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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>
hifive-unleashed-5.1
Xiao Guangrong 2013-05-31 08:36:23 +08:00 committed by Gleb Natapov
parent 5304b8d37c
commit 6ca18b6950
2 changed files with 2 additions and 17 deletions
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15
arch/x86/kvm/mmu.c
View File

@ -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;

4
arch/x86/kvm/x86.c
View File

@ -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)