diff mbox series

[V3,9/10] KVM/MMU: Use tlb range flush in the kvm_age_hva()

Message ID 20190222150637.2337-10-Tianyu.Lan@microsoft.com (mailing list archive)
State New, archived
Headers show
Series X86/KVM/Hyper-V: Add HV ept tlb range list flush support in KVM | expand

Commit Message

Tianyu Lan Feb. 22, 2019, 3:06 p.m. UTC 
From: Lan Tianyu <Tianyu.Lan@microsoft.com>

This patch is to use tlb range flush in the kvm_age_hva().
If range flush is not available, kvm_flush_remote_tlbs_with_address()
will call kvm_flush_remote_tlbs().

Signed-off-by: Lan Tianyu <Tianyu.Lan@microsoft.com>
---
 arch/x86/kvm/mmu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 295833dafc59..2e13aac28293 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1994,7 +1994,7 @@  int kvm_age_hva(struct kvm *kvm, unsigned long start, unsigned long end,
 	int young = kvm_handle_hva_range(kvm, start, end, 0, kvm_age_rmapp);
 
 	if (flush && young > 0)
-		kvm_flush_remote_tlbs(kvm);
+		kvm_flush_remote_tlbs_with_address(kvm, start, end - start + 1);
 
 	return young;
 }