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authorXiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>2013-05-31 08:36:23 +0800
committerGleb Natapov <gleb@redhat.com>2013-06-05 12:32:42 +0300
commit6ca18b6950f8dee29361722f28f69847724b276f (patch)
treea568f5a7310809f1f299eae585128987b8385d44
parent5304b8d37c2a5ebca48330f5e7868d240eafbed1 (diff)
KVM: x86: use the fast way to invalidate all pages
Replace kvm_mmu_zap_all by kvm_mmu_invalidate_zap_all_pages Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> Reviewed-by: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Gleb Natapov <gleb@redhat.com>
-rw-r--r--arch/x86/kvm/mmu.c15
-rw-r--r--arch/x86/kvm/x86.c4
2 files changed, 2 insertions, 17 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index d71bf8fcccf8..c8063b9b30ee 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -4194,21 +4194,6 @@ void kvm_mmu_slot_remove_write_access(struct kvm *kvm, int slot)
spin_unlock(&kvm->mmu_lock);
}
-void kvm_mmu_zap_all(struct kvm *kvm)
-{
- struct kvm_mmu_page *sp, *node;
- LIST_HEAD(invalid_list);
-
- spin_lock(&kvm->mmu_lock);
-restart:
- list_for_each_entry_safe(sp, node, &kvm->arch.active_mmu_pages, link)
- if (kvm_mmu_prepare_zap_page(kvm, sp, &invalid_list))
- goto restart;
-
- kvm_mmu_commit_zap_page(kvm, &invalid_list);
- spin_unlock(&kvm->mmu_lock);
-}
-
static void kvm_zap_obsolete_pages(struct kvm *kvm)
{
struct kvm_mmu_page *sp, *node;
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 3758ff910d1f..15e10f7e68ac 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -7066,13 +7066,13 @@ void kvm_arch_commit_memory_region(struct kvm *kvm,
void kvm_arch_flush_shadow_all(struct kvm *kvm)
{
- kvm_mmu_zap_all(kvm);
+ kvm_mmu_invalidate_zap_all_pages(kvm);
}
void kvm_arch_flush_shadow_memslot(struct kvm *kvm,
struct kvm_memory_slot *slot)
{
- kvm_arch_flush_shadow_all(kvm);
+ kvm_mmu_invalidate_zap_all_pages(kvm);
}
int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu)