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1605 commits

Author SHA1 Message Date
Stefan Hajnoczi
84d1639f28 Accelerators patches
- Generic API consolidation, cleanups (dead code removal, documentation added)
 - Remove monitor TCG 'info opcount' and @x-query-opcount
 - Have HVF / NVMM / WHPX use generic CPUState::vcpu_dirty field
 - Expose nvmm_enabled() and whpx_enabled() to common code
 - Report missing com.apple.security.hypervisor entitlement
 - Have hmp_info_registers() dump vector registers
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Merge tag 'accel-20250704' of https://github.com/philmd/qemu into staging

Accelerators patches

- Generic API consolidation, cleanups (dead code removal, documentation added)
- Remove monitor TCG 'info opcount' and @x-query-opcount
- Have HVF / NVMM / WHPX use generic CPUState::vcpu_dirty field
- Expose nvmm_enabled() and whpx_enabled() to common code
- Report missing com.apple.security.hypervisor entitlement
- Have hmp_info_registers() dump vector registers

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 # gpg: Signature made Fri 04 Jul 2025 09:37:32 EDT
 # 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 'accel-20250704' of https://github.com/philmd/qemu: (35 commits)
  MAINTAINERS: Add me as reviewer of overall accelerators section
  monitor/hmp-cmds-target: add CPU_DUMP_VPU in hmp_info_registers()
  accel/system: Convert pre_resume() from AccelOpsClass to AccelClass
  accel: Pass AccelState argument to gdbstub_supported_sstep_flags()
  accel: Remove unused MachineState argument of AccelClass::setup_post()
  accel: Directly pass AccelState argument to AccelClass::has_memory()
  accel/kvm: Directly pass KVMState argument to do_kvm_create_vm()
  accel/kvm: Prefer local AccelState over global MachineState::accel
  accel/tcg: Prefer local AccelState over global current_accel()
  accel/hvf: Re-use QOM allocated state
  accel: Propagate AccelState to AccelClass::init_machine()
  accel: Keep reference to AccelOpsClass in AccelClass
  accel: Expose and register generic_handle_interrupt()
  accel/dummy: Extract 'dummy-cpus.h' header from 'system/cpus.h'
  accel/whpx: Expose whpx_enabled() to common code
  accel/nvmm: Expose nvmm_enabled() to common code
  accel/system: Document cpu_synchronize_state_post_init/reset()
  accel/system: Document cpu_synchronize_state()
  accel/kvm: Remove kvm_cpu_synchronize_state() stub
  accel/whpx: Replace @dirty field by generic CPUState::vcpu_dirty field
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

Conflicts:
  accel/accel-system.c
  accel/hvf/hvf-all.c
  include/qemu/accel.h

  pre_resume_vm()-related conflicts.
2025-07-07 09:18:34 -04:00
Philippe Mathieu-Daudé
9a8e6b9ca1 accel/system: Convert pre_resume() from AccelOpsClass to AccelClass
Accelerators call pre_resume() once. Since it isn't a method to
call for each vCPU, move it from AccelOpsClass to AccelClass.
Adapt WHPX.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250702185332.43650-21-philmd@linaro.org>
2025-07-04 15:37:07 +02:00
Philippe Mathieu-Daudé
261573c772 accel: Pass AccelState argument to gdbstub_supported_sstep_flags()
In order to have AccelClass methods instrospect their state,
we need to pass AccelState by argument.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-37-philmd@linaro.org>
2025-07-04 15:22:04 +02:00
Philippe Mathieu-Daudé
c7212fd2ce accel: Remove unused MachineState argument of AccelClass::setup_post()
This method only accesses xen_domid/xen_domid_restrict, which are both
related to the 'accelerator', not the machine. Besides, xen_domid aims
to be in Xen AccelState and xen_domid_restrict a xen_domid_restrict
QOM property.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-36-philmd@linaro.org>
2025-07-04 15:22:04 +02:00
Philippe Mathieu-Daudé
14784d00ce accel: Directly pass AccelState argument to AccelClass::has_memory()
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-34-philmd@linaro.org>
2025-07-04 15:22:04 +02:00
Philippe Mathieu-Daudé
6b1ce32fee accel/kvm: Directly pass KVMState argument to do_kvm_create_vm()
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-35-philmd@linaro.org>
2025-07-04 15:22:04 +02:00
Philippe Mathieu-Daudé
4bc5c9ab62 accel/kvm: Prefer local AccelState over global MachineState::accel
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-32-philmd@linaro.org>
2025-07-04 15:22:04 +02:00
Philippe Mathieu-Daudé
7bdeb984cd accel/tcg: Prefer local AccelState over global current_accel()
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-33-philmd@linaro.org>
2025-07-04 15:22:04 +02:00
Philippe Mathieu-Daudé
d8878e4fca accel/hvf: Re-use QOM allocated state
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250606164418.98655-8-philmd@linaro.org>
2025-07-04 15:22:04 +02:00
Philippe Mathieu-Daudé
9d01d2e86d accel: Propagate AccelState to AccelClass::init_machine()
In order to avoid init_machine() to call current_accel(),
pass AccelState along.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-31-philmd@linaro.org>
2025-07-04 15:22:02 +02:00
Stefan Hajnoczi
989dd906ed Accelerators patches
- Generic API consolidation, cleanups (dead code removal, documentation added)
 - Remove monitor TCG 'info opcount' and @x-query-opcount
 - Have HVF / NVMM / WHPX use generic CPUState::vcpu_dirty field
 - Expose nvmm_enabled() and whpx_enabled() to common code
 - Have hmp_info_registers() dump vector registers
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Merge tag 'accel-20250704' of https://github.com/philmd/qemu into staging

Accelerators patches

- Generic API consolidation, cleanups (dead code removal, documentation added)
- Remove monitor TCG 'info opcount' and @x-query-opcount
- Have HVF / NVMM / WHPX use generic CPUState::vcpu_dirty field
- Expose nvmm_enabled() and whpx_enabled() to common code
- Have hmp_info_registers() dump vector registers

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# gpg: Signature made Fri 04 Jul 2025 06:18:06 EDT
# 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 'accel-20250704' of https://github.com/philmd/qemu: (31 commits)
  MAINTAINERS: Add me as reviewer of overall accelerators section
  monitor/hmp-cmds-target: add CPU_DUMP_VPU in hmp_info_registers()
  accel: Pass AccelState argument to gdbstub_supported_sstep_flags()
  accel: Remove unused MachineState argument of AccelClass::setup_post()
  accel: Directly pass AccelState argument to AccelClass::has_memory()
  accel/kvm: Directly pass KVMState argument to do_kvm_create_vm()
  accel/kvm: Prefer local AccelState over global MachineState::accel
  accel/tcg: Prefer local AccelState over global current_accel()
  accel: Propagate AccelState to AccelClass::init_machine()
  accel: Keep reference to AccelOpsClass in AccelClass
  accel: Expose and register generic_handle_interrupt()
  accel/dummy: Extract 'dummy-cpus.h' header from 'system/cpus.h'
  accel/whpx: Expose whpx_enabled() to common code
  accel/nvmm: Expose nvmm_enabled() to common code
  accel/system: Document cpu_synchronize_state_post_init/reset()
  accel/system: Document cpu_synchronize_state()
  accel/kvm: Remove kvm_cpu_synchronize_state() stub
  accel/whpx: Replace @dirty field by generic CPUState::vcpu_dirty field
  accel/nvmm: Replace @dirty field by generic CPUState::vcpu_dirty field
  accel/hvf: Replace @dirty field by generic CPUState::vcpu_dirty field
  ...

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2025-07-04 08:58:49 -04:00
Philippe Mathieu-Daudé
487b25c9d9 accel: Keep reference to AccelOpsClass in AccelClass
Allow dereferencing AccelOpsClass outside of accel/accel-system.c.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-30-philmd@linaro.org>
2025-07-04 14:43:46 +02:00
Philippe Mathieu-Daudé
b64bb17d14 accel: Expose and register generic_handle_interrupt()
In order to dispatch over AccelOpsClass::handle_interrupt(),
we need it always defined, not calling a hidden handler under
the hood. Make AccelOpsClass::handle_interrupt() mandatory.
Expose generic_handle_interrupt() prototype and register it
for each accelerator.

Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Mads Ynddal <mads@ynddal.dk>
Message-Id: <20250703173248.44995-29-philmd@linaro.org>
2025-07-04 14:43:46 +02:00
Philippe Mathieu-Daudé
20a0181600 accel/dummy: Extract 'dummy-cpus.h' header from 'system/cpus.h'
'dummy' helpers are specific to accelerator implementations,
no need to expose them via "system/cpus.h".

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-27-philmd@linaro.org>
2025-07-04 14:43:46 +02:00
Philippe Mathieu-Daudé
a9c2afd74b accel/whpx: Expose whpx_enabled() to common code
Currently whpx_enabled() is restricted to target-specific code.
By defining CONFIG_WHPX_IS_POSSIBLE we allow its use anywhere.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250703173248.44995-26-philmd@linaro.org>
2025-07-04 14:43:46 +02:00
Philippe Mathieu-Daudé
80a1efdedd accel/nvmm: Expose nvmm_enabled() to common code
Currently nvmm_enabled() is restricted to target-specific code.
By defining CONFIG_NVMM_IS_POSSIBLE we allow its use anywhere.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-25-philmd@linaro.org>
2025-07-04 14:43:46 +02:00
Philippe Mathieu-Daudé
888a6be775 accel/kvm: Remove kvm_cpu_synchronize_state() stub
Since commit 57038a92bb ("cpus: extract out kvm-specific code
to accel/kvm") the kvm_cpu_synchronize_state() stub is not
necessary.

Fixes: e0715f6abc ("kvm: remove kvm specific functions from global includes")
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-22-philmd@linaro.org>
2025-07-04 14:43:46 +02:00
Philippe Mathieu-Daudé
6f13a0ada0 accel/hvf: Replace @dirty field by generic CPUState::vcpu_dirty field
No need for accel-specific @dirty field when we have
a generic one in CPUState.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Reviewed-by: Mads Ynddal <mads@ynddal.dk>
Message-Id: <20250703173248.44995-19-philmd@linaro.org>
2025-07-04 14:43:46 +02:00
Philippe Mathieu-Daudé
5f3bfbd8e2 accel/hvf: Report missing com.apple.security.hypervisor entitlement
We need the QEMU binary signed to be able to use HVF.
Improve the following:

  $ ./qemu-system-aarch64-unsigned -M virt -accel hvf
  qemu-system-aarch64-unsigned: -accel hvf: Error: ret = HV_DENIED (0xfae94007, at ../../accel/hvf/hvf-accel-ops.c:339)
  Abort trap: 6

to:

  $ ./qemu-system-aarch64-unsigned -M virt -accel hvf
  qemu-system-aarch64-unsigned: -accel hvf: Could not access HVF. Is the executable signed with com.apple.security.hypervisor entitlement?

Suggested-by: Shatyuka <shatyuka@qq.com>
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2800
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Acked-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Mads Ynddal <mads@ynddal.dk>
Message-Id: <20250702185332.43650-29-philmd@linaro.org>
2025-07-04 14:43:45 +02:00
Philippe Mathieu-Daudé
81490432b6 accel/hvf: Move generic method declarations to hvf-all.c
hvf-all.c aims to contain the generic accel methods (TYPE_ACCEL),
while hvf-accel-ops.c the per-vcpu methods (TYPE_ACCEL_OPS).

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-17-philmd@linaro.org>
2025-07-04 14:43:45 +02:00
Philippe Mathieu-Daudé
3240b69f68 accel/hvf: Move per-cpu method declarations to hvf-accel-ops.c
hvf-all.c aims to contain the generic accel methods (TYPE_ACCEL),
while hvf-accel-ops.c the per-vcpu methods (TYPE_ACCEL_OPS).

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-16-philmd@linaro.org>
2025-07-04 14:43:45 +02:00
Philippe Mathieu-Daudé
dd0b228552 accel/tcg: Unregister the RCU before exiting RR thread
Although unreachable, still unregister the RCU before exiting
the thread, as documented in "qemu/rcu.h":

 /*
  * Important !
  *
  * Each thread containing read-side critical sections must be registered
  * with rcu_register_thread() before calling rcu_read_lock().
  * rcu_unregister_thread() should be called before the thread exits.
  */

Unregister the RCU to be on par with what is done for other
accelerators.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Acked-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250702185332.43650-66-philmd@linaro.org>
2025-07-04 14:43:45 +02:00
Philippe Mathieu-Daudé
6bb8f2c51b accel/tcg: Clear exit_request once in tcg_cpu_exec()
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250701144017.43487-62-philmd@linaro.org>
2025-07-04 14:43:45 +02:00
Philippe Mathieu-Daudé
3955a104bc accel/tcg: Factor tcg_dump_stats() out for re-use
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-11-philmd@linaro.org>
2025-07-04 14:43:45 +02:00
Philippe Mathieu-Daudé
8becf10374 accel/tcg: Factor tcg_dump_flush_info() out
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-10-philmd@linaro.org>
2025-07-04 14:43:45 +02:00
Philippe Mathieu-Daudé
93d7064e59 accel/tcg: Remove profiler leftover
TCG profiler was removed in commit 1b65b4f54c.

Fixes: 1b65b4f54c ("accel/tcg: remove CONFIG_PROFILER")
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-9-philmd@linaro.org>
2025-07-04 14:43:45 +02:00
Philippe Mathieu-Daudé
7359f69009 accel/tcg: Remove 'info opcount' and @x-query-opcount
Since commit 1b65b4f54c ("accel/tcg: remove CONFIG_PROFILER",
released with QEMU v8.1.0) we get pointless output:

  (qemu) info opcount
  [TCG profiler not compiled]

Remove that unstable and unuseful command.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Acked-by: Dr. David Alan Gilbert <dave@treblig.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-8-philmd@linaro.org>
2025-07-04 14:43:45 +02:00
Philippe Mathieu-Daudé
af065855ce accel/kvm: Reduce kvm_create_vcpu() declaration scope
kvm_create_vcpu() is only used within the same file unit.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-7-philmd@linaro.org>
2025-07-04 14:43:45 +02:00
Philippe Mathieu-Daudé
597ae563ba accel/kvm: Remove kvm_init_cpu_signals() stub
Since commit 57038a92bb ("cpus: extract out kvm-specific code
to accel/kvm") the kvm_init_cpu_signals() stub is not necessary.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-6-philmd@linaro.org>
2025-07-04 14:43:42 +02:00
Philippe Mathieu-Daudé
842e7eecd4 accel: Pass AccelState argument to gdbstub_supported_sstep_flags()
In order to have AccelClass methods instrospect their state,
we need to pass AccelState by argument.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250703173248.44995-37-philmd@linaro.org>
2025-07-04 12:08:44 +02:00
Philippe Mathieu-Daudé
1e9fb43d30 accel: Remove unused MachineState argument of AccelClass::setup_post()
This method only accesses xen_domid/xen_domid_restrict, which are both
related to the 'accelerator', not the machine. Besides, xen_domid aims
to be in Xen AccelState and xen_domid_restrict a xen_domid_restrict
QOM property.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250703173248.44995-36-philmd@linaro.org>
2025-07-04 12:08:44 +02:00
Philippe Mathieu-Daudé
8dd5e6befc accel: Directly pass AccelState argument to AccelClass::has_memory()
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20250703173248.44995-34-philmd@linaro.org>
2025-07-04 12:08:44 +02:00
Philippe Mathieu-Daudé
583d1c8f16 accel/kvm: Directly pass KVMState argument to do_kvm_create_vm()
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250703173248.44995-35-philmd@linaro.org>
2025-07-04 12:08:44 +02:00
Philippe Mathieu-Daudé
f0db25adcf accel/kvm: Prefer local AccelState over global MachineState::accel
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250703173248.44995-32-philmd@linaro.org>
2025-07-04 12:08:44 +02:00
Philippe Mathieu-Daudé
0fdcfc3baf accel/tcg: Prefer local AccelState over global current_accel()
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250703173248.44995-33-philmd@linaro.org>
2025-07-04 12:08:44 +02:00
Philippe Mathieu-Daudé
51e1896199 accel: Propagate AccelState to AccelClass::init_machine()
In order to avoid init_machine() to call current_accel(),
pass AccelState along.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20250703173248.44995-31-philmd@linaro.org>
2025-07-04 12:08:44 +02:00
Philippe Mathieu-Daudé
38623a9f63 accel: Keep reference to AccelOpsClass in AccelClass
Allow dereferencing AccelOpsClass outside of accel/accel-system.c.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20250703173248.44995-30-philmd@linaro.org>
2025-07-04 12:08:44 +02:00
Philippe Mathieu-Daudé
b9b8ce0384 accel: Expose and register generic_handle_interrupt()
In order to dispatch over AccelOpsClass::handle_interrupt(),
we need it always defined, not calling a hidden handler under
the hood. Make AccelOpsClass::handle_interrupt() mandatory.
Expose generic_handle_interrupt() prototype and register it
for each accelerator.

Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Message-Id: <20250703173248.44995-29-philmd@linaro.org>
2025-07-04 12:08:44 +02:00
Philippe Mathieu-Daudé
e8388158e6 accel/dummy: Extract 'dummy-cpus.h' header from 'system/cpus.h'
'dummy' helpers are specific to accelerator implementations,
no need to expose them via "system/cpus.h".

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Message-Id: <20250703173248.44995-27-philmd@linaro.org>
2025-07-04 12:08:44 +02:00
Philippe Mathieu-Daudé
d5a407a576 accel/whpx: Expose whpx_enabled() to common code
Currently whpx_enabled() is restricted to target-specific code.
By defining CONFIG_WHPX_IS_POSSIBLE we allow its use anywhere.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250703173248.44995-26-philmd@linaro.org>
2025-07-04 12:08:44 +02:00
Philippe Mathieu-Daudé
b6637bd556 accel/nvmm: Expose nvmm_enabled() to common code
Currently nvmm_enabled() is restricted to target-specific code.
By defining CONFIG_NVMM_IS_POSSIBLE we allow its use anywhere.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-25-philmd@linaro.org>
2025-07-04 12:08:44 +02:00
Philippe Mathieu-Daudé
476e737965 accel/kvm: Remove kvm_cpu_synchronize_state() stub
Since commit 57038a92bb ("cpus: extract out kvm-specific code
to accel/kvm") the kvm_cpu_synchronize_state() stub is not
necessary.

Fixes: e0715f6abc ("kvm: remove kvm specific functions from global includes")
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-22-philmd@linaro.org>
2025-07-04 12:08:35 +02:00
Philippe Mathieu-Daudé
93bbbcb8d6 accel/hvf: Replace @dirty field by generic CPUState::vcpu_dirty field
No need for accel-specific @dirty field when we have
a generic one in CPUState.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-19-philmd@linaro.org>
2025-07-04 12:08:25 +02:00
Philippe Mathieu-Daudé
5da232017a accel/hvf: Move generic method declarations to hvf-all.c
hvf-all.c aims to contain the generic accel methods (TYPE_ACCEL),
while hvf-accel-ops.c the per-vcpu methods (TYPE_ACCEL_OPS).

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-17-philmd@linaro.org>
2025-07-04 12:08:22 +02:00
Philippe Mathieu-Daudé
c4b231cbd3 accel/hvf: Move per-cpu method declarations to hvf-accel-ops.c
hvf-all.c aims to contain the generic accel methods (TYPE_ACCEL),
while hvf-accel-ops.c the per-vcpu methods (TYPE_ACCEL_OPS).

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-16-philmd@linaro.org>
2025-07-04 12:08:19 +02:00
Philippe Mathieu-Daudé
a472390e80 accel/tcg: Factor tcg_dump_stats() out for re-use
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-11-philmd@linaro.org>
2025-07-04 12:08:13 +02:00
Philippe Mathieu-Daudé
04fbbeb765 accel/tcg: Factor tcg_dump_flush_info() out
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-10-philmd@linaro.org>
2025-07-04 12:08:10 +02:00
Philippe Mathieu-Daudé
f1e59f012d accel/tcg: Remove profiler leftover
TCG profiler was removed in commit 1b65b4f54c.

Fixes: 1b65b4f54c ("accel/tcg: remove CONFIG_PROFILER")
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-9-philmd@linaro.org>
2025-07-04 12:08:07 +02:00
Philippe Mathieu-Daudé
a8e49597d4 accel/tcg: Remove 'info opcount' and @x-query-opcount
Since commit 1b65b4f54c ("accel/tcg: remove CONFIG_PROFILER",
released with QEMU v8.1.0) we get pointless output:

  (qemu) info opcount
  [TCG profiler not compiled]

Remove that unstable and unuseful command.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Acked-by: Dr. David Alan Gilbert <dave@treblig.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-8-philmd@linaro.org>
2025-07-04 12:07:59 +02:00
Philippe Mathieu-Daudé
06810394fd accel/kvm: Reduce kvm_create_vcpu() declaration scope
kvm_create_vcpu() is only used within the same file unit.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Message-Id: <20250703173248.44995-7-philmd@linaro.org>
2025-07-04 12:02:52 +02:00