On Mon, 16 Oct 2023 15:12:28 -0700, David Matlack wrote:
> Stop kicking vCPUs in kvm_arch_sync_dirty_log() when PML is disabled.
> Kicking vCPUs when PML is disabled serves no purpose and could
> negatively impact guest performance.
>
> This restores KVM's behavior to prior to 5.12 commit a018eba53870 ("KVM:
> x86: Move MMU's PML logic to common code"), which replaced a
> static_call_cond(kvm_x86_flush_log_dirty) with unconditional calls to
> kvm_vcpu_kick().
>
> [...]
Applied to kvm-x86 misc, thanks!
[1/1] KVM: x86/mmu: Stop kicking vCPUs to sync the dirty log when PML is disabled
https://github.com/kvm-x86/linux/commit/3d30bfcbdc26
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https://github.com/kvm-x86/linux/tree/next
