine and Aarch64SbsarefFreeBSD directly
from Aarch64SbsarefMachine does not work, unfortunately, since we'd
inherit the test_sbsaref_edk2_firmware() function that way, causing
it to be run multiple times - and keeping the fetch_firmware() in
a separate class without the test_sbsaref_edk2_firmware() function
also does not work since the "make precache-functional" won't work
in that case ==> turning fetch_firmware() into a static function is
the best option).

Message-ID: <20241106175029.1000589-1-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
5 months agotests/functional: Bump timeouts of functional tests
Thomas Huth [Wed, 6 Nov 2024 17:09:46 +0000 (18:09 +0100)]
tests/functional: Bump timeouts of functional tests

When building QEMU with "--enable-debug" and running the tests
in parallel with "make -j$(nproc) check-functional", many tests are
still timing out due to our conservative timeout settings. Bump
the timeouts of the problematic tests and also increase the default
timeout to 90 seconds (from 60 seconds) to be on the safe side.

Message-ID: <20241106170946.990731-1-thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
5 months agotests/functional: Provide the user with hints where to find more log files
Thomas Huth [Tue, 5 Nov 2024 12:38:49 +0000 (13:38 +0100)]
tests/functional: Provide the user with hints where to find more log files

Since the base.log and console.log files are not referenced from the
meson test logs yet, they might be hard to find for the casual users.
Thus let's print some hints in case a test case failed. For this we
have to run unittest.main() with exit=False to get the results of the
testing. Then we can iterate through the failed test cases to print
out the information accordingly.

Message-ID: <20241105123849.359391-1-thuth@redhat.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Tested-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
5 months agotests/functional: Fix the ppc64_hv and the ppc_40p test for read-only assets
Thomas Huth [Tue, 5 Nov 2024 16:09:26 +0000 (17:09 +0100)]
tests/functional: Fix the ppc64_hv and the ppc_40p test for read-only assets

Since commit 786bc2255256, cached asset files are read-only, so now we've
got to use "read-only=true" in tests that try to use these files directly.

Fixes: 786bc22552 ("tests/functional: make cached asset files read-only")
Message-ID: <20241105160926.393852-1-thuth@redhat.com>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
5 months agotest/functional: Fix Aspeed buildroot tests
Cédric Le Goater [Tue, 5 Nov 2024 13:23:39 +0000 (14:23 +0100)]
test/functional: Fix Aspeed buildroot tests

Since commit 786bc2255256, cached asset files are read-only. Adjust
the QEMU command line for buildroot tests to reflect the new
constraint on the flash drive.

Fixes: f04cb2d00d5c ("tests/functional: Convert most Aspeed machine tests")
Suggested-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20241105132339.2967202-1-clg@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
5 months agotests/functional: Convert the riscv_opensbi avocado test into a standalone test
Thomas Huth [Wed, 21 Aug 2024 08:27:23 +0000 (10:27 +0200)]
tests/functional: Convert the riscv_opensbi avocado test into a standalone test

The avocado test defined test functions for both, riscv32 and riscv64.
Since we can run the whole file with multiple targets in the new
framework, we can now consolidate the functions so we have to only
define one function per machine now.

Message-ID: <20240821082748.65853-23-thuth@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
5 months agoscripts/checkpatch.pl: Ignore ObjC #import lines for operator spacing
Phil Dennis-Jordan [Thu, 24 Oct 2024 12:35:55 +0000 (14:35 +0200)]
scripts/checkpatch.pl: Ignore ObjC #import lines for operator spacing

checkpatch.pl lints for spaces around operators including / (slash).
Code lines starting with #include are ignored, as slashes in those
represent path separators.

In Objective-C code, #import is often used in preference to #include,
as preprocessor-based multiple-#include defenses are considered
non-idiomatic in that language.

This change extends checkpatch.pl to treat #import lines in the same
way as #include, avoiding false positives for "missing" spaces
around path separators on those lines.

Signed-off-by: Phil Dennis-Jordan <phil@philjordan.eu>
Message-ID: <20241024123555.25861-1-phil@philjordan.eu>
Signed-off-by: Thomas Huth <thuth@redhat.com>
5 months agoMerge tag 'pull-tpm-2024-11-07-2' of https://github.com/stefanberger/qemu-tpm into...
Peter Maydell [Thu, 7 Nov 2024 20:45:26 +0000 (20:45 +0000)]
Merge tag 'pull-tpm-2024-11-07-2' of https://github.com/stefanberger/qemu-tpm into staging

Merge test 2024/11/07 v2

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# gpg: Good signature from "Stefan Berger <stefanb@linux.vnet.ibm.com>" [unknown]
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* tag 'pull-tpm-2024-11-07-2' of https://github.com/stefanberger/qemu-tpm:
  tests: Adjust path for swtpm state to use path under /var/tmp/

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agoMerge tag 'qga-pull-2024-11-07' of https://github.com/kostyanf14/qemu into staging
Peter Maydell [Thu, 7 Nov 2024 20:45:16 +0000 (20:45 +0000)]
Merge tag 'qga-pull-2024-11-07' of https://github.com/kostyanf14/qemu into staging

qga-pull-2024-11-07

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# gpg: Good signature from "Kostiantyn Kostiuk (Upstream PR sign) <kkostiuk@redhat.com>" [unknown]
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* tag 'qga-pull-2024-11-07' of https://github.com/kostyanf14/qemu:
  qemu-ga: Avoiding freeing line prematurely
  qemu-ga: Optimize var declaration and definition
  qemu-ga: Add 'Null' check and Redefine 'route'

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agoeif: cope with huge section offsets
Paolo Bonzini [Tue, 5 Nov 2024 12:53:55 +0000 (13:53 +0100)]
eif: cope with huge section offsets

Check for overflow to avoid that fseek() receives a sign-extended value.

Cc: Dorjoy Chowdhury <dorjoychy111@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agotarget/i386: Fix legacy page table walk
Alexander Graf [Wed, 6 Nov 2024 15:43:29 +0000 (15:43 +0000)]
target/i386: Fix legacy page table walk

Commit b56617bbcb4 ("target/i386: Walk NPT in guest real mode") added
logic to run the page table walker even in real mode if we are in NPT
mode.  That function then determined whether real mode or paging is
active based on whether the pg_mode variable was 0.

Unfortunately pg_mode is 0 in two situations:

  1) Paging is disabled (real mode)
  2) Paging is in 2-level paging mode (32bit without PAE)

That means the walker now assumed that 2-level paging mode was real
mode, breaking NetBSD as well as Windows XP.

To fix that, this patch adds a new PG flag to pg_mode which indicates
whether paging is active at all and uses that to determine whether we
are in real mode or not.

Cc: qemu-stable@nongnu.org
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2654
Fixes: b56617bbcb4 ("target/i386: Walk NPT in guest real mode")
Signed-off-by: Alexander Graf <graf@amazon.com>
Reported-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Link: https://lore.kernel.org/r/20241106154329.67218-1-graf@amazon.com
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agorust: add meson_version to all subprojects
Paolo Bonzini [Wed, 6 Nov 2024 15:21:39 +0000 (16:21 +0100)]
rust: add meson_version to all subprojects

Otherwise, newer releases of meson complain.

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agotarget/i386/hvf: fix clang compilation warning
Pierrick Bouvier [Mon, 4 Nov 2024 22:21:02 +0000 (14:21 -0800)]
target/i386/hvf: fix clang compilation warning

../target/i386/hvf/x86_cpuid.c:35:28: error: a function declaration without a prototype is deprecated in all versions of C

Fixes: 7cac7aa7040a823c585f1578a38f28e83c8bf3e1
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Link: https://lore.kernel.org/r/20241104222102.1522688-1-pierrick.bouvier@linaro.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agotarget/i386: add sha512, sm3, sm4 feature bits
Paolo Bonzini [Wed, 3 Jul 2024 11:42:49 +0000 (13:42 +0200)]
target/i386: add sha512, sm3, sm4 feature bits

SHA512, SM3, SM4 (CPUID[EAX=7,ECX=1).EAX bits 0 to 2) is supported by
Clearwater Forest processor, add it to QEMU as it does not need any
specific enablement.

See https://lore.kernel.org/kvm/20241105054825.870939-1-tao1.su@linux.intel.com/
for reference.

Reviewed-by: Tao Su <tao1.su@linux.intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agoMerge tag 'pull-riscv-to-apply-20241107' of https://github.com/alistair23/qemu into...
Peter Maydell [Thu, 7 Nov 2024 15:08:05 +0000 (15:08 +0000)]
Merge tag 'pull-riscv-to-apply-20241107' of https://github.com/alistair23/qemu into staging

RISC-V PR for 9.2

* Fix broken SiFive UART on big endian hosts
* Fix IOMMU Coverity issues
* Improve the performance of vector unit-stride/whole register ld/st instructions
* Update kvm exts to Linux v6.11
* Convert the RV32-on-RV64 riscv test

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* tag 'pull-riscv-to-apply-20241107' of https://github.com/alistair23/qemu:
  tests/functional: Convert the RV32-on-RV64 riscv test
  target/riscv/kvm: Update kvm exts to Linux v6.11
  target/riscv: Inline unit-stride ld/st and corresponding functions for performance
  target/riscv: rvv: Provide group continuous ld/st flow for unit-stride ld/st instructions
  target/riscv: rvv: Provide a fast path using direct access to host ram for unit-stride load-only-first load instructions
  target/riscv: rvv: Provide a fast path using direct access to host ram for unit-stride whole register load/store
  target/riscv: rvv: Provide a fast path using direct access to host ram for unmasked unit-stride load/store
  target/riscv: rvv: Replace VSTART_CHECK_EARLY_EXIT in vext_ldst_us
  target/riscv: Set vdata.vm field for vector load/store whole register instructions
  hw/riscv/riscv-iommu: fix riscv_iommu_validate_process_ctx() check
  hw/riscv/riscv-iommu: change 'depth' to int
  hw/char/sifive_uart: Fix broken UART on big endian hosts

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agotests: Adjust path for swtpm state to use path under /var/tmp/
Stefan Berger [Wed, 6 Nov 2024 18:07:51 +0000 (13:07 -0500)]
tests: Adjust path for swtpm state to use path under /var/tmp/

To avoid AppArmor-related test failures when functional test are run from
somewhere under /mnt, adjust the path to swtpm's state to use an AppArmor-
supported path, such as /var/tmp, which is provided by the python function
tempfile.TemporaryDirectory().

An update to swtpm's AppArmor profile is also being done to support /var/tmp.

Link: https://lore.kernel.org/qemu-devel/CAFEAcA8A=kWLtTZ+nua-MpzqkaEjW5srOYZruZnE2tB6vmoMig@mail.gmail.com/
Link: https://github.com/stefanberger/swtpm/pull/944
Tested-by: Peter Maydell <peter.maydell@linaro.org>
Fixes: f04cb2d00d5c ("tests/functional: Convert most Aspeed machine tests")
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
5 months agoqemu-ga: Avoiding freeing line prematurely
Dehan Meng [Thu, 7 Nov 2024 10:21:55 +0000 (12:21 +0200)]
qemu-ga: Avoiding freeing line prematurely

It's now only freed at the end of the function.

Signed-off-by: Dehan Meng <demeng@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Konstantin Kostiuk <kkostiuk@redhat.com>
Message-ID: <20241107102155.57573-4-kkostiuk@redhat.com>
Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>
5 months agoqemu-ga: Optimize var declaration and definition
Dehan Meng [Thu, 7 Nov 2024 10:21:54 +0000 (12:21 +0200)]
qemu-ga: Optimize var declaration and definition

Variable declarations moved to the beginning of blocks
Followed the coding style of using snake_case for variable names.
Proper initialization of param 'size_t n' to '0' for

Signed-off-by: Dehan Meng <demeng@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Konstantin Kostiuk <kkostiuk@redhat.com>
Message-ID: <20241107102155.57573-3-kkostiuk@redhat.com>
Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>
5 months agoqemu-ga: Add 'Null' check and Redefine 'route'
Dehan Meng [Thu, 7 Nov 2024 10:21:53 +0000 (12:21 +0200)]
qemu-ga: Add 'Null' check and Redefine 'route'

sscanf return values are checked and add 'Null' check for
mandatory parameters. And merged redundant route and
networkroute variables.

Signed-off-by: Dehan Meng <demeng@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Konstantin Kostiuk <kkostiuk@redhat.com>
Message-ID: <20241107102155.57573-2-kkostiuk@redhat.com>
Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>
5 months agotests/functional: Convert the RV32-on-RV64 riscv test
Thomas Huth [Tue, 5 Nov 2024 10:35:19 +0000 (11:35 +0100)]
tests/functional: Convert the RV32-on-RV64 riscv test

A straggler that has been added to the Avocado framework while the
conversion to the functional framework was already in progress...
Move it over now, too!

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Message-ID: <20241105103519.341304-1-thuth@redhat.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
5 months agotarget/riscv/kvm: Update kvm exts to Linux v6.11
Quan Zhou [Tue, 24 Sep 2024 08:30:01 +0000 (16:30 +0800)]
target/riscv/kvm: Update kvm exts to Linux v6.11

Add support for a few Zc* extensions, Zimop, Zcmop and Zawrs.

Signed-off-by: Quan Zhou <zhouquan@iscas.ac.cn>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Reviewed-by: Jim Shu <jim.shu@sifive.com>
Message-ID: <ada40759a79c0728652ace59579aa843cb7bf53f.1727164986.git.zhouquan@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
5 months agotarget/riscv: Inline unit-stride ld/st and corresponding functions for performance
Max Chou [Wed, 18 Sep 2024 17:14:12 +0000 (01:14 +0800)]
target/riscv: Inline unit-stride ld/st and corresponding functions for performance

In the vector unit-stride load/store helper functions. the vext_ldst_us
& vext_ldst_whole functions corresponding most of the execution time.
Inline the functions can avoid the function call overhead to improve the
helper function performance.

Signed-off-by: Max Chou <max.chou@sifive.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-ID: <20240918171412.150107-8-max.chou@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
5 months agotarget/riscv: rvv: Provide group continuous ld/st flow for unit-stride ld/st instructions
Max Chou [Wed, 18 Sep 2024 17:14:11 +0000 (01:14 +0800)]
target/riscv: rvv: Provide group continuous ld/st flow for unit-stride ld/st instructions

The vector unmasked unit-stride and whole register load/store
instructions will load/store continuous memory. If the endian of both
the host and guest architecture are the same, then we can group the
element load/store to load/store more data at a time.

Signed-off-by: Max Chou <max.chou@sifive.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-ID: <20240918171412.150107-7-max.chou@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
5 months agotarget/riscv: rvv: Provide a fast path using direct access to host ram for unit-strid...
Max Chou [Wed, 18 Sep 2024 17:14:10 +0000 (01:14 +0800)]
target/riscv: rvv: Provide a fast path using direct access to host ram for unit-stride load-only-first load instructions

The unmasked unit-stride fault-only-first load instructions are similar
to the unmasked unit-stride load/store instructions that is suitable to
be optimized by using a direct access to host ram fast path.

Signed-off-by: Max Chou <max.chou@sifive.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-ID: <20240918171412.150107-6-max.chou@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
5 months agotarget/riscv: rvv: Provide a fast path using direct access to host ram for unit-strid...
Max Chou [Wed, 18 Sep 2024 17:14:09 +0000 (01:14 +0800)]
target/riscv: rvv: Provide a fast path using direct access to host ram for unit-stride whole register load/store

The vector unit-stride whole register load/store instructions are
similar to unmasked unit-stride load/store instructions that is suitable
to be optimized by using a direct access to host ram fast path.

Because the vector whole register load/store instructions do not need to
handle the tail agnostic, so remove the vstart early exit checking.

Signed-off-by: Max Chou <max.chou@sifive.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-ID: <20240918171412.150107-5-max.chou@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
5 months agotarget/riscv: rvv: Provide a fast path using direct access to host ram for unmasked...
Max Chou [Wed, 18 Sep 2024 17:14:08 +0000 (01:14 +0800)]
target/riscv: rvv: Provide a fast path using direct access to host ram for unmasked unit-stride load/store

This commit references the sve_ldN_r/sve_stN_r helper functions in ARM
target to optimize the vector unmasked unit-stride load/store
implementation with following optimizations:

* Get the page boundary
* Probing pages/resolving host memory address at the beginning if
  possible
* Provide new interface to direct access host memory
* Switch to the original slow TLB access when cross page element/violate
  page permission/violate pmp/watchpoints in page

The original element load/store interface is replaced by the new element
load/store functions with _tlb & _host postfix that means doing the
element load/store through the original softmmu flow and the direct
access host memory flow.

Signed-off-by: Max Chou <max.chou@sifive.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-ID: <20240918171412.150107-4-max.chou@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
5 months agotarget/riscv: rvv: Replace VSTART_CHECK_EARLY_EXIT in vext_ldst_us
Max Chou [Wed, 18 Sep 2024 17:14:07 +0000 (01:14 +0800)]
target/riscv: rvv: Replace VSTART_CHECK_EARLY_EXIT in vext_ldst_us

Because the real vl (evl) of vext_ldst_us may be different (e.g.
vlm.v/vsm.v/etc.), so the VSTART_CHECK_EARLY_EXIT checking function
should be replaced by checking evl in vext_ldst_us.

Signed-off-by: Max Chou <max.chou@sifive.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-ID: <20240918171412.150107-3-max.chou@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
5 months agotarget/riscv: Set vdata.vm field for vector load/store whole register instructions
Max Chou [Wed, 18 Sep 2024 17:14:06 +0000 (01:14 +0800)]
target/riscv: Set vdata.vm field for vector load/store whole register instructions

The vm field of the vector load/store whole register instruction's
encoding is 1.
The helper function of the vector load/store whole register instructions
may need the vdata.vm field to do some optimizations.

Signed-off-by: Max Chou <max.chou@sifive.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-ID: <20240918171412.150107-2-max.chou@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
5 months agohw/riscv/riscv-iommu: fix riscv_iommu_validate_process_ctx() check
Daniel Henrique Barboza [Mon, 4 Nov 2024 12:38:39 +0000 (09:38 -0300)]
hw/riscv/riscv-iommu: fix riscv_iommu_validate_process_ctx() check

'mode' will never be RISCV_IOMMU_CAP_SV32. We are erroring out in the
'switch' right before it if 'mode' isn't 0, 8, 9 or 10.

'mode' should be check with RISCV_IOMMU_DC_FSC_IOSATP_MODE_SV32.

Reported by Coverity via a "DEADCODE" ticket.

Resolves: Coverity CID 1564781
Fixes: 0c54acb8243 ("hw/riscv: add RISC-V IOMMU base emulation")
Signed-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-ID: <20241104123839.533442-3-dbarboza@ventanamicro.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
5 months agohw/riscv/riscv-iommu: change 'depth' to int
Daniel Henrique Barboza [Mon, 4 Nov 2024 12:38:38 +0000 (09:38 -0300)]
hw/riscv/riscv-iommu: change 'depth' to int

Coverity reports an unsigned overflow when doing:

    for (; depth-- > 0; ) {

When depth = 0 inside riscv_iommu_ctx_fetch().

Building it with a recent GCC the code doesn't actually break with depth
= 0, i.e. the comparison "0-- > 0" will exit the loop instead of
proceeding,  but 'depth' will retain the overflow value afterwards.

This behavior can be compiler dependent, so change 'depth' to int to
remove this potential ambiguity.

Resolves: Coverity CID 1564783
Fixes: 0c54acb8243 ("hw/riscv: add RISC-V IOMMU base emulation")
Signed-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-ID: <20241104123839.533442-2-dbarboza@ventanamicro.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
5 months agohw/char/sifive_uart: Fix broken UART on big endian hosts
Thomas Huth [Mon, 4 Nov 2024 16:35:04 +0000 (17:35 +0100)]
hw/char/sifive_uart: Fix broken UART on big endian hosts

Casting a "uint32_t *" to a "uint8_t *" to get to the lowest 8-bit
part of the value does not work on big endian hosts. We've got to
take the proper detour through an 8-bit variable.

Fixes: 53c1557b23 ("hw/char: sifive_uart: Print uart characters async")
Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20241104163504.305955-1-thuth@redhat.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
5 months agoMerge tag 'for-upstream-rust' of https://gitlab.com/bonzini/qemu into staging
Peter Maydell [Wed, 6 Nov 2024 21:27:47 +0000 (21:27 +0000)]
Merge tag 'for-upstream-rust' of https://gitlab.com/bonzini/qemu into staging

* rust: cleanups
* rust: integration tests
* rust/pl011: add support for migration
* rust/pl011: add TYPE_PL011_LUMINARY device
* rust: add support for older compilers and bindgen

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# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
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* tag 'for-upstream-rust' of https://gitlab.com/bonzini/qemu: (39 commits)
  dockerfiles: install bindgen from cargo on Ubuntu 22.04
  rust: make rustfmt optional
  rust: allow older version of bindgen
  rust: do not use --generate-cstr
  rust: allow version 1.63.0 of rustc
  rust: clean up detection of the language
  rust: do not use MaybeUninit::zeroed()
  rust: introduce alternative implementation of offset_of!
  rust: create a cargo workspace
  rust: synchronize dependencies between subprojects and Cargo.lock
  rust: silence unknown warnings for the sake of old compilers
  rust: introduce a c_str macro
  rust: use std::os::raw instead of core::ffi
  rust: fix cfgs of proc-macro2 for 1.63.0
  rust: patch bilge-impl to allow compilation with 1.63.0
  rust/pl011: Use correct masks for IBRD and FBRD
  rust/pl011: remove commented out C code
  rust/pl011: add TYPE_PL011_LUMINARY device
  rust/pl011: move CLK_NAME static to function scope
  rust/pl011: add support for migration
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agoMerge tag 'hw-misc-20241105' of https://github.com/philmd/qemu into staging
Peter Maydell [Wed, 6 Nov 2024 17:28:45 +0000 (17:28 +0000)]
Merge tag 'hw-misc-20241105' of https://github.com/philmd/qemu into staging

Misc HW patch queue

- Deprecate a pair of untested microblaze big-endian machines (Philippe)
- Arch-agnostic CPU topology checks at machine level (Zhao)
- Cleanups on PPC E500 (Bernhard)
- Various conversions to DEFINE_TYPES() macro (Bernhard)
- Fix RISC-V _pext_u64() name clashing (Pierrick)

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# =q0cF
# -----END PGP SIGNATURE-----
# gpg: Signature made Tue 05 Nov 2024 23:32:55 GMT
# gpg:                using RSA key FAABE75E12917221DCFD6BB2E3E32C2CDEADC0DE
# gpg: Good signature from "Philippe Mathieu-Daudé (F4BUG) <f4bug@amsat.org>" [full]
# Primary key fingerprint: FAAB E75E 1291 7221 DCFD  6BB2 E3E3 2C2C DEAD C0DE

* tag 'hw-misc-20241105' of https://github.com/philmd/qemu: (29 commits)
  hw/riscv/iommu: fix build error with clang
  hw/usb/hcd-ehci-sysbus: Prefer DEFINE_TYPES() macro
  hw/rtc/ds1338: Prefer DEFINE_TYPES() macro
  hw/i2c/smbus_eeprom: Prefer DEFINE_TYPES() macro
  hw/block/pflash_cfi01: Prefer DEFINE_TYPES() macro
  hw/sd/sdhci: Prefer DEFINE_TYPES() macro
  hw/ppc/mpc8544_guts: Prefer DEFINE_TYPES() macro
  hw/gpio/mpc8xxx: Prefer DEFINE_TYPES() macro
  hw/net/fsl_etsec/etsec: Prefer DEFINE_TYPES() macro
  hw/net/fsl_etsec/miim: Reuse MII constants
  hw/pci-host/ppce500: Prefer DEFINE_TYPES() macro
  hw/pci-host/ppce500: Reuse TYPE_PPC_E500_PCI_BRIDGE define
  hw/i2c/mpc_i2c: Prefer DEFINE_TYPES() macro
  hw/i2c/mpc_i2c: Convert DPRINTF to trace events for register access
  hw/ppc/mpc8544_guts: Populate POR PLL ratio status register
  hw/ppc/e500: Add missing device tree properties to i2c controller node
  hw/ppc/e500: Remove unused "irqs" parameter
  hw/ppc/e500: Prefer QOM cast
  hw/core: Add a helper to check the cache topology level
  hw/core: Check smp cache topology support for machine
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agoMerge tag 'crypto-fixes-pull-request' of https://gitlab.com/berrange/qemu into staging
Peter Maydell [Wed, 6 Nov 2024 17:28:36 +0000 (17:28 +0000)]
Merge tag 'crypto-fixes-pull-request' of https://gitlab.com/berrange/qemu into staging

* Remove deprecated 'loaded' property from crypto objects
* Fix error checking of hash function in gcrypt
* Perform runtime check for hash functions in gcrypt
* Add SM3 hash function to pbkdf

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# =tzW1
# -----END PGP SIGNATURE-----
# gpg: Signature made Tue 05 Nov 2024 18:40:25 GMT
# gpg:                using RSA key DAF3A6FDB26B62912D0E8E3FBE86EBB415104FDF
# gpg: Good signature from "Daniel P. Berrange <dan@berrange.com>" [full]
# gpg:                 aka "Daniel P. Berrange <berrange@redhat.com>" [full]
# Primary key fingerprint: DAF3 A6FD B26B 6291 2D0E  8E3F BE86 EBB4 1510 4FDF

* tag 'crypto-fixes-pull-request' of https://gitlab.com/berrange/qemu:
  crypto: perform runtime check for hash/hmac support in gcrypt
  crypto: fix error check on gcry_md_open
  crypto: Introduce SM3 hash hmac pbkdf algorithm
  crypto: purge 'loaded' property that was not fully removed

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agodockerfiles: install bindgen from cargo on Ubuntu 22.04
Paolo Bonzini [Fri, 18 Oct 2024 16:01:22 +0000 (18:01 +0200)]
dockerfiles: install bindgen from cargo on Ubuntu 22.04

Because Ubuntu 22.04 has a very old version of bindgen, that
does not have the important option --allowlist-file, it will
not be able to use --enable-rust out of the box.  Instead,
install the latest version of bindgen-cli via "cargo install"
in the container, following QEMU's own documentation.

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agorust: make rustfmt optional
Paolo Bonzini [Fri, 18 Oct 2024 17:23:00 +0000 (19:23 +0200)]
rust: make rustfmt optional

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agorust: allow older version of bindgen
Paolo Bonzini [Tue, 15 Oct 2024 13:00:41 +0000 (15:00 +0200)]
rust: allow older version of bindgen

Cope with the old version that is provided in Debian 12.

--size_t-is-usize is needed on bindgen <0.61.0, and it was removed in
bindgen 0.65.0, so check for it in meson.build.

--merge-extern-blocks was added in 0.61.0.

--formatter rustfmt was added in 0.65.0 and is the default, so remove it.

Apart from Debian 12 and Ubuntu 22.04, all other supported distros have
version 0.66.x of bindgen or newer (or do not have bindgen at all).

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agoMerge tag 'pull-vfio-20241105' of https://github.com/legoater/qemu into staging
Peter Maydell [Wed, 6 Nov 2024 15:01:27 +0000 (15:01 +0000)]
Merge tag 'pull-vfio-20241105' of https://github.com/legoater/qemu into staging

vfio queue:

* Added migration trace events

# -----BEGIN PGP SIGNATURE-----
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# =L0Ks
# -----END PGP SIGNATURE-----
# gpg: Signature made Tue 05 Nov 2024 16:57:24 GMT
# gpg:                using RSA key A0F66548F04895EBFE6B0B6051A343C7CFFBECA1
# gpg: Good signature from "Cédric Le Goater <clg@redhat.com>" [full]
# gpg:                 aka "Cédric Le Goater <clg@kaod.org>" [full]
# Primary key fingerprint: A0F6 6548 F048 95EB FE6B  0B60 51A3 43C7 CFFB ECA1

* tag 'pull-vfio-20241105' of https://github.com/legoater/qemu:
  vfio/migration: Add vfio_save_block_precopy_empty_hit trace event
  vfio/migration: Add save_{iterate, complete_precopy}_start trace events

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agoMerge tag 'pull-lu-20241105' of https://gitlab.com/rth7680/qemu into staging
Peter Maydell [Wed, 6 Nov 2024 15:01:16 +0000 (15:01 +0000)]
Merge tag 'pull-lu-20241105' of https://gitlab.com/rth7680/qemu into staging

tests/tcg: Replace -mpower8-vector with -mcpu=power8
linux-user: Fix GDB complaining about system-supplied DSO string table index
linux-user: Allow custom rt signal mappings

# -----BEGIN PGP SIGNATURE-----
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# =wipF
# -----END PGP SIGNATURE-----
# gpg: Signature made Tue 05 Nov 2024 15:02:04 GMT
# gpg:                using RSA key 7A481E78868B4DB6A85A05C064DF38E8AF7E215F
# gpg:                issuer "richard.henderson@linaro.org"
# gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" [full]
# Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A  05C0 64DF 38E8 AF7E 215F

* tag 'pull-lu-20241105' of https://gitlab.com/rth7680/qemu:
  tests/tcg: Add SIGRTMIN/SIGRTMAX test
  linux-user: Allow custom rt signal mappings
  linux-user: Fix GDB complaining about system-supplied DSO string table index
  tests/tcg: Replace -mpower8-vector with -mcpu=power8

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agoMerge tag 'bsd-user-2024q4-pull-request' of gitlab.com:bsdimp/qemu into staging
Peter Maydell [Wed, 6 Nov 2024 15:00:37 +0000 (15:00 +0000)]
Merge tag 'bsd-user-2024q4-pull-request' of gitlab.com:bsdimp/qemu into staging

bsd-user: Minor fixes

These patches have been in my queue pending too long (I have a bunch of others
that haven't been reviewd, but those will be done clsoe to the end of the
release to not get in the way of the release).

The patches align the stack properly on x86_64, implements setting the tb-size
and properly setting the ts_tid for initial threads. They have all been
reviewed.

# -----BEGIN PGP SIGNATURE-----
# Comment: GPGTools - https://gpgtools.org
#
# iQIzBAABCgAdFiEEIDX4lLAKo898zeG3bBzRKH2wEQAFAmcpkl0ACgkQbBzRKH2w
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# =8H2C
# -----END PGP SIGNATURE-----
# gpg: Signature made Tue 05 Nov 2024 03:34:53 GMT
# gpg:                using RSA key 2035F894B00AA3CF7CCDE1B76C1CD1287DB01100
# gpg: Good signature from "Warner Losh <wlosh@netflix.com>" [unknown]
# gpg:                 aka "Warner Losh <imp@bsdimp.com>" [unknown]
# gpg:                 aka "Warner Losh <imp@freebsd.org>" [unknown]
# gpg:                 aka "Warner Losh <imp@village.org>" [unknown]
# gpg:                 aka "Warner Losh <wlosh@bsdimp.com>" [unknown]
# 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: 2035 F894 B00A A3CF 7CCD  E1B7 6C1C D128 7DB0 1100

* tag 'bsd-user-2024q4-pull-request' of gitlab.com:bsdimp/qemu:
  bsd-user: Set TaskState ts_tid for initial threads
  bsd-user/main: Allow setting tb-size
  bsd-user/x86_64/target_arch_thread.h: Align stack

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agohw/riscv/iommu: fix build error with clang
Pierrick Bouvier [Mon, 4 Nov 2024 22:22:25 +0000 (14:22 -0800)]
hw/riscv/iommu: fix build error with clang

Introduced in 0c54acb8243, "hw/riscv: add RISC-V IOMMU base emulation".

../hw/riscv/riscv-iommu.c:187:17: error: redefinition of '_pext_u64'

  187 | static uint64_t _pext_u64(uint64_t val, uint64_t ext)

      |                 ^

D:/a/_temp/msys64/clang64/lib/clang/18/include/bmi2intrin.h:217:1: note: previous definition is here

  217 | _pext_u64(unsigned long long __X, unsigned long long __Y)

      | ^

After a conversation on the mailing list, it was decided to rename and
add a comment for this function.

Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-ID: <20241104222225.1523751-1-pierrick.bouvier@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/usb/hcd-ehci-sysbus: Prefer DEFINE_TYPES() macro
Bernhard Beschow [Sun, 3 Nov 2024 13:34:10 +0000 (14:34 +0100)]
hw/usb/hcd-ehci-sysbus: Prefer DEFINE_TYPES() macro

The naming of the TypeInfo array is inspired by hcd-ohci-sysbus.

Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-25-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/rtc/ds1338: Prefer DEFINE_TYPES() macro
Bernhard Beschow [Sun, 3 Nov 2024 13:34:09 +0000 (14:34 +0100)]
hw/rtc/ds1338: Prefer DEFINE_TYPES() macro

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-24-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/i2c/smbus_eeprom: Prefer DEFINE_TYPES() macro
Bernhard Beschow [Sun, 3 Nov 2024 13:34:08 +0000 (14:34 +0100)]
hw/i2c/smbus_eeprom: Prefer DEFINE_TYPES() macro

Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Acked-by: Corey Minyard <cminyard@mvista.com>
Message-ID: <20241103133412.73536-23-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/block/pflash_cfi01: Prefer DEFINE_TYPES() macro
Bernhard Beschow [Sun, 3 Nov 2024 13:34:07 +0000 (14:34 +0100)]
hw/block/pflash_cfi01: Prefer DEFINE_TYPES() macro

Reviewed-by: Cédric Le Goater <clg@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-22-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/sd/sdhci: Prefer DEFINE_TYPES() macro
Bernhard Beschow [Sun, 3 Nov 2024 13:34:06 +0000 (14:34 +0100)]
hw/sd/sdhci: Prefer DEFINE_TYPES() macro

Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-21-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/ppc/mpc8544_guts: Prefer DEFINE_TYPES() macro
Bernhard Beschow [Sun, 3 Nov 2024 13:34:04 +0000 (14:34 +0100)]
hw/ppc/mpc8544_guts: Prefer DEFINE_TYPES() macro

Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-19-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/gpio/mpc8xxx: Prefer DEFINE_TYPES() macro
Bernhard Beschow [Sun, 3 Nov 2024 13:34:03 +0000 (14:34 +0100)]
hw/gpio/mpc8xxx: Prefer DEFINE_TYPES() macro

Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-18-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/net/fsl_etsec/etsec: Prefer DEFINE_TYPES() macro
Bernhard Beschow [Sun, 3 Nov 2024 13:34:02 +0000 (14:34 +0100)]
hw/net/fsl_etsec/etsec: Prefer DEFINE_TYPES() macro

Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-17-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/net/fsl_etsec/miim: Reuse MII constants
Bernhard Beschow [Sun, 3 Nov 2024 13:34:01 +0000 (14:34 +0100)]
hw/net/fsl_etsec/miim: Reuse MII constants

Instead of defining redundant constants and using magic numbers reuse the
existing MII constants.

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
cc: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Message-ID: <20241103133412.73536-16-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/pci-host/ppce500: Prefer DEFINE_TYPES() macro
Bernhard Beschow [Sun, 3 Nov 2024 13:34:00 +0000 (14:34 +0100)]
hw/pci-host/ppce500: Prefer DEFINE_TYPES() macro

Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-15-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/pci-host/ppce500: Reuse TYPE_PPC_E500_PCI_BRIDGE define
Bernhard Beschow [Sun, 3 Nov 2024 13:33:59 +0000 (14:33 +0100)]
hw/pci-host/ppce500: Reuse TYPE_PPC_E500_PCI_BRIDGE define

Prefer a macro rather than a string literal when instantiaging device models.

Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-14-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/i2c/mpc_i2c: Prefer DEFINE_TYPES() macro
Bernhard Beschow [Sun, 3 Nov 2024 13:33:58 +0000 (14:33 +0100)]
hw/i2c/mpc_i2c: Prefer DEFINE_TYPES() macro

Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Acked-by: Corey Minyard <cminyard@mvista.com>
Message-ID: <20241103133412.73536-13-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/i2c/mpc_i2c: Convert DPRINTF to trace events for register access
Bernhard Beschow [Sun, 3 Nov 2024 13:33:57 +0000 (14:33 +0100)]
hw/i2c/mpc_i2c: Convert DPRINTF to trace events for register access

Reviewed-by: Cédric Le Goater <clg@redhat.com>
Acked-by: Corey Minyard <cminyard@mvista.com>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-12-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/ppc/mpc8544_guts: Populate POR PLL ratio status register
Bernhard Beschow [Sun, 3 Nov 2024 13:33:56 +0000 (14:33 +0100)]
hw/ppc/mpc8544_guts: Populate POR PLL ratio status register

Populate this read-only register with some arbitrary values which avoids
U-Boot's get_clocks() to hang().

Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-11-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/ppc/e500: Add missing device tree properties to i2c controller node
Bernhard Beschow [Sun, 3 Nov 2024 13:33:51 +0000 (14:33 +0100)]
hw/ppc/e500: Add missing device tree properties to i2c controller node

When compiling a decompiled device tree blob created with dumpdtb, dtc complains
with:

  /soc@e0000000/i2c@3000: incorrect #address-cells for I2C bus
  /soc@e0000000/i2c@3000: incorrect #size-cells for I2C bus

Fix this by adding the missing device tree properties.

Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-6-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/ppc/e500: Remove unused "irqs" parameter
Bernhard Beschow [Sun, 3 Nov 2024 13:33:50 +0000 (14:33 +0100)]
hw/ppc/e500: Remove unused "irqs" parameter

Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-5-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/ppc/e500: Prefer QOM cast
Bernhard Beschow [Sun, 3 Nov 2024 13:33:49 +0000 (14:33 +0100)]
hw/ppc/e500: Prefer QOM cast

Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Message-ID: <20241103133412.73536-4-shentey@gmail.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/core: Add a helper to check the cache topology level
Zhao Liu [Fri, 1 Nov 2024 08:33:27 +0000 (16:33 +0800)]
hw/core: Add a helper to check the cache topology level

Currently, we have no way to expose the arch-specific default cache
model because the cache model is sometimes related to the CPU model
(e.g., i386).

Since the user might configure "default" level, any comparison with
"default" is meaningless before the machine knows the specific level
that "default" refers to.

We can only check the correctness of the cache topology after the arch
loads the user-configured cache model from MachineState.smp_cache and
consumes the special "default" level by replacing it with the specific
level.

Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Message-ID: <20241101083331.340178-6-zhao1.liu@intel.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/core: Check smp cache topology support for machine
Zhao Liu [Fri, 1 Nov 2024 08:33:26 +0000 (16:33 +0800)]
hw/core: Check smp cache topology support for machine

Add cache_supported flags in SMPCompatProps to allow machines to
configure various caches support.

And check the compatibility of the cache properties with the
machine support in machine_parse_smp_cache().

Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
Tested-by: Yongwei Ma <yongwei.ma@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Message-ID: <20241101083331.340178-5-zhao1.liu@intel.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agoqapi/qom: Define cache enumeration and properties for machine
Zhao Liu [Fri, 1 Nov 2024 08:33:25 +0000 (16:33 +0800)]
qapi/qom: Define cache enumeration and properties for machine

The x86 and ARM need to allow user to configure cache properties
(current only topology):
 * For x86, the default cache topology model (of max/host CPU) does not
   always match the Host's real physical cache topology. Performance can
   increase when the configured virtual topology is closer to the
   physical topology than a default topology would be.
 * For ARM, QEMU can't get the cache topology information from the CPU
   registers, then user configuration is necessary. Additionally, the
   cache information is also needed for MPAM emulation (for TCG) to
   build the right PPTT.

Define smp-cache related enumeration and properties in QAPI, so that
user could configure cache properties for SMP system through -machine in
the subsequent patch.

Cache enumeration (CacheLevelAndType) is implemented as the combination
of cache level (level 1/2/3) and cache type (data/instruction/unified).

Currently, separated L1 cache (L1 data cache and L1 instruction cache)
with unified higher-level cache (e.g., unified L2 and L3 caches), is the
most common cache architectures.

Therefore, enumerate the L1 D-cache, L1 I-cache, L2 cache and L3 cache
with smp-cache object to add the basic cache topology support. Other
kinds of caches (e.g., L1 unified or L2/L3 separated caches) can be
added directly into CacheLevelAndType if necessary.

Cache properties (SmpCacheProperties) currently only contains cache
topology information, and other cache properties can be added in it
if necessary.

Note, define cache topology based on CPU topology level with two
reasons:

 1. In practice, a cache will always be bound to the CPU container
    (either private in the CPU container or shared among multiple
    containers), and CPU container is often expressed in terms of CPU
    topology level.
 2. The x86's cache-related CPUIDs encode cache topology based on APIC
    ID's CPU topology layout. And the ACPI PPTT table that ARM/RISCV
    relies on also requires CPU containers to help indicate the private
    shared hierarchy of the cache. Therefore, for SMP systems, it is
    natural to use the CPU topology hierarchy directly in QEMU to define
    the cache topology.

With smp-cache QAPI support, add smp cache topology for machine by
parsing the smp-cache object list.

Also add the helper to access/update cache topology level of machine.

Suggested-by: Daniel P. Berrange <berrange@redhat.com>
Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
Tested-by: Yongwei Ma <yongwei.ma@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Message-ID: <20241101083331.340178-4-zhao1.liu@intel.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/core: Make CPU topology enumeration arch-agnostic
Zhao Liu [Fri, 1 Nov 2024 08:33:24 +0000 (16:33 +0800)]
hw/core: Make CPU topology enumeration arch-agnostic

Cache topology needs to be defined based on CPU topology levels. Thus,
define CPU topology enumeration in qapi/machine.json to make it generic
for all architectures.

To match the general topology naming style, rename CPU_TOPO_LEVEL_* to
CPU_TOPOLOGY_LEVEL_*, and rename SMT and package levels to thread and
socket.

Also, enumerate additional topology levels for non-i386 arches, and add
a CPU_TOPOLOGY_LEVEL_DEFAULT to help future smp-cache object to work
with compatibility requirement of arch-specific cache topology models.

Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
Tested-by: Yongwei Ma <yongwei.ma@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20241101083331.340178-3-zhao1.liu@intel.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agoi386/cpu: Don't enumerate the "invalid" CPU topology level
Zhao Liu [Fri, 1 Nov 2024 08:33:23 +0000 (16:33 +0800)]
i386/cpu: Don't enumerate the "invalid" CPU topology level

In the follow-up change, the CPU topology enumeration will be moved to
QAPI. And considerring "invalid" should not be exposed to QAPI as an
unsettable item, so, as a preparation for future changes, remove
"invalid" level from the current CPU topology enumeration structure
and define it by a macro instead.

Due to the removal of the enumeration of "invalid", bit 0 of
CPUX86State.avail_cpu_topo bitmap will no longer correspond to "invalid"
level, but will start at the SMT level. Therefore, to honor this change,
update the encoding rule for CPUID[0x1F].

Signed-off-by: Zhao Liu <zhao1.liu@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Message-ID: <20241101083331.340178-2-zhao1.liu@intel.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/core/machine: Add missing 'units.h' and 'error-report.h' headers
Philippe Mathieu-Daudé [Mon, 30 Sep 2024 10:33:28 +0000 (12:33 +0200)]
hw/core/machine: Add missing 'units.h' and 'error-report.h' headers

Include the missing "qemu/units.h" to fix when refactoring code:

  ../hw/core/machine.c:743:34: error: use of undeclared identifier 'MiB'
  743 |     mc->default_ram_size = 128 * MiB;
      |                                  ^
  ../hw/core/machine.c:750:44: error: use of undeclared identifier 'TiB'
  750 |     mc->smbios_memory_device_size = 2047 * TiB;
      |                                            ^

and "qemu/error-report.h" to fix:

  ../hw/core/machine.c:1029:13: error: call to undeclared function 'error_report' [-Wimplicit-function-declaration]
 1029 |             error_report("NUMA node %" PRIu16 " is missing, use "
      |             ^
  ../hw/core/machine.c:1240:9: error: call to undeclared function 'warn_report' [-Wimplicit-function-declaration]
 1240 |         warn_report("CPU model %s is deprecated -- %s",
      |         ^

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20240930221900.59525-2-philmd@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agohw/microblaze/s3adsp1800: Declare machine type using DEFINE_TYPES macro
Philippe Mathieu-Daudé [Wed, 25 Sep 2024 19:39:14 +0000 (21:39 +0200)]
hw/microblaze/s3adsp1800: Declare machine type using DEFINE_TYPES macro

Replace DEFINE_MACHINE() by DEFINE_TYPES(), converting the
class_init() handler.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Anton Johansson <anjo@rev.ng>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Message-Id: <20241105130431.22564-6-philmd@linaro.org>

5 months agohw/microblaze/s3adsp1800: Rename unimplemented MMIO region as xps_gpio
Philippe Mathieu-Daudé [Wed, 25 Sep 2024 21:16:51 +0000 (23:16 +0200)]
hw/microblaze/s3adsp1800: Rename unimplemented MMIO region as xps_gpio

The machine datasheet mentions the GPIO device as 'xps_gpio'.
Rename it accordingly to easily find its documentation.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Anton Johansson <anjo@rev.ng>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Message-Id: <20241105130431.22564-5-philmd@linaro.org>

5 months agohw/microblaze/s3adsp1800: Explicit CPU endianness
Philippe Mathieu-Daudé [Tue, 24 Sep 2024 21:58:19 +0000 (23:58 +0200)]
hw/microblaze/s3adsp1800: Explicit CPU endianness

By default the machine's CPU endianness is 'big' order
('little-endian' property set to %false).

This corresponds to the default when this machine was added;
see commits 6a8b1ae2020 "microblaze: Add petalogix s3a1800dsp
MMU linux ref-design." and 72b675caacf "microblaze: Hook into
the build-system." which added:

  [ "$target_cpu" = "microblaze" ] && target_bigendian=yes

Later commit 877fdc12b1a ("microblaze: Allow targeting
little-endian mb") added little-endian support, forgetting
to set the CPU endianness to little-endian. Not an issue
since this property was never used, but we will use it soon,
so explicit the endianness to get the expected behavior.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Message-Id: <20241105130431.22564-4-philmd@linaro.org>

5 months agohw/microblaze: Deprecate big-endian petalogix-ml605 & xlnx-zynqmp-pmu
Philippe Mathieu-Daudé [Tue, 24 Sep 2024 22:08:12 +0000 (00:08 +0200)]
hw/microblaze: Deprecate big-endian petalogix-ml605 & xlnx-zynqmp-pmu

The petalogix-ml605 machine was explicitly added as little-endian only
machine in commit 00914b7d970 ("microblaze: Add PetaLogix ml605 MMU
little-endian ref design"). Mark the big-endian version as deprecated.

When the xlnx-zynqmp-pmu machine's CPU was added in commit 133d23b3ad1
("xlnx-zynqmp-pmu: Add the CPU and memory"), its 'endianness' property
was set to %true, thus wired in little endianness.

Both machine are included in the big-endian system binary, while their
CPU is working in little-endian. Unlikely to work as it. Deprecate now
as broken config so we can remove soon.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Anton Johansson <anjo@rev.ng>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Message-Id: <20241105130431.22564-3-philmd@linaro.org>

5 months agotarget/microblaze: Alias CPU endianness property as 'little-endian'
Philippe Mathieu-Daudé [Tue, 24 Sep 2024 21:58:00 +0000 (23:58 +0200)]
target/microblaze: Alias CPU endianness property as 'little-endian'

Alias the 'endian' property as 'little-endian' because the 'ENDI'
bit is set when the endianness is in little order, and unset in
big order.

Reviewed-by: Anton Johansson <anjo@rev.ng>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20241105130431.22564-2-philmd@linaro.org>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Message-Id: <3f61b85c-9382-4520-a1ce-5476eb16fb56@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
5 months agoMerge tag 'pull-target-arm-20241105' of https://git.linaro.org/people/pmaydell/qemu...
Peter Maydell [Tue, 5 Nov 2024 21:27:18 +0000 (21:27 +0000)]
Merge tag 'pull-target-arm-20241105' of https://git.linaro.org/people/pmaydell/qemu-arm into staging

target-arm queue:
 * Fix MMU indexes for AArch32 Secure PL1&0 in a less complex and buggy way
 * Fix SVE SDOT/UDOT/USDOT (4-way, indexed)
 * softfloat: set 2-operand NaN propagation rule at runtime
 * disas: Fix build against Capstone v6 (again)
 * hw/rtc/ds1338: Trace send and receive operations
 * hw/timer/imx_gpt: Convert DPRINTF to trace events
 * hw/watchdog/wdt_imx2: Remove redundant assignment
 * hw/sensor/tmp105: Convert printf() to trace event, add tracing for read/write access
 * hw/net/npcm_gmac: Change error log to trace event
 * target/arm: Enable FEAT_CMOW for -cpu max

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# gpg: Signature made Tue 05 Nov 2024 11:19:06 GMT
# gpg:                using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [ultimate]
# gpg:                 aka "Peter Maydell <peter@archaic.org.uk>" [ultimate]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83  15CF 3C25 25ED 1436 0CDE

* tag 'pull-target-arm-20241105' of https://git.linaro.org/people/pmaydell/qemu-arm: (31 commits)
  target/arm: Enable FEAT_CMOW for -cpu max
  hw/net/npcm_gmac: Change error log to trace event
  hw/sensor/tmp105: Convert printf() to trace event, add tracing for read/write access
  hw/watchdog/wdt_imx2: Remove redundant assignment
  hw/timer/imx_gpt: Convert DPRINTF to trace events
  hw/rtc/ds1338: Trace send and receive operations
  disas: Fix build against Capstone v6 (again)
  target/arm: Fix SVE SDOT/UDOT/USDOT (4-way, indexed)
  target/arm: Add new MMU indexes for AArch32 Secure PL1&0
  Revert "target/arm: Fix usage of MMU indexes when EL3 is AArch32"
  softfloat: Remove fallback rule from pickNaN()
  target/rx: Explicitly set 2-NaN propagation rule
  target/openrisc: Explicitly set 2-NaN propagation rule
  target/microblaze: Explicitly set 2-NaN propagation rule
  target/microblaze: Move setting of float rounding mode to reset
  target/alpha: Explicitly set 2-NaN propagation rule
  target/i386: Set 2-NaN propagation rule explicitly
  target/xtensa: Explicitly set 2-NaN propagation rule
  target/xtensa: Factor out calls to set_use_first_nan()
  target/sparc: Explicitly set 2-NaN propagation rule
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agoMerge tag 'pull-plugin-tweaks-051124-1' of https://gitlab.com/stsquad/qemu into staging
Peter Maydell [Tue, 5 Nov 2024 21:27:09 +0000 (21:27 +0000)]
Merge tag 'pull-plugin-tweaks-051124-1' of https://gitlab.com/stsquad/qemu into staging

final plugin updates for 9.2

  - fix a warning in cflow plugin
  - replace Makefile with meson.build

# -----BEGIN PGP SIGNATURE-----
#
# iQEzBAABCgAdFiEEZoWumedRZ7yvyN81+9DbCVqeKkQFAmcp4uoACgkQ+9DbCVqe
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# s0xmjquu6aky269EprZhbiO+osZB7Q==
# =c48A
# -----END PGP SIGNATURE-----
# gpg: Signature made Tue 05 Nov 2024 09:18:34 GMT
# gpg:                using RSA key 6685AE99E75167BCAFC8DF35FBD0DB095A9E2A44
# gpg: Good signature from "Alex Bennée (Master Work Key) <alex.bennee@linaro.org>" [full]
# Primary key fingerprint: 6685 AE99 E751 67BC AFC8  DF35 FBD0 DB09 5A9E 2A44

* tag 'pull-plugin-tweaks-051124-1' of https://gitlab.com/stsquad/qemu:
  contrib/plugins: remove Makefile for contrib/plugins
  meson: build contrib/plugins with meson
  contrib/plugins/cflow: fix warning

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agocrypto: perform runtime check for hash/hmac support in gcrypt
Daniel P. Berrangé [Wed, 30 Oct 2024 10:09:30 +0000 (10:09 +0000)]
crypto: perform runtime check for hash/hmac support in gcrypt

gcrypto has the ability to dynamically disable hash/hmac algorithms
at runtime, so QEMU must perform a runtime check.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
5 months agocrypto: fix error check on gcry_md_open
Daniel P. Berrangé [Wed, 30 Oct 2024 10:08:12 +0000 (10:08 +0000)]
crypto: fix error check on gcry_md_open

Gcrypt does not return negative values on error, it returns non-zero
values. This caused QEMU not to detect failure to open an unsupported
hash, resulting in a later crash trying to use a NULL context.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
5 months agocrypto: Introduce SM3 hash hmac pbkdf algorithm
liequan che [Wed, 30 Oct 2024 08:51:46 +0000 (08:51 +0000)]
crypto: Introduce SM3 hash hmac pbkdf algorithm

Introduce the SM3 cryptographic hash algorithm (GB/T 32905-2016).

SM3 (GB/T 32905-2016) is a cryptographic standard issued by the
Organization of State Commercial Cryptography Administration (OSCCA)
as an authorized cryptographic algorithm for use within China.

Detect the SM3 cryptographic hash algorithm and enable the feature silently
if it is available.

Signed-off-by: cheliequan <cheliequan@inspur.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
5 months agocrypto: purge 'loaded' property that was not fully removed
Daniel P. Berrangé [Tue, 22 Oct 2024 12:37:57 +0000 (13:37 +0100)]
crypto: purge 'loaded' property that was not fully removed

The 'loaded' property on TLS creds and secret objects was marked as
deprecated in 6.0.0. In 7.1.0 the deprecation info was moved into
the 'removed-features.rst' file, but the property was not actually
removed, just made read-only. This was a highly unusual practice,
so finish the long overdue removal job.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
5 months agoMerge tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu into...
Peter Maydell [Tue, 5 Nov 2024 15:47:52 +0000 (15:47 +0000)]
Merge tag 'for_upstream' of https://git./virt/kvm/mst/qemu into staging

virtio,pc,pci: features, fixes, cleanups

CXL now can use Generic Port Affinity Structures.
CXL now allows control of link speed and width
vhost-user-blk now supports live resize, by means of
a new device-sync-config command
amd iommu now supports interrupt remapping
pcie devices now report extended tag field support
intel_iommu dropped support for Transient Mapping, to match VTD spec
arch agnostic ACPI infrastructure for vCPU Hotplug

Fixes, cleanups all over the place.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
# -----BEGIN PGP SIGNATURE-----
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# iQFDBAABCAAtFiEEXQn9CHHI+FuUyooNKB8NuNKNVGkFAmcpNqUPHG1zdEByZWRo
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# =zSX4
# -----END PGP SIGNATURE-----
# gpg: Signature made Mon 04 Nov 2024 21:03:33 GMT
# gpg:                using RSA key 5D09FD0871C8F85B94CA8A0D281F0DB8D28D5469
# gpg:                issuer "mst@redhat.com"
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" [full]
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>" [full]
# 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

* tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu: (65 commits)
  intel_iommu: Add missed reserved bit check for IEC descriptor
  intel_iommu: Add missed sanity check for 256-bit invalidation queue
  intel_iommu: Send IQE event when setting reserved bit in IQT_TAIL
  hw/acpi: Update GED with vCPU Hotplug VMSD for migration
  tests/qtest/bios-tables-test: Update DSDT golden masters for x86/{pc,q35}
  hw/acpi: Update ACPI `_STA` method with QOM vCPU ACPI Hotplug states
  qtest: allow ACPI DSDT Table changes
  hw/acpi: Make CPUs ACPI `presence` conditional during vCPU hot-unplug
  hw/pci: Add parenthesis to PCI_BUILD_BDF macro
  hw/cxl: Ensure there is enough data to read the input header in cmd_get_physical_port_state()
  hw/cxl: Ensure there is enough data for the header in cmd_ccls_set_lsa()
  hw/cxl: Check that writes do not go beyond end of target attributes
  hw/cxl: Ensuring enough data to read parameters in cmd_tunnel_management_cmd()
  hw/cxl: Avoid accesses beyond the end of cel_log.
  hw/cxl: Check the length of data requested fits in get_log()
  hw/cxl: Check enough data in cmd_firmware_update_transfer()
  hw/cxl: Check input length is large enough in cmd_events_clear_records()
  hw/cxl: Check input includes at least the header in cmd_features_set_feature()
  hw/cxl: Check size of input data to dynamic capacity mailbox commands
  hw/cxl/cxl-mailbox-util: Fix output buffer index update when retrieving DC extents
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agovfio/migration: Add vfio_save_block_precopy_empty_hit trace event
Maciej S. Szmigiero [Mon, 4 Nov 2024 21:29:07 +0000 (22:29 +0100)]
vfio/migration: Add vfio_save_block_precopy_empty_hit trace event

This way it is clearly known when there's no more data to send for that
device.

Signed-off-by: Maciej S. Szmigiero <maciej.szmigiero@oracle.com>
5 months agovfio/migration: Add save_{iterate, complete_precopy}_start trace events
Maciej S. Szmigiero [Mon, 4 Nov 2024 21:29:06 +0000 (22:29 +0100)]
vfio/migration: Add save_{iterate, complete_precopy}_start trace events

This way both the start and end points of migrating a particular VFIO
device are known.

Signed-off-by: Maciej S. Szmigiero <maciej.szmigiero@oracle.com>
5 months agoMerge tag 'pull-nvme-20241104' of https://gitlab.com/birkelund/qemu into staging
Peter Maydell [Tue, 5 Nov 2024 14:23:22 +0000 (14:23 +0000)]
Merge tag 'pull-nvme-20241104' of https://gitlab.com/birkelund/qemu into staging

nvme queue

# -----BEGIN PGP SIGNATURE-----
#
# iQEzBAABCgAdFiEEUigzqnXi3OaiR2bATeGvMW1PDekFAmcpDm8ACgkQTeGvMW1P
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# =0S/1
# -----END PGP SIGNATURE-----
# gpg: Signature made Mon 04 Nov 2024 18:11:59 GMT
# gpg:                using RSA key 522833AA75E2DCE6A24766C04DE1AF316D4F0DE9
# gpg: Good signature from "Klaus Jensen <its@irrelevant.dk>" [full]
# gpg:                 aka "Klaus Jensen <k.jensen@samsung.com>" [full]
# Primary key fingerprint: DDCA 4D9C 9EF9 31CC 3468  4272 63D5 6FC5 E55D A838
#      Subkey fingerprint: 5228 33AA 75E2 DCE6 A247  66C0 4DE1 AF31 6D4F 0DE9

* tag 'pull-nvme-20241104' of https://gitlab.com/birkelund/qemu:
  hw/nvme: remove dead code
  hw/nvme: add NPDAL/NPDGL
  hw/nvme: i/o cmd set independent namespace data structure

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agoMerge tag 'qga-pull-2024-11-4' of https://github.com/kostyanf14/qemu into staging
Peter Maydell [Tue, 5 Nov 2024 14:23:12 +0000 (14:23 +0000)]
Merge tag 'qga-pull-2024-11-4' of https://github.com/kostyanf14/qemu into staging

qga-pull-2024-11-4

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# -----END PGP SIGNATURE-----
# gpg: Signature made Mon 04 Nov 2024 13:33:57 GMT
# gpg:                using RSA key C2C2C109EA43C63C1423EB84EF5D5E8161BA84E7
# gpg: Good signature from "Kostiantyn Kostiuk (Upstream PR sign) <kkostiuk@redhat.com>" [unknown]
# 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: C2C2 C109 EA43 C63C 1423  EB84 EF5D 5E81 61BA 84E7

* tag 'qga-pull-2024-11-4' of https://github.com/kostyanf14/qemu:
  qemu-ga: Fix a SIGSEGV in ga_run_command() helper
  qga: fix missing static and prototypes windows warnings
  qga: fix -Wsometimes-uninitialized windows warning

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agoMerge tag 'mips-20241104' of https://github.com/philmd/qemu into staging
Peter Maydell [Tue, 5 Nov 2024 14:23:01 +0000 (14:23 +0000)]
Merge tag 'mips-20241104' of https://github.com/philmd/qemu into staging

MIPS patches queue

- Migrate missing CP0 TLB MemoryMapID register (Yongbok)
- Enable MSA ASE for mips32r6-generic (Aleksandar)
- Convert Loongson LEXT opcodes to decodetree (Philippe)
- Introduce ase_3d_available and disas_mt_available helpers (Philippe)

# -----BEGIN PGP SIGNATURE-----
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# -----END PGP SIGNATURE-----
# gpg: Signature made Mon 04 Nov 2024 10:51:04 GMT
# gpg:                using RSA key FAABE75E12917221DCFD6BB2E3E32C2CDEADC0DE
# gpg: Good signature from "Philippe Mathieu-Daudé (F4BUG) <f4bug@amsat.org>" [full]
# Primary key fingerprint: FAAB E75E 1291 7221 DCFD  6BB2 E3E3 2C2C DEAD C0DE

* tag 'mips-20241104' of https://github.com/philmd/qemu:
  target/mips: Remove unused CPUMIPSState::current_fpu field
  target/mips: Introduce disas_mt_available()
  target/mips: Introduce ase_3d_available() helper
  target/mips: Remove unreachable 32-bit code on 64-bit Loongson Ext
  target/mips: Convert Loongson [D]MULT[U].G opcodes to decodetree
  target/mips: Convert Loongson [D]MOD[U].G opcodes to decodetree
  target/mips: Convert Loongson [D]DIVU.G opcodes to decodetree
  target/mips: Convert Loongson DIV.G opcodes to decodetree
  target/mips: Convert Loongson DDIV.G opcodes to decodetree
  target/mips: Re-introduce OPC_ADDUH_QB_DSP and OPC_MUL_PH_DSP
  target/mips: Simplify Loongson MULTU.G opcode
  target/mips: Extract decode_64bit_enabled() helper
  target/mips: Enable MSA ASE for mips32r6-generic
  target/mips: Migrate TLB MemoryMapID register

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
5 months agorust: do not use --generate-cstr
Paolo Bonzini [Fri, 25 Oct 2024 07:20:16 +0000 (09:20 +0200)]
rust: do not use --generate-cstr

--generate-cstr is a good idea and generally the right thing to do,
but it is not available in Debian 12 and Ubuntu 22.04.  Work around
the absence.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
5 months agorust: allow version 1.63.0 of rustc
Paolo Bonzini [Tue, 15 Oct 2024 07:50:02 +0000 (09:50 +0200)]
rust: allow version 1.63.0 of rustc

All constructs introduced by newer versions of Rust have been removed.

Apart from Debian 12, all other supported Linux distributions have
rustc 1.75.0 or newer.  This means that they only lack c"" literals
and stable offset_of!.

Tested-by: Zhao Liu <zhao1.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>