Commit Graph

795 Commits

Author SHA1 Message Date
Jonathan Perkin
fb0a8b0e23 meson: Fix targetos match for illumos and Solaris.
qemu 8.1.0 breaks on illumos platforms due to _XOPEN_SOURCE and others no longer being set correctly, leading to breakage such as:

  https://us-central.manta.mnx.io/pkgsrc/public/reports/trunk/tools/20230908.1404/qemu-8.1.0/build.log

This is a result of meson conversion which incorrectly matches against 'solaris' instead of 'sunos' for uname.

First time submitting a patch here, hope I did it correctly.  Thanks.

Signed-off-by: Jonathan Perkin <jonathan@perkin.org.uk>
Message-ID: <ZPtdxtum9UVPy58J@perkin.org.uk>
Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-09-13 09:33:51 +02:00
Jeuk Kim
bc4e68d362 hw/ufs: Initial commit for emulated Universal-Flash-Storage
Universal Flash Storage (UFS) is a high-performance mass storage device
with a serial interface. It is primarily used as a high-performance
data storage device for embedded applications.

This commit contains code for UFS device to be recognized
as a UFS PCI device.
Patches to handle UFS logical unit and Transfer Request will follow.

Signed-off-by: Jeuk Kim <jeuk20.kim@samsung.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 10232660d462ee5cd10cf673f1a9a1205fc8276c.1693980783.git.jeuk20.kim@gmail.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2023-09-07 14:01:29 -04:00
Stefan Hajnoczi
03a3a62fbd * only build util/async-teardown.c when system build is requested
* target/i386: fix BQL handling of the legacy FERR interrupts
 * target/i386: fix memory operand size for CVTPS2PD
 * target/i386: Add support for AMX-COMPLEX in CPUID enumeration
 * compile plugins on Darwin
 * configure and meson cleanups
 * drop mkvenv support for Python 3.7 and Debian10
 * add wrap file for libblkio
 * tweak KVM stubs
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Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* only build util/async-teardown.c when system build is requested
* target/i386: fix BQL handling of the legacy FERR interrupts
* target/i386: fix memory operand size for CVTPS2PD
* target/i386: Add support for AMX-COMPLEX in CPUID enumeration
* compile plugins on Darwin
* configure and meson cleanups
* drop mkvenv support for Python 3.7 and Debian10
* add wrap file for libblkio
* tweak KVM stubs

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# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
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* tag 'for-upstream' of https://gitlab.com/bonzini/qemu: (51 commits)
  docs/system/replay: do not show removed command line option
  subprojects: add wrap file for libblkio
  sysemu/kvm: Restrict kvm_pc_setup_irq_routing() to x86 targets
  sysemu/kvm: Restrict kvm_has_pit_state2() to x86 targets
  sysemu/kvm: Restrict kvm_get_apic_state() to x86 targets
  sysemu/kvm: Restrict kvm_arch_get_supported_cpuid/msr() to x86 targets
  target/i386: Restrict declarations specific to CONFIG_KVM
  target/i386: Allow elision of kvm_hv_vpindex_settable()
  target/i386: Allow elision of kvm_enable_x2apic()
  target/i386: Remove unused KVM stubs
  target/i386/cpu-sysemu: Inline kvm_apic_in_kernel()
  target/i386/helper: Restrict KVM declarations to system emulation
  hw/i386/fw_cfg: Include missing 'cpu.h' header
  hw/i386/pc: Include missing 'cpu.h' header
  hw/i386/pc: Include missing 'sysemu/tcg.h' header
  Revert "mkvenv: work around broken pip installations on Debian 10"
  mkvenv: assume presence of importlib.metadata
  Python: Drop support for Python 3.7
  configure: remove dead code
  meson: list leftover CONFIG_* symbols
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2023-09-07 10:29:06 -04:00
Paolo Bonzini
875be287cd meson: list leftover CONFIG_* symbols
There are no config-host.mak symbols anymore that are needed in
config-host.h; the only symbols that are included in config_host_data via
the foreach loop are:

- CONFIG_DEFAULT_TARGETS, which is not used by C code.

- CONFIG_TCG and CONFIG_TCG_INTERPRETER, which are not part of config-host.mak

So, list these two symbols explicitly.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-09-07 13:32:37 +02:00
Paolo Bonzini
1f2146f7ca configure, meson: remove target OS symbols from config-host.mak
Stop applying config-host.mak to the sourcesets, since it does not
have any more CONFIG_* symbols coming from the command line.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-09-07 13:32:37 +02:00
Paolo Bonzini
73258b3864 configure, meson: remove CONFIG_SOLARIS from config-host.mak
CONFIG_SOLARIS is only used to pick tap implementations.  But the
target OS is invariant and does not depend on the configuration, so move
away from config_host and just use unconditional rules in softmmu_ss.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-09-07 13:32:37 +02:00
Paolo Bonzini
2c13c57441 configure, meson: move --enable-plugins to meson
While the option still needs to be parsed in the configure script
(it's needed by tests/tcg, and also to decide about recursing
into contrib/plugins), passing it to Meson can be done with -D
instead of using config-host.mak.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-09-07 13:32:37 +02:00
Paolo Bonzini
1d558c906e configure: move --enable-debug-tcg to meson
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-09-07 13:32:14 +02:00
Paolo Bonzini
a24f15d26f meson: update unsupported host/CPU messages
Unsupported CPU and OSes are not really going away, but the
project simply does not guarantee that they work.  Rephrase
the messages accordingly.  While at it, move the warning for
TCI performance at the end where it is more visible.

Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-09-07 13:32:14 +02:00
Alexander Graf
2fc36530de build: Only define OS_OBJECT_USE_OBJC with gcc
Recent versions of macOS use clang instead of gcc. The OS_OBJECT_USE_OBJC
define is only necessary when building with gcc. Let's not define it when
building with clang.

With this patch, I can successfully include GCD headers in QEMU when
building with clang.

Signed-off-by: Alexander Graf <graf@amazon.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Message-ID: <20230830161425.91946-2-graf@amazon.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2023-08-31 19:47:43 +02:00
Philippe Mathieu-Daudé
b91b0fc163 accel: Remove HAX accelerator
HAX is deprecated since commits 73741fda6c ("MAINTAINERS: Abort
HAXM maintenance") and 90c167a1da ("docs/about/deprecated: Mark
HAXM in QEMU as deprecated"), released in v8.0.0.

Per the latest HAXM release (v7.8 [*]), the latest QEMU supported
is v7.2:

  Note: Up to this release, HAXM supports QEMU from 2.9.0 to 7.2.0.

The next commit (https://github.com/intel/haxm/commit/da1b8ec072)
added:

  HAXM v7.8.0 is our last release and we will not accept
  pull requests or respond to issues after this.

It became very hard to build and test HAXM. Its previous
maintainers made it clear they won't help.  It doesn't seem to be
a very good use of QEMU maintainers to spend their time in a dead
project. Save our time by removing this orphan zombie code.

[*] https://github.com/intel/haxm/releases/tag/v7.8.0

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Acked-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20230831082016.60885-1-philmd@linaro.org>
2023-08-31 19:46:43 +02:00
Marc-André Lureau
20c5124805 audio/pw: Pipewire->PipeWire case fix for user-visible text
"PipeWire" is the correct case.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Volker Rümelin <vr_qemu@t-online.de>
Message-Id: <20230506163735.3481387-4-marcandre.lureau@redhat.com>
2023-07-17 15:22:56 +04:00
Richard Henderson
94d68c1136 Third RISC-V PR for 8.1
* Use xl instead of mxl for disassemble
 * Factor out extension tests to cpu_cfg.h
 * disas/riscv: Add vendor extension support
 * disas/riscv: Add support for XVentanaCondOps
 * disas/riscv: Add support for XThead* instructions
 * Fix mstatus related problems
 * Fix veyron-v1 CPU properties
 * Fix the xlen for data address when MPRV=1
 * opensbi: Upgrade from v1.2 to v1.3
 * Enable 32-bit Spike OpenSBI boot testing
 * Support the watchdog timer of HiFive 1 rev b
 * Only build qemu-system-riscv$$ on rv$$ host
 * Add RVV registers to log
 * Restrict ACLINT to TCG
 * Add syscall riscv_hwprobe
 * Add support for BF16 extensions
 * KVM_RISCV_SET_TIMER macro is not configured correctly
 * Generate devicetree only after machine initialization is complete
 * virt: Convert fdt_load_addr to uint64_t
 * KVM: fixes and enhancements
 * Add support for the Zfa extension
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Merge tag 'pull-riscv-to-apply-20230710-1' of https://github.com/alistair23/qemu into staging

Third RISC-V PR for 8.1

* Use xl instead of mxl for disassemble
* Factor out extension tests to cpu_cfg.h
* disas/riscv: Add vendor extension support
* disas/riscv: Add support for XVentanaCondOps
* disas/riscv: Add support for XThead* instructions
* Fix mstatus related problems
* Fix veyron-v1 CPU properties
* Fix the xlen for data address when MPRV=1
* opensbi: Upgrade from v1.2 to v1.3
* Enable 32-bit Spike OpenSBI boot testing
* Support the watchdog timer of HiFive 1 rev b
* Only build qemu-system-riscv$$ on rv$$ host
* Add RVV registers to log
* Restrict ACLINT to TCG
* Add syscall riscv_hwprobe
* Add support for BF16 extensions
* KVM_RISCV_SET_TIMER macro is not configured correctly
* Generate devicetree only after machine initialization is complete
* virt: Convert fdt_load_addr to uint64_t
* KVM: fixes and enhancements
* Add support for the Zfa extension

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# gpg: Good signature from "Alistair Francis <alistair@alistair23.me>" [unknown]
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* tag 'pull-riscv-to-apply-20230710-1' of https://github.com/alistair23/qemu: (54 commits)
  riscv: Add support for the Zfa extension
  target/riscv/kvm.c: read/write (cbom|cboz)_blocksize in KVM
  target/riscv/kvm.c: add kvmconfig_get_cfg_addr() helper
  target/riscv: update multi-letter extension KVM properties
  target/riscv/cpu.c: create KVM mock properties
  target/riscv/cpu.c: remove priv_ver check from riscv_isa_string_ext()
  target/riscv/cpu.c: add satp_mode properties earlier
  target/riscv/kvm.c: add multi-letter extension KVM properties
  target/riscv/kvm.c: update KVM MISA bits
  target/riscv: add KVM specific MISA properties
  target/riscv/cpu: add misa_ext_info_arr[]
  target/riscv/kvm.c: init 'misa_ext_mask' with scratch CPU
  target/riscv: handle mvendorid/marchid/mimpid for KVM CPUs
  target/riscv: read marchid/mimpid in kvm_riscv_init_machine_ids()
  target/riscv: use KVM scratch CPUs to init KVM properties
  target/riscv/cpu.c: restrict 'marchid' value
  target/riscv/cpu.c: restrict 'mimpid' value
  target/riscv/cpu.c: restrict 'mvendorid' value
  hw/riscv/virt.c: skip 'mmu-type' FDT if satp mode not set
  target/riscv: skip features setup for KVM CPUs
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-07-10 21:42:50 +01:00
Thomas Huth
6db77bb2c1 meson.build: Skip C++ detection unless we're targeting Windows
The only C++ code that we currently still have in the repository
is the code in qga/vss-win32/ - so we can skip the C++ detection
unless we are compiling binaries for Windows.

Message-Id: <20230705133639.146073-1-thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2023-07-10 15:34:57 +02:00
Philippe Mathieu-Daudé
4de81093f8 target/riscv: Only build KVM guest with same wordsize as host
Per Anup Patel in [*]:

 > Currently, we only support running rv64 guest on rv64 host
 > and rv32 guest on rv32 host.
 >
 > In the future, we might support running rv32 guest on rv64
 > host but as of now we don't see a strong push for it.

Therefore, when only using the KVM accelerator it is pointless
to build qemu-system-riscv32 on a rv64 host (or qemu-system-riscv64
on a rv32 host). Restrict meson to only build the correct binary,
avoiding to waste ressources building unusable code.

[*] https://lore.kernel.org/qemu-devel/CAAhSdy2JeRHeeoEc1XKQhPO3aDz4YKeyQsPT4S8yKJcYTA+AiQ@mail.gmail.com/

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230627143235.29947-3-philmd@linaro.org>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-07-10 22:29:15 +10:00
Philippe Mathieu-Daudé
278c1bcef5 target/riscv: Only unify 'riscv32/64' -> 'riscv' for host cpu in meson
We want to keep the ability to distinct between 32/64-bit host.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230627143235.29947-2-philmd@linaro.org>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-07-10 22:29:15 +10:00
Richard Henderson
8d97f28e36 host/include/aarch64: Implement aes-round.h
Detect AES in cpuinfo; implement the accel hooks.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-07-08 07:30:17 +01:00
Thomas Huth
785abf0dcf meson.build: Remove the logic to link C code with the C++ linker
We are not mixing C++ with C code anymore, the only remaining
C++ code in qga/vss-win32/ is used for a plain C++ executable.
Thus we can remove the hacks for linking C code with the C++ linker
now to simplify meson.build a little bit, and also to avoid that
some C++ code sneaks in by accident again.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-ID: <20230706064736.178962-1-thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-07-07 12:49:22 +02:00
Christian Schoenebeck
71d72ececa 9pfs: deprecate 'proxy' backend
As recent CVE-2023-2861 (fixed by f6b0de53fb) once again showed, the 9p
'proxy' fs driver is in bad shape. Using the 'proxy' backend was already
discouraged for safety reasons before and we recommended to use the
'local' backend (preferably in conjunction with its 'mapped' security
model) instead, but now it is time to officially deprecate the 'proxy'
backend.

Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
Reviewed-by: Greg Kurz <groug@kaod.org>
Message-Id: <E1qDkmw-0007M1-8f@lizzy.crudebyte.com>
2023-07-06 11:42:08 +02:00
Philippe Mathieu-Daudé
641b841722 accel: Re-enable WHPX cross-build on case sensitive filesystems
Since MinGW commit 395dcfdea ("rename hyper-v headers and def
files to lower case") [*], WinHvPlatform.h and WinHvEmulation.h
got respectively renamed as winhvplatform.h / winhvemulation.h.

The mingw64-headers package included in the Fedora version we
use for CI does include this commit; and meson fails to detect
these present-but-renamed headers while cross-building (on
case-sensitive filesystems).

Use the renamed header in order to detect and successfully
cross-build with the WHPX accelerator.

Note, on Windows hosts, the libraries are still named as
WinHvPlatform.dll and WinHvEmulation.dll, so we don't bother
renaming the definitions used by load_whp_dispatch_fns() in
target/i386/whpx/whpx-all.c.

[*] https://sourceforge.net/p/mingw-w64/mingw-w64/ci/395dcfdea

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20230624142211.8888-3-philmd@linaro.org>
2023-06-28 13:55:35 +02:00
Marc-André Lureau
c1600f84ce virtio-gpu-virgl: use D3D11_SHARE_TEXTURE when available
Enable D3D texture sharing when possible, and pass it to the texture
display callbacks.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20230606115658.677673-21-marcandre.lureau@redhat.com>
2023-06-27 17:08:56 +02:00
Marc-André Lureau
6cc5a6159a ui/dbus: win32 support
D-Bus doesn't support fd-passing on Windows (AF_UNIX doesn't have
SCM_RIGHTS yet, but there are other means to share objects. I have
proposed various solutions upstream, but none seem fitting enough atm).

To make the "-display dbus" work on Windows, implement an alternative
D-Bus interface where all the 'h' (FDs) arguments are replaced with
'ay' (WSASocketW data), and sockets are passed to the other end via
WSADuplicateSocket().

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20230606115658.677673-6-marcandre.lureau@redhat.com>
2023-06-27 17:08:56 +02:00
Fei Wu
1b65b4f54c accel/tcg: remove CONFIG_PROFILER
TBStats will be introduced to replace CONFIG_PROFILER totally, here
remove all CONFIG_PROFILER related stuffs first.

Signed-off-by: Vanderson M. do Rosario <vandersonmr2@gmail.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Fei Wu <fei2.wu@intel.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230607122411.3394702-2-fei2.wu@intel.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-06-26 17:33:00 +02:00
Paolo Bonzini
6750485bf4 target/i386: implement RDPID in TCG
RDPID corresponds to a RDMSR(TSC_AUX); however, it is unprivileged
so for user-mode emulation we must provide the value that the kernel
places in the MSR.  For Linux, it is a combination of the current CPU
and the current NUMA node, both of which can be retrieved with getcpu(2).
Also try sched_getcpu(), which might be there on the BSDs.  If there is
no portable way to retrieve the current CPU id from userspace, return 0.

RDTSCP is reimplemented as RDTSC + RDPID ECX; the differences in terms
of serializability are not relevant to QEMU.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-06-26 10:23:56 +02:00
Philippe Mathieu-Daudé
de6cd7599b meson: Replace softmmu_ss -> system_ss
We use the user_ss[] array to hold the user emulation sources,
and the softmmu_ss[] array to hold the system emulation ones.
Hold the latter in the 'system_ss[]' array for parity with user
emulation.

Mechanical change doing:

  $ sed -i -e s/softmmu_ss/system_ss/g $(git grep -l softmmu_ss)

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230613133347.82210-10-philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-06-20 10:01:30 +02:00
Philippe Mathieu-Daudé
c7b64948f8 meson: Replace CONFIG_SOFTMMU -> CONFIG_SYSTEM_ONLY
Since we *might* have user emulation with softmmu,
use the clearer 'CONFIG_SYSTEM_ONLY' key to check
for system emulation.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230613133347.82210-9-philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-06-20 10:01:30 +02:00
Philippe Mathieu-Daudé
bd0c03b2d3 meson: Alias CONFIG_SOFTMMU -> CONFIG_SYSTEM_ONLY
We use the CONFIG_USER_ONLY key to describe user emulation,
and the CONFIG_SOFTMMU key to describe system emulation. Alias
it as 'CONFIG_SYSTEM_ONLY' for parity with user emulation.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230613133347.82210-8-philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-06-20 10:01:30 +02:00
Vikram Garhwal
aaea616d54 meson.build: enable xenpv machine build for ARM
Add CONFIG_XEN for aarch64 device to support build for ARM targets.

Signed-off-by: Vikram Garhwal <vikram.garhwal@amd.com>
Signed-off-by: Stefano Stabellini <stefano.stabellini@amd.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
2023-06-15 16:46:50 -07:00
Stefano Stabellini
a4b4b40be8 meson.build: do not set have_xen_pci_passthrough for aarch64 targets
have_xen_pci_passthrough is only used for Xen x86 VMs.

Signed-off-by: Stefano Stabellini <stefano.stabellini@amd.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
2023-06-15 16:46:42 -07:00
Richard Henderson
62cfa77fdf Build system snafus.
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Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

Build system snafus.

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# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
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* tag 'for-upstream' of https://gitlab.com/bonzini/qemu:
  tests: fp: remove unused submodules
  configure: check for $download value properly
  meson: fix "static build" entry in summary

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-06-07 11:43:03 -07:00
David Woodhouse
2f20b1732d xen: Drop support for Xen versions below 4.7.1
In restructuring to allow for internal emulation of Xen functionality,
I broke compatibility for Xen 4.6 and earlier. Fix this by explicitly
removing support for anything older than 4.7.1, which is also ancient
but it does still build, and the compatibility support for it is fairly
unintrusive.

Fixes: 15e283c5b6 ("hw/xen: Add foreignmem operations to allow redirection to internal emulation")
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
Message-Id: <20230412185102.441523-4-dwmw2@infradead.org>
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
2023-06-07 15:07:10 +01:00
Paolo Bonzini
e58e55dd8d meson: fix "static build" entry in summary
Fixes: a0cbd2e849 ("meson: use prefer_static option", 2023-05-18)
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-06-07 11:05:04 +02:00
Richard Henderson
80bdd58ae4 * finish atomics revamp
* meson.build tweaks
 * revert avocado update
 * always upgrade/downgrade locally installed Python packages
 * switch from submodules to subprojects
 * remove --with-git= option
 * rename --enable-pypi to --enable-download, control submodules and subprojects too
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Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* finish atomics revamp
* meson.build tweaks
* revert avocado update
* always upgrade/downgrade locally installed Python packages
* switch from submodules to subprojects
* remove --with-git= option
* rename --enable-pypi to --enable-download, control submodules and subprojects too

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* tag 'for-upstream' of https://gitlab.com/bonzini/qemu: (21 commits)
  configure: remove --with-git-submodules=
  build: remove git submodule handling from main makefile
  meson: subprojects: replace berkeley-{soft,test}float-3 with wraps
  pc-bios/s390-ccw: always build network bootloader
  configure: move SLOF submodule handling to pc-bios/s390-ccw
  meson: subprojects: replace submodules with wrap files
  build: log submodule update from git-submodule.sh
  git-submodule: allow partial update of .git-submodule-status
  configure: rename --enable-pypi to --enable-download, control subprojects too
  configure: remove --with-git= option
  mkvenv: always pass locally-installed packages to pip
  tests: Use separate virtual environment for avocado
  Revert "tests/requirements.txt: bump up avocado-framework version to 101.0"
  scsi/qemu-pr-helper: Drop support for 'old' libmultipath API
  meson.build: Use -Wno-undef only for SDL2 versions that need it
  meson.build: Group the audio backend entries in a separate summary section
  meson.build: Group the network backend entries in a separate summary section
  meson.build: Group the UI entries in a separate summary section
  scripts: remove dead file
  atomics: eliminate mb_read/mb_set
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-06-06 10:17:20 -07:00
Paolo Bonzini
1f468152fb build: remove git submodule handling from main makefile
The only remaining user of submodules at build time is roms/SLOF,
which is handled in pc-bios/s390-ccw/Makefile.  Remove the relevant
code from the main makefile.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-06-06 16:30:01 +02:00
Paolo Bonzini
2019cabfee meson: subprojects: replace submodules with wrap files
Compared to submodules, .wrap files have several advantages:

* option parsing and downloading is delegated to meson

* the commit is stored in a text file instead of a magic entry in the
  git tree object

* we could stop shipping external dependencies that are only used as a
  fallback, but not break compilation on platforms that lack them.
  For example it may make sense to download dtc at build time, controlled
  by --enable-download, even when building from a tarball.  Right now,
  this patch does the opposite: make-release treats dtc like libvfio-user
  (which is not stable API and therefore hasn't found its way into any
  distros) and keycodemap (which is a copylib, for better or worse).

dependency() can fall back to a wrap automatically.  However, this
is only possible for libraries that come with a .pc file, and this
is not very common for libfdt even though the upstream project in
principle provides it; it also removes the control that we provide with
--enable-fdt={system,internal}.  Therefore, the logic to pick system
vs. internal libfdt is left untouched.

--enable-fdt=git is removed; it was already a synonym for
--enable-fdt=internal.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-06-06 16:30:01 +02:00
Paolo Bonzini
ac4ccac740 configure: rename --enable-pypi to --enable-download, control subprojects too
The behavior of --{enable,disable}-pypi is similar to that of
-Dwrapmode={default,nodownload} respectively.  In particular,
in both cases a feature needs to be explicitly enabled for the
dependency to be downloaded.

So, use a single option to control both cases.  Now, --enable-slirp
will trigger cloning and building of libslirp if the .pc file
is not found on the machine.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-06-06 16:30:01 +02:00
Paolo Bonzini
50cfed80ec configure: remove --with-git= option
The scenario for which --with-git= was introduced was to use a SOCKS proxy
such as tsocks.  However, this was back in 2017 when QEMU's submodules
used the git:// protocol, and it is not as important when using the
"smart HTTP" backend; for example, neither "meson subprojects download"
nor scripts/checkpatch.pl obey the GIT environment variable.

So remove the knob, but test for the presence of git in the configure and
git-submodule.sh scripts, and suggest using --with-git-submodules=validate
+ a manual invocation of git-submodule.sh when git does not work.  Hopefully
in the future the GIT environment variable will be supported by Meson.

Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-06-06 16:30:01 +02:00
Philippe Mathieu-Daudé
6b40847ab4 scsi/qemu-pr-helper: Drop support for 'old' libmultipath API
Commit 1b0578f5c4 ("qemu-pr-helper: Fix build on CentOS 7") added
code to probe for 'old' libmultipath API on CentOS 7. However since
merge commit 8c345b3e6a (June 2021) we don't build/test CentOS 7 as
it felt out of our list of supported distrib versions. Therefore we
can safely remove the 'old' API check (mostly reverting commit
1b0578f5c4, except the code got converted to meson in commit
6ec0e15d95 "meson: move libmpathpersist test").

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230605174146.87440-2-philmd@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-06-06 10:31:31 +02:00
Thomas Huth
6da5f22b65 meson.build: Use -Wno-undef only for SDL2 versions that need it
There is no need to disable this useful compiler warning for
all versions of the SDL. Unfortunately, various versions are
buggy (beside SDL 2.0.8, the version 2.26.0 and 2.26.1 are
broken, too, see https://github.com/libsdl-org/SDL/issues/6619 ),
but we can use a simple compiler check to see whether we need
the -Wno-undef or not.

This also enables the printing of the version number with
good versions of the SDL in the summary of the meson output
again.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20230605114523.282987-1-thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-06-06 09:42:15 +02:00
Thomas Huth
aece7238c4 meson.build: Group the audio backend entries in a separate summary section
Let's make it easier for the users to spot audio-related entries
in the summary of the meson output.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230602171832.533739-4-thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-06-06 09:42:15 +02:00
Thomas Huth
c3527c5e49 meson.build: Group the network backend entries in a separate summary section
Let's make it easier for the users to spot network-related entries
in the summary of the meson output.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230602171832.533739-3-thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-06-06 09:42:15 +02:00
Thomas Huth
9e48afa3ce meson.build: Group the UI entries in a separate summary section
Let's make it easier for the users to spot UI-related entries in
the summary of the meson output.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230602171832.533739-2-thuth@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-06-06 09:42:14 +02:00
Michal Privoznik
09a49afeae meson: Avoid implicit declaration of absent functions
While detecting a presence of a function via 'cc.links()'
gives desired result (i.e. detects whether function is present),
it also produces a warning on systems where the function is not
present (into meson-log.txt), e.g.:

  qemu.git/build/meson-private/tmph74x3p38/testfile.c:2:34: \
  warning: implicit declaration of function 'malloc_trim' [-Wimplicit-function-declaration]

And some distributions (e.g. Gentoo) parse the meson log and
consider these erroneous because it can lead to feature
misdetection (see [1]).

We can check whether given function exists via
'cc.has_function()' or whether STATX_* macros exist via
'cc.has_header_symbol()'.

1: https://wiki.gentoo.org/wiki/Modern_C_porting
Resolves: https://bugs.gentoo.org/898810
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Message-Id: <8e02776d18595a1c575c90a189ff65f1785f76ca.1685442612.git.mprivozn@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-06-06 09:42:14 +02:00
Max Fritz
0db0fbb5cf Add conditional dependency for libkeyutils
This modification enables better control over the inclusion of libkeyutils
based on the configuration, enhancing the flexibility of the build system.

Signed-off-by: Max Fritz <antischmock@googlemail.com>
Message-Id: <168471463402.18155.3575359027429939965-1@git.sr.ht>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
[thuth: Remove the "kwargs: static_kwargs" part - it's not necessary anymore]
Signed-off-by: Thomas Huth <thuth@redhat.com>
2023-06-05 07:27:23 +02:00
Stefano Garzarella
98b126f5e3 qapi: add '@fdset' feature for BlockdevOptionsVirtioBlkVhostVdpa
The virtio-blk-vhost-vdpa driver in libblkio 1.3.0 supports the fd
passing through the new 'fd' property.

Since now we are using qemu_open() on '@path' if the virtio-blk driver
supports the fd passing, let's announce it.
In this way, the management layer can pass the file descriptor of an
already opened vhost-vdpa character device. This is useful especially
when the device can only be accessed with certain privileges.

Add the '@fdset' feature only when the virtio-blk-vhost-vdpa driver
in libblkio supports it.

Suggested-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Message-id: 20230530071941.8954-3-sgarzare@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2023-06-01 11:08:21 -04:00
Richard Henderson
6479dd74f1 meson: Split test for __int128_t type from __int128_t arithmetic
Older versions of clang have missing runtime functions for arithmetic
with -fsanitize=undefined (see 464e3671f9), so we cannot use
__int128_t for implementing Int128.  But __int128_t is present,
data movement works, and it can be used for atomic128.

Probe for both CONFIG_INT128_TYPE and CONFIG_INT128, adjust
qemu/int128.h to define Int128Alias if CONFIG_INT128_TYPE,
and adjust the meson probe for atomics to use has_int128_type.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-05-30 09:51:11 -07:00
Paolo Bonzini
b17bbf835c configure: ignore --make
Setting the MAKE variable to a GNU Make executable does not really have
any effect: if a non-GNU Make is used, the QEMU Makefile will fail to
parse.  Just remove everything related to --make and $make as dead code.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-26 12:36:20 +02:00
Paolo Bonzini
58e48b2e72 meson: use subproject for internal libfdt
Recent dtc/libfdt can use either Make or meson as the build system.
By using a subproject, our own meson.build can remove the hard
coded list of source files.

This is also the first step towards managing downloads with .wrap
files instead of submodule.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-26 12:34:18 +02:00
Paolo Bonzini
577bdbcf85 meson: simplify logic for -Dfdt
fdt_opt == 'disabled' is going to give an error if libfdt is required
by any target, so catch that immediately.  For fdt_opt == 'enabled',
instead, do not check immediately whether the internal libfdt is present.
Instead do the check after ascertaining that libfdt is absent or too old.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-26 12:34:17 +02:00
Fabiano Rosas
bac1bc848b meson: Remove leftover comment
Commit d2e6f9272d ("fuzz: remove fork-fuzzing scaffolding") removed
the linker script and forgot to remove the comment.

Signed-off-by: Fabiano Rosas <farosas@suse.de>
Message-Id: <20230525212044.30222-2-farosas@suse.de>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-26 12:34:17 +02:00
Richard Henderson
6ad2c71c23 * hot-unplug fixes for ioport
* purge qatomic_mb_read/set from monitor
 * build system fixes
 * OHCI fix from gitlab
 * provide EPYC-Rome CPU model not susceptible to XSAVES erratum
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Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* hot-unplug fixes for ioport
* purge qatomic_mb_read/set from monitor
* build system fixes
* OHCI fix from gitlab
* provide EPYC-Rome CPU model not susceptible to XSAVES erratum

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# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
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# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [undefined]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [undefined]
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* tag 'for-upstream' of https://gitlab.com/bonzini/qemu:
  monitor: do not use mb_read/mb_set
  monitor: extract request dequeuing to a new function
  monitor: introduce qmp_dispatcher_co_wake
  monitor: cleanup fetching of QMP requests
  monitor: cleanup detection of qmp_dispatcher_co shutting down
  monitor: do not use mb_read/mb_set for suspend_cnt
  monitor: add more *_locked() functions
  monitor: allow calling monitor_resume under mon_lock
  monitor: use QEMU_LOCK_GUARD a bit more
  softmmu/ioport.c: make MemoryRegionPortioList owner of portio_list MemoryRegions
  softmmu/ioport.c: QOMify MemoryRegionPortioList
  softmmu/ioport.c: allocate MemoryRegionPortioList ports on the heap
  usb/ohci: Set pad to 0 after frame update
  meson: move -no-pie from linker to compiler
  meson: fix rule for qemu-ga installer
  meson.build: Fix glib -Wno-unused-function workaround
  target/i386: EPYC-Rome model without XSAVES

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-05-25 08:36:10 -07:00
Paolo Bonzini
b03fcd6818 meson: move -no-pie from linker to compiler
The large comment in the patch says it all; the -no-pie flag is broken and
this is why it was not included in QEMU_LDFLAGS before commit a988b4c561
("build: move remaining compiler flag tests to meson", 2023-05-18).  And
some distros made things even worse, so we have to add it to the compiler
command line.

Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1664
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-25 10:02:43 +02:00
Nicolas Saenz Julienne
f49d883d4d meson.build: Fix glib -Wno-unused-function workaround
We want to only enable '-Wno-unused-function' if glib's version is
smaller than '2.57.2' and has a G_DEFINE_AUTOPTR_CLEANUP_FUNC()
implementation that doesn't take into account unused functions. But the
compilation test isn't working as intended as '-Wunused-function' isn't
enabled while running it.

Let's enable it.

Fixes: fc9a809e0d ("build: move glib detection and workarounds to meson")
Signed-off-by: Nicolas Saenz Julienne <nsaenz@amazon.com>

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230524173123.66483-1-nsaenz@amazon.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-25 10:02:37 +02:00
Richard Henderson
87a8d12180 meson: Fix detect atomic128 support with optimization
Silly typo: sizeof(16) != 16.

Fixes: e61f1efeb7 ("meson: Detect atomic128 support with optimization")
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-05-23 16:51:18 -07:00
Richard Henderson
44fc716873 util: Introduce host-specific cpuinfo.h
The entire contents of the header is host-specific, but the
existence of such a header is not, which could prevent some
host specific ifdefs at the top of the file for the include.

Add host/include/{arch,generic} to the project arguments.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-05-23 13:49:52 -07:00
Richard Henderson
449d6d9eb4 Hexagon update
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Merge tag 'pull-hex-20230518-1' of https://github.com/quic/qemu into staging

Hexagon update

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# gpg: Signature made Thu 18 May 2023 12:48:24 PM PDT
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* tag 'pull-hex-20230518-1' of https://github.com/quic/qemu: (44 commits)
  Hexagon (linux-user/hexagon): handle breakpoints
  Hexagon (gdbstub): add HVX support
  Hexagon (gdbstub): fix p3:0 read and write via stub
  Hexagon: add core gdbstub xml data for LLDB
  gdbstub: add test for untimely stop-reply packets
  gdbstub: only send stop-reply packets when allowed to
  Remove test_vshuff from hvx_misc tests
  Hexagon (decode): look for pkts with multiple insns at the same slot
  Hexagon (iclass): update J4_hintjumpr slot constraints
  Hexagon: append eflags to unknown cpu model string
  Hexagon: list available CPUs with `-cpu help`
  Hexagon (target/hexagon/*.py): raise exception on reg parsing error
  target/hexagon: fix = vs. == mishap
  Hexagon (target/hexagon) Additional instructions handled by idef-parser
  Hexagon (target/hexagon) Move items to DisasContext
  Hexagon (target/hexagon) Move pkt_has_store_s1 to DisasContext
  Hexagon (target/hexagon) Move pred_written to DisasContext
  Hexagon (target/hexagon) Move new_pred_value to DisasContext
  Hexagon (target/hexagon) Move new_value to DisasContext
  Hexagon (target/hexagon) Make special new_value for USR
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-05-18 20:44:34 -07:00
Taylor Simpson
63efb6ab56 meson.build Add CONFIG_HEXAGON_IDEF_PARSER
Enable conditional compilation depending on whether idef-parser
is configured

Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230427230012.3800327-2-tsimpson@quicinc.com>
2023-05-18 12:40:51 -07:00
Paolo Bonzini
13f60de816 build: move compiler version check to meson
Use the slighly nicer .version_compare() function for GCC; for Clang that is
not possible due to the mess that Apple does with version numbers.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 13:35:28 +02:00
Paolo Bonzini
a988b4c561 build: move remaining compiler flag tests to meson
Remove the only remaining uses of QEMU_CFLAGS.  Now that no
feature tests are done in configure, it is possible to remove
CONFIGURE_CFLAGS and CONFIGURE_LDFLAGS as well.

Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 13:35:28 +02:00
Paolo Bonzini
95caf1fb42 build: move warning flag selection to meson
Meson already knows to test with the positive form of the flag, which
simplifies the test.  Warnings are now tested explicitly for the C++
compiler, instead of hardcoding those that are only available for
the C language.

At this point all compiler flags in QEMU_CFLAGS are global and only
depend on the OS.  No feature tests are performed in configure.

Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 13:35:28 +02:00
Paolo Bonzini
911d4caaa2 build: move stack protector flag selection to meson
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 08:53:52 +02:00
Paolo Bonzini
6739825aa6 build: move coroutine backend selection to meson
To simplify the code, rename coroutine-win32.c to match the option
passed to configure.

Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 08:53:52 +02:00
Paolo Bonzini
721fa5e563 build: move SafeStack tests to meson
This disables the old behavior of detecting SafeStack from environment
CFLAGS.  SafeStack is now enabled purely based on the configure arguments.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 08:53:52 +02:00
Paolo Bonzini
34f983d86f build: move sanitizer tests to meson
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 08:53:52 +02:00
Paolo Bonzini
d67212d47f meson: prepare move of QEMU_CFLAGS to meson
Clean up the handling of compiler flags in meson.build, splitting
the general flags that should be included in subprojects as well,
from warning flags that only apply to QEMU itself.  The two were
mixed in both configure tests and meson tests.

This split makes it easier to move the compiler tests piecewise
from configure to Meson.

Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 08:53:52 +02:00
Paolo Bonzini
6002711c66 configure, meson: move --enable-modules to Meson
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 08:53:52 +02:00
Paolo Bonzini
fc9a809e0d build: move glib detection and workarounds to meson
QEMU adds the path to glib.h to all compilation commands.  This is simpler
due to the pervasive use of static_library, and was grandfathered in from
the previous Make-based build system.  Until Meson 0.63 the only way to
do this was to detect glib in configure and use add_project_arguments,
but now it is possible to use add_project_dependencies instead.

gmodule is detected in a separate variable, with export enabled for
modules and disabled for plugin.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 08:53:52 +02:00
Paolo Bonzini
5328353c05 meson: drop unnecessary declare_dependency()
The libvfio_user_dep variable of subprojects/libvfio-user/lib/meson.build
is already a dependency, so there is no need to wrap it with another
declare_dependency().

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 08:53:52 +02:00
Paolo Bonzini
bd3615d68f meson: add more version numbers to the summary
Whenever declare_dependency is used to add some compile flags or dependent
libraries to the outcome of dependency(), the version of the original
dependency is dropped in the summary.  Make sure that declare_dependency()
has a version argument in those cases.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 08:53:51 +02:00
Paolo Bonzini
063d5119c1 meson: remove static_kwargs
After static_kwargs has been changed to an empty dictionary, it has
no functional effect and can be removed.

Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 08:53:51 +02:00
Paolo Bonzini
a0cbd2e849 meson: use prefer_static option
The option is new in Meson 0.63 and removes the need to pass "static:
true" to all dependency and find_library invocation.  Actually cleaning
up the invocations is left for a separate patch.

Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 08:53:51 +02:00
Paolo Bonzini
3b087f79a4 meson: require 0.63.0
This version allows cleanups in modinfo collection, but they only
work with Ninja 1.9.x and 1.8.x is still supported.  It also supports the
equivalent of QEMU's --static option to configure.

The wheel file is bumped to 0.63.3, the last release in the 0.63 branch.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-18 08:53:51 +02:00
Richard Henderson
e61f1efeb7 meson: Detect atomic128 support with optimization
There is an edge condition prior to gcc13 for which optimization
is required to generate 16-byte atomic sequences.  Detect this.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-05-16 15:21:39 -07:00
Christian Schoenebeck
3887702e5f configure: make clear that VirtFS is 9p
Add '9P' to the summary output section of 'VirtFS' to avoid being
confused with virtiofs.

Based-on: <20230503130757.863824-1-pefoley@google.com>
Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
Reviewed-by: Greg Kurz <groug@kaod.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <E1px7Id-0000NE-OQ@lizzy.crudebyte.com>
2023-05-16 16:21:54 +02:00
Peter Foley
1a67e07fe9 Don't require libcap-ng for virtfs support
It's only required for the proxy helper.

Add a new option for the proxy helper rather than enabling it
implicitly.

Change-Id: I95b73fca625529e99d16b0a64e01c65c0c1d43f2
Signed-off-by: Peter Foley <pefoley@google.com>
Message-Id: <20230503130757.863824-1-pefoley@google.com>
[C.S.: - Resolve merge conflict. ]
Signed-off-by: Christian Schoenebeck <qemu_oss@crudebyte.com>
2023-05-16 16:21:04 +02:00
Sam Li
6d43eaa396 block/block-backend: add block layer APIs resembling Linux ZonedBlockDevice ioctls
Add zoned device option to host_device BlockDriver. It will be presented only
for zoned host block devices. By adding zone management operations to the
host_block_device BlockDriver, users can use the new block layer APIs
including Report Zone and four zone management operations
(open, close, finish, reset, reset_all).

Qemu-io uses the new APIs to perform zoned storage commands of the device:
zone_report(zrp), zone_open(zo), zone_close(zc), zone_reset(zrs),
zone_finish(zf).

For example, to test zone_report, use following command:
$ ./build/qemu-io --image-opts -n driver=host_device, filename=/dev/nullb0
-c "zrp offset nr_zones"

Signed-off-by: Sam Li <faithilikerun@gmail.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Dmitry Fomichev <dmitry.fomichev@wdc.com>
Acked-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20230508045533.175575-4-faithilikerun@gmail.com
Message-id: 20230324090605.28361-4-faithilikerun@gmail.com
[Adjust commit message prefix as suggested by Philippe Mathieu-Daudé
<philmd@linaro.org> and remove spurious ret = -errno in
raw_co_zone_mgmt().
--Stefan]
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2023-05-15 08:17:03 -04:00
Richard Henderson
f779026478 disas: Move disas.c to disas/
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230503072331.1747057-80-richard.henderson@linaro.org>
2023-05-11 09:49:25 +01:00
Richard Henderson
caa9cbd566 Block layer patches
- Graph locking, part 3 (more block drivers)
 - Compile out assert_bdrv_graph_readable() by default
 - Add configure options for vmdk, vhdx and vpc
 - Fix use after free in blockdev_mark_auto_del()
 - migration: Attempt disk reactivation in more failure scenarios
 - Coroutine correctness fixes
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Merge tag 'for-upstream' of https://repo.or.cz/qemu/kevin into staging

Block layer patches

- Graph locking, part 3 (more block drivers)
- Compile out assert_bdrv_graph_readable() by default
- Add configure options for vmdk, vhdx and vpc
- Fix use after free in blockdev_mark_auto_del()
- migration: Attempt disk reactivation in more failure scenarios
- Coroutine correctness fixes

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* tag 'for-upstream' of https://repo.or.cz/qemu/kevin: (28 commits)
  block: compile out assert_bdrv_graph_readable() by default
  block: Mark bdrv_refresh_limits() and callers GRAPH_RDLOCK
  block: Mark bdrv_recurse_can_replace() and callers GRAPH_RDLOCK
  block: Mark bdrv_query_block_graph_info() and callers GRAPH_RDLOCK
  block: Mark bdrv_query_bds_stats() and callers GRAPH_RDLOCK
  block: Mark BlockDriver callbacks for amend job GRAPH_RDLOCK
  block: Mark bdrv_co_debug_event() GRAPH_RDLOCK
  block: Mark bdrv_co_get_info() and callers GRAPH_RDLOCK
  block: Mark bdrv_co_get_allocated_file_size() and callers GRAPH_RDLOCK
  mirror: Require GRAPH_RDLOCK for accessing a node's parent list
  vhdx: Require GRAPH_RDLOCK for accessing a node's parent list
  nbd: Mark nbd_co_do_establish_connection() and callers GRAPH_RDLOCK
  nbd: Remove nbd_co_flush() wrapper function
  block: .bdrv_open is non-coroutine and unlocked
  graph-lock: Fix GRAPH_RDLOCK_GUARD*() to be reader lock
  graph-lock: Add GRAPH_UNLOCKED(_PTR)
  test-bdrv-drain: Don't modify the graph in coroutines
  iotests: Test resizing image attached to an iothread
  block: Don't call no_coroutine_fns in qmp_block_resize()
  block: bdrv/blk_co_unref() for calls in coroutine context
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-05-10 14:52:03 +01:00
Stefan Hajnoczi
58a2e3f5c3 block: compile out assert_bdrv_graph_readable() by default
reader_count() is a performance bottleneck because the global
aio_context_list_lock mutex causes thread contention. Put this debugging
assertion behind a new ./configure --enable-debug-graph-lock option and
disable it by default.

The --enable-debug-graph-lock option is also enabled by the more general
--enable-debug option.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20230501173443.153062-1-stefanha@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2023-05-10 14:16:54 +02:00
Vladimir Sementsov-Ogievskiy
11cea42e17 block: add configure options for excluding vmdk, vhdx and vpc
Let's add --enable / --disable configure options for these formats,
so that those who don't need them may not build them.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Message-Id: <20230421092758.814122-1-vsementsov@yandex-team.ru>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2023-05-10 14:15:13 +02:00
Richard Henderson
568992e344 QAPI patches patches for 2023-05-09
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Merge tag 'pull-qapi-2023-05-09-v2' of https://repo.or.cz/qemu/armbru into staging

QAPI patches patches for 2023-05-09

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* tag 'pull-qapi-2023-05-09-v2' of https://repo.or.cz/qemu/armbru:
  qapi: Reformat doc comments to conform to current conventions
  qga/qapi-schema: Reformat doc comments to conform to current conventions
  docs/devel/qapi-code-gen: Update doc comment conventions
  qapi: Section parameter @indent is no longer used, drop
  qapi: Relax doc string @name: description indentation rules
  qapi: Rewrite parsing of doc comment section symbols and tags
  qapi: Fix argument description indentation stripping
  tests/qapi-schema/doc-good: Improve argument description tests
  tests/qapi-schema/doc-good: Improve a comment
  qapi/dump: Indent bulleted lists consistently
  qapi: Tidy up a slightly awkward TODO comment
  sphinx/qapidoc: Do not emit TODO sections into user manuals
  Revert "qapi: BlockExportRemoveMode: move comments to TODO"
  meson: Fix to make QAPI generator output depend on main.py
  qapi: Fix crash on stray double quote character
  docs/devel/qapi-code-gen: Turn FIXME admonitions into comments
  docs/devel/qapi-code-gen: Clean up use of quotes a bit

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-05-10 13:11:29 +01:00
Markus Armbruster
88d357d292 meson: Fix to make QAPI generator output depend on main.py
@qapi_gen_depends is missing scripts/qapi/main.py.  Fix that, and drop
a duplicate scripts/qapi/common.py.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20230428105429.1687850-5-armbru@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
2023-05-09 09:03:57 +02:00
Paolo Bonzini
ef709860ea meson: leave unnecessary modules out of the build
meson.build files choose whether to build modules based on foo.found()
expressions.  If a feature is enabled (e.g. --enable-gtk), these expressions
are true even if the code is not used by any emulator, and this results
in an unexpected difference between modular and non-modular builds.

For non-modular builds, the files are not included in any binary, and
therefore the source files are never processed.  For modular builds,
however, all .so files are unconditionally built by default, and therefore
a normal "make" tries to build them.  However, the corresponding trace-*.h
files are absent due to this conditional:

if have_system
  trace_events_subdirs += [
    ...
    'ui',
    ...
  ]
endif

which was added to avoid wasting time running tracetool on unused trace-events
files.  This causes a compilation failure; fix it by skipping module builds
entirely if (depending on the module directory) have_block or have_system
are false.

Reported-by: Michael Tokarev <mjt@tls.msk.ru>
Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-05-08 19:04:52 +02:00
Dorinda Bassey
c2d3d1c294 audio/pwaudio.c: Add Pipewire audio backend for QEMU
This commit adds a new audiodev backend to allow QEMU to use Pipewire as
both an audio sink and source. This backend is available on most systems

Add Pipewire entry points for QEMU Pipewire audio backend
Add wrappers for QEMU Pipewire audio backend in qpw_pcm_ops()
qpw_write function returns the current state of the stream to pwaudio
and Writes some data to the server for playback streams using pipewire
spa_ringbuffer implementation.
qpw_read function returns the current state of the stream to pwaudio and
reads some data from the server for capture streams using pipewire
spa_ringbuffer implementation. These functions qpw_write and qpw_read
are called during playback and capture.
Added some functions that convert pw audio formats to QEMU audio format
and vice versa which would be needed in the pipewire audio sink and
source functions qpw_init_in() & qpw_init_out().
These methods that implement playback and recording will create streams
for playback and capture that will start processing and will result in
the on_process callbacks to be called.
Built a connection to the Pipewire sound system server in the
qpw_audio_init() method.

Signed-off-by: Dorinda Bassey <dbassey@redhat.com>
Reviewed-by: Volker Rümelin <vr_qemu@t-online.de>
Message-Id: <20230417105654.32328-1-dbassey@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
2023-05-05 13:23:08 +04:00
Richard Henderson
dc165fcd4e migration/xbzrle: Use __attribute__((target)) for avx512
Use the attribute, which is supported by clang, instead of
the #pragma, which is not supported and, for some reason,
also not detected by the meson probe, so we fail by -Werror.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Message-Id: <20230501210555.289806-1-richard.henderson@linaro.org>
2023-05-02 13:05:45 -07:00
Emilio Cota
e3feb2cc22 util: import GTree as QTree
The only reason to add this implementation is to control the memory allocator
used. Some users (e.g. TCG) cannot work reliably in multi-threaded
environments (e.g. forking in user-mode) with GTree's allocator, GSlice.
See https://gitlab.com/qemu-project/qemu/-/issues/285 for details.

Importing GTree is a temporary workaround until GTree migrates away
from GSlice.

This implementation is identical to that in glib v2.75.0, except that
we don't import recent additions to the API nor deprecated API calls,
none of which are used in QEMU.

I've imported tests from glib and added a benchmark just to
make sure that performance is similar. Note: it cannot be identical
because (1) we are not using GSlice, (2) we use different compilation flags
(e.g. -fPIC) and (3) we're linking statically.

$ cat /proc/cpuinfo| grep 'model name' | head -1
model name      : AMD Ryzen 7 PRO 5850U with Radeon Graphics
$ echo '0' | sudo tee /sys/devices/system/cpu/cpufreq/boost
$ tests/bench/qtree-bench

 Tree         Op      32            1024            4096          131072         1048576
------------------------------------------------------------------------------------------------
GTree     Lookup   83.23           43.08           25.31           19.40           16.22
QTree     Lookup  113.42 (1.36x)   53.83 (1.25x)   28.38 (1.12x)   17.64 (0.91x)   13.04 (0.80x)
GTree     Insert   44.23           29.37           25.83           19.49           17.03
QTree     Insert   46.87 (1.06x)   25.62 (0.87x)   24.29 (0.94x)   16.83 (0.86x)   12.97 (0.76x)
GTree     Remove   53.27           35.15           31.43           24.64           16.70
QTree     Remove   57.32 (1.08x)   41.76 (1.19x)   38.37 (1.22x)   29.30 (1.19x)   15.07 (0.90x)
GTree  RemoveAll  135.44          127.52          126.72          120.11           64.34
QTree  RemoveAll  127.15 (0.94x)  110.37 (0.87x)  107.97 (0.85x)   97.13 (0.81x)   55.10 (0.86x)
GTree   Traverse  277.71          276.09          272.78          246.72           98.47
QTree   Traverse  370.33 (1.33x)  411.97 (1.49x)  400.23 (1.47x)  262.82 (1.07x)   78.52 (0.80x)
------------------------------------------------------------------------------------------------

As a sanity check, the same benchmark when Glib's version
is >= $glib_dropped_gslice_version (i.e. QTree == GTree):

 Tree         Op      32            1024            4096          131072         1048576
------------------------------------------------------------------------------------------------
GTree     Lookup   82.72           43.09           24.18           19.73           16.09
QTree     Lookup   81.82 (0.99x)   43.10 (1.00x)   24.20 (1.00x)   19.76 (1.00x)   16.26 (1.01x)
GTree     Insert   45.07           29.62           26.34           19.90           17.18
QTree     Insert   45.72 (1.01x)   29.60 (1.00x)   26.38 (1.00x)   19.71 (0.99x)   17.20 (1.00x)
GTree     Remove   54.48           35.36           31.77           24.97           16.95
QTree     Remove   54.46 (1.00x)   35.32 (1.00x)   31.77 (1.00x)   24.91 (1.00x)   17.15 (1.01x)
GTree  RemoveAll  140.68          127.36          125.43          121.45           68.20
QTree  RemoveAll  140.65 (1.00x)  127.64 (1.00x)  125.01 (1.00x)  121.73 (1.00x)   67.06 (0.98x)
GTree   Traverse  278.68          276.05          266.75          251.65          104.93
QTree   Traverse  278.31 (1.00x)  275.78 (1.00x)  266.42 (1.00x)  247.89 (0.99x)  104.58 (1.00x)
------------------------------------------------------------------------------------------------

Signed-off-by: Emilio Cota <cota@braap.org>
Message-Id: <20230205163758.416992-2-cota@braap.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-03-28 15:23:10 -07:00
Marc-André Lureau
84a0a2ef0a ui/dbus: do not require opengl & gbm
Allow to build & use the DBus display without 3d/GPU acceleration support.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
2023-03-13 23:48:45 +04:00
Richard Henderson
29c87a281e tracing: remove transform.py
This file, and a couple of uses, got left behind when the
tcg stuff was removed from tracetool.

Fixes: 126d4123c5 ("tracing: excise the tcg related from tracetool")
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-03-05 13:44:08 -08:00
David Woodhouse
aa98ee38a5 hw/xen: Implement emulated PIRQ hypercall support
This wires up the basic infrastructure but the actual interrupts aren't
there yet, so don't advertise it to the guest.

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
2023-03-01 09:09:01 +00:00
David Woodhouse
820c1aba51 xen: add CONFIG_XEN_BUS and CONFIG_XEN_EMU options for Xen emulation
The XEN_EMU option will cover core Xen support in target/, which exists
only for x86 with KVM today but could theoretically also be implemented
on Arm/Aarch64 and with TCG or other accelerators (if anyone wants to
run the gauntlet of struct layout compatibility, errno mapping, and the
rest of that fui).

It will also cover the support for architecture-independent grant table
and event channel support which will be added in hw/i386/kvm/ (on the
basis that the non-KVM support is very theoretical and making it not use
KVM directly seems like gratuitous overengineering at this point).

The XEN_BUS option is for the xenfv platform support, which will now be
used both by XEN_EMU and by real Xen.

The XEN option remains dependent on the Xen runtime libraries, and covers
support for real Xen. Some code which currently resides under CONFIG_XEN
will be moving to CONFIG_XEN_BUS over time as the direct dependencies on
Xen runtime libraries are eliminated. The Xen PCI platform device will
also reside under CONFIG_XEN_BUS.

Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
2023-03-01 08:22:49 +00:00
Philippe Mathieu-Daudé
31ffa2aa3c cpu: Remove capstone meson dependency
Only disas.c requires capstone CFLAGS, not cpu.c.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20221130135241.85060-2-philmd@linaro.org>
2023-02-27 22:28:54 +01:00
Peter Maydell
3f21065f09 * x86 bugfixes
* OpenBSD support for naming threads
 * Refined Python support policy
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Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging

* x86 bugfixes
* OpenBSD support for naming threads
* Refined Python support policy

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# 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:
  target/i386/gdbstub: Fix a bug about order of FPU stack in 'g' packets.
  docs: build-platforms: refine requirements on Python build dependencies
  thread-posix: add support for setting threads name on OpenBSD
  target/i386: Fix 32-bit AD[CO]X insns in 64-bit mode

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-02-24 12:46:59 +00:00
Pierrick Bouvier
dbd672c87f sysemu/os-win32: fix setjmp/longjmp on windows-arm64
Windows implementation of setjmp/longjmp is done in
C:/WINDOWS/system32/ucrtbase.dll. Alas, on arm64, it seems to *always*
perform stack unwinding, which crashes from generated code.

By using alternative implementation built in mingw, we avoid doing stack
unwinding and this fixes crash when calling longjmp.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Acked-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230221153006.20300-3-pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-02-21 13:45:48 -10:00
Peter Maydell
4919d0c44a Replace fork-based fuzzing with reboots.
Now the fuzzers will reboot the guest between inputs.
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Merge tag 'pr-2023-02-16' of https://gitlab.com/a1xndr/qemu into staging

Replace fork-based fuzzing with reboots.
Now the fuzzers will reboot the guest between inputs.

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# gpg: Signature made Fri 17 Feb 2023 04:04:10 GMT
# gpg:                using RSA key FAD4E2BF871375D6340517C44E661DDE583A964E
# gpg: Good signature from "Alexander Bulekov <alxndr@bu.edu>" [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: FAD4 E2BF 8713 75D6 3405  17C4 4E66 1DDE 583A 964E

* tag 'pr-2023-02-16' of https://gitlab.com/a1xndr/qemu:
  docs/fuzz: remove mentions of fork-based fuzzing
  fuzz: remove fork-fuzzing scaffolding
  fuzz/i440fx: remove fork-based fuzzer
  fuzz/virtio-blk: remove fork-based fuzzer
  fuzz/virtio-net: remove fork-based fuzzer
  fuzz/virtio-scsi: remove fork-based fuzzer
  fuzz/generic-fuzz: add a limit on DMA bytes written
  fuzz/generic-fuzz: use reboots instead of forks to reset state
  fuzz: add fuzz_reset API
  hw/sparse-mem: clear memory on reset

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2023-02-21 11:28:01 +00:00
Brad Smith
3ada67a306 thread-posix: add support for setting threads name on OpenBSD
Make use of pthread_set_name_np() to be able to set the threads name
on OpenBSD.

Signed-off-by: Brad Smith <brad@comstyle.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <Y57NrCmPTVSXLWC4@humpty.home.comstyle.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2023-02-17 09:56:34 +01:00
Alexander Bulekov
d2e6f9272d fuzz: remove fork-fuzzing scaffolding
Fork-fuzzing provides a few pros, but our implementation prevents us
from using fuzzers other than libFuzzer, and may be causing issues such
as coverage-failure builds on OSS-Fuzz. It is not a great long-term
solution as it depends on internal implementation details of libFuzzer
(which is no longer in active development). Remove it in favor of other
methods of resetting state between inputs.

Signed-off-by: Alexander Bulekov <alxndr@bu.edu>
Reviewed-by: Darren Kenny <darren.kenny@oracle.com>
2023-02-16 23:02:46 -05:00
Dr. David Alan Gilbert
8ab5e8a503 virtiofsd: Remove build and docs glue
Remove all the virtiofsd build and docs infrastructure.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
2023-02-16 18:15:08 +00:00
Alex Bennée
bb9ecae70b build: deprecate --enable-gprof builds and remove from CI
As gprof relies on instrumentation you rarely get useful data compared
to a real optimised build. Lets deprecate the build option and
simplify the CI configuration as a result.

Buglink: https://gitlab.com/qemu-project/qemu/-/issues/1338
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20230131094224.861621-1-alex.bennee@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2023-02-14 09:02:42 +01:00
Ilya Leoshkevich
550c6d97de meson: Disable libdw for static builds by default
Static QEMU build fails on Debian Bullseye:

    /usr/bin/ld: /usr/lib/x86_64-linux-gnu/libdw.a(debuginfod-client.o): in function `__libdwfl_debuginfod_init':
    (.text.startup+0x17): undefined reference to `dlopen'

The reason is that pkg-config does not suggest -ldl for libdw, and
adding --extra-ldflags="-ldl" resolves the issue. However, static
linking with libdw is an unclear topic:

* Linux perf does it.
* Debian's libdw-dev description says:

      Only link to the static version for special cases and when you
      don't need anything from the ebl backends.

* As the error message above indicates, -ldl is also needed for
  debuginfod support.

The functionality provided by libdw is needed for analyzing performance
of JITed code, which is mostly useful to developers and researchers.
Therefore, in order to avoid unpleasant surprises for people who don't
need this, simply disable libdw for static builds by default. It can
still be enabled explicitly if needed.

Reported-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Message-Id: <20230210005208.438142-2-iii@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2023-02-14 09:02:42 +01:00
Ilya Leoshkevich
bc71d58fd7 meson: Add missing libdw knobs
Add the missing meson infrastructure bits for the new libdw
dependency. Model them after the existing capstone knobs.

Fixes: 7c10cb38cc ("accel/tcg: Add debuginfo support")
Reported-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20230210005208.438142-1-iii@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
2023-02-14 09:02:42 +01:00