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authorPaolo Bonzini <[email protected]>2021-07-27 12:32:51 +0200
committerMarc Zyngier <[email protected]>2021-08-02 14:42:24 +0100
commit38f703663d4c82ead5b51b8860deeef19d6dcb6d (patch)
treef811f8e1f89447b59d8cfbdb13f99377b6312b35
parentc500bee1c5b2f1d59b1081ac879d73268ab0ff17 (diff)
KVM: arm64: Count VMID-wide TLB invalidations
KVM/ARM has an architecture-specific implementation of kvm_flush_remote_tlbs; however, unlike the generic one, it does not count the flushes in kvm->stat.remote_tlb_flush, so that it inexorably remained stuck to zero. Signed-off-by: Paolo Bonzini <[email protected]> Reviewed-by: Oliver Upton <[email protected]> Signed-off-by: Marc Zyngier <[email protected]> Link: https://lore.kernel.org/r/[email protected]
-rw-r--r--arch/arm64/kvm/mmu.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/kvm/mmu.c b/arch/arm64/kvm/mmu.c
index 0625bf2353c2..2ca0a494a111 100644
--- a/arch/arm64/kvm/mmu.c
+++ b/arch/arm64/kvm/mmu.c
@@ -81,6 +81,7 @@ static bool memslot_is_logging(struct kvm_memory_slot *memslot)
void kvm_flush_remote_tlbs(struct kvm *kvm)
{
kvm_call_hyp(__kvm_tlb_flush_vmid, &kvm->arch.mmu);
+ ++kvm->stat.generic.remote_tlb_flush;
}
static bool kvm_is_device_pfn(unsigned long pfn)