Messages in this thread Patch in this message | | | Date | Thu, 22 Sep 2011 16:56:58 +0800 | From | Xiao Guangrong <> | Subject | [PATCH v4 08/11] KVM: MMU: remove unnecessary kvm_mmu_free_some_pages |
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In kvm_mmu_pte_write, we do not need to alloc shadow page, so calling kvm_mmu_free_some_pages is really unnecessary
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> --- arch/x86/kvm/mmu.c | 1 - 1 files changed, 0 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 4128aba..7b22f3a 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -3589,7 +3589,6 @@ void kvm_mmu_pte_write(struct kvm_vcpu *vcpu, gpa_t gpa, */ mmu_topup_memory_caches(vcpu); spin_lock(&vcpu->kvm->mmu_lock); - kvm_mmu_free_some_pages(vcpu); ++vcpu->kvm->stat.mmu_pte_write; trace_kvm_mmu_audit(vcpu, AUDIT_PRE_PTE_WRITE); if (gfn == vcpu->arch.last_pt_write_gfn -- 1.7.5.4
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