[v7,05/11] KVM: x86: use the fast way to invalidate all pages

Commit Message

Xiao Guangrong May 22, 2013, 7:55 p.m. UTC

Replace kvm_mmu_zap_all by kvm_mmu_invalidate_zap_all_pages

Signed-off-by: Xiao Guangrong <[e-mail]>
---
 arch/x86/kvm/mmu.c |   15 ---------------
 arch/x86/kvm/x86.c |    4 ++--
 2 files changed, 2 insertions(+), 17 deletions(-)

Patch

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 688e755..c010ace 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -4188,21 +4188,6 @@  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);
-}
-
 #define BATCH_ZAP_PAGES	10
 static void kvm_zap_obsolete_pages(struct kvm *kvm)
 {
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 3758ff9..15e10f7 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)