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| author | Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> | 2010-11-23 11:13:00 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-01-12 11:29:51 +0200 |
| commit | a4ee1ca4a36e7857d90ae8c2b85f1bde9a042c10 (patch) | |
| tree | 29707dd004ef14df318ac35321b95ac62570fc99 /include/linux/kvm_host.h | |
| parent | 407c61c6bd6a51b56d02f8bbad8aadf19db8c7b5 (diff) | |
| download | linux-stable-a4ee1ca4a36e7857d90ae8c2b85f1bde9a042c10.tar.gz linux-stable-a4ee1ca4a36e7857d90ae8c2b85f1bde9a042c10.tar.bz2 linux-stable-a4ee1ca4a36e7857d90ae8c2b85f1bde9a042c10.zip | |
KVM: MMU: delay flush all tlbs on sync_page path
Quote from Avi:
| I don't think we need to flush immediately; set a "tlb dirty" bit somewhere
| that is cleareded when we flush the tlb. kvm_mmu_notifier_invalidate_page()
| can consult the bit and force a flush if set.
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'include/linux/kvm_host.h')
| -rw-r--r-- | include/linux/kvm_host.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index da0794f707f6..ac4e83a1a10d 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -254,6 +254,7 @@ struct kvm { struct mmu_notifier mmu_notifier; unsigned long mmu_notifier_seq; long mmu_notifier_count; + long tlbs_dirty; #endif }; @@ -382,6 +383,7 @@ void kvm_vcpu_on_spin(struct kvm_vcpu *vcpu); void kvm_resched(struct kvm_vcpu *vcpu); void kvm_load_guest_fpu(struct kvm_vcpu *vcpu); void kvm_put_guest_fpu(struct kvm_vcpu *vcpu); + void kvm_flush_remote_tlbs(struct kvm *kvm); void kvm_reload_remote_mmus(struct kvm *kvm); |