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| author | Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> | 2011-09-22 16:56:58 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-12-27 11:16:58 +0200 |
| commit | f8734352c6f9c4f3d85f0c97b7731b7f925c62fd (patch) | |
| tree | c3bf5e4938aaef0976ce5c5667561c78b5d873f9 /arch/x86/kvm/mmu.c | |
| parent | f57f2ef58f6703e6df70ed52a198920cb3e8edba (diff) | |
| download | linux-f8734352c6f9c4f3d85f0c97b7731b7f925c62fd.tar.bz2 | |
KVM: MMU: remove unnecessary kvm_mmu_free_some_pages
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>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/mmu.c')
| -rw-r--r-- | 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 c01137f10c6b..7e57938bb86a 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -3590,7 +3590,6 @@ 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 |