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| author |   Oliver Upton <oupton@google.com> | 2021-08-02 19:28:07 +0000 |
|---|---|---|
| committer |   Marc Zyngier <maz@kernel.org> | 2021-08-19 11:19:41 +0100 |
| commit | fe5161d2c39b8c2801f0e786631460c6e8a1cae4 (patch) | |
| tree | c119bf6993ab80db21ca5eb0172d1210ddd2f3d0 /arch/arm64/include/asm/kvm_host.h | |
| parent | Linux 5.14-rc4 (diff) | |
| download | linux-dev-fe5161d2c39b8c2801f0e786631460c6e8a1cae4.tar.xz linux-dev-fe5161d2c39b8c2801f0e786631460c6e8a1cae4.zip | |
KVM: arm64: Record number of signal exits as a vCPU stat
Most other architectures that implement KVM record a statistic
indicating the number of times a vCPU has exited due to a pending
signal. Add support for that stat to arm64.
Reviewed-by: Jing Zhang <jingzhangos@google.com>
Signed-off-by: Oliver Upton <oupton@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210802192809.1851010-2-oupton@google.com
Diffstat (limited to 'arch/arm64/include/asm/kvm_host.h')
| -rw-r--r-- | arch/arm64/include/asm/kvm_host.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 41911585ae0c..70e129f2b574 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -576,6 +576,7 @@ struct kvm_vcpu_stat { u64 wfi_exit_stat; u64 mmio_exit_user; u64 mmio_exit_kernel; + u64 signal_exits; u64 exits; }; |