From: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
To: gleb@redhat.com
Cc: avi.kivity@gmail.com, mtosatti@redhat.com, pbonzini@redhat.com,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Subject: [PATCH v5 4/8] KVM: x86: use the fast way to invalidate all pages
Date: Thu, 16 May 2013 20:17:49 +0800 [thread overview]
Message-ID: <1368706673-8530-5-git-send-email-xiaoguangrong@linux.vnet.ibm.com> (raw)
In-Reply-To: <1368706673-8530-1-git-send-email-xiaoguangrong@linux.vnet.ibm.com>
Replace kvm_mmu_zap_all by kvm_mmu_invalidate_memslot_pages except on
the path of mmu_notifier->release() which will be fixed in
the later patch
Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
---
arch/x86/kvm/x86.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index d885418..c2dd732 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -5528,7 +5528,7 @@ static int emulator_fix_hypercall(struct x86_emulate_ctxt *ctxt)
* to ensure that the updated hypercall appears atomically across all
* VCPUs.
*/
- kvm_mmu_zap_all(vcpu->kvm);
+ kvm_mmu_invalidate_memslot_pages(vcpu->kvm, NULL);
kvm_x86_ops->patch_hypercall(vcpu, instruction);
@@ -7079,7 +7079,7 @@ void kvm_arch_flush_shadow_all(struct kvm *kvm)
void kvm_arch_flush_shadow_memslot(struct kvm *kvm,
struct kvm_memory_slot *slot)
{
- kvm_arch_flush_shadow_all(kvm);
+ kvm_mmu_invalidate_memslot_pages(kvm, slot);
}
int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu)
--
1.7.7.6
next prev parent reply other threads:[~2013-05-16 12:18 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-16 12:17 [PATCH v5 0/8] KVM: MMU: fast zap all shadow pages Xiao Guangrong
2013-05-16 12:17 ` [PATCH v5 1/8] KVM: MMU: drop unnecessary kvm_reload_remote_mmus Xiao Guangrong
2013-05-16 12:17 ` [PATCH v5 2/8] KVM: MMU: delete shadow page from hash list in kvm_mmu_prepare_zap_page Xiao Guangrong
2013-05-16 12:17 ` [PATCH v5 3/8] KVM: MMU: fast invalidate all pages Xiao Guangrong
2013-05-16 12:43 ` Gleb Natapov
2013-05-16 13:14 ` Paolo Bonzini
2013-05-16 13:41 ` Gleb Natapov
2013-05-16 13:49 ` Paolo Bonzini
2013-05-16 13:25 ` Xiao Guangrong
2013-05-16 13:43 ` Gleb Natapov
2013-05-16 15:57 ` Gleb Natapov
2013-05-16 18:39 ` Xiao Guangrong
2013-05-16 19:57 ` Gleb Natapov
2013-05-16 16:18 ` Gleb Natapov
2013-05-16 18:40 ` Xiao Guangrong
2013-05-16 12:17 ` Xiao Guangrong [this message]
2013-05-16 16:19 ` [PATCH v5 4/8] KVM: x86: use the fast way to " Gleb Natapov
2013-05-16 18:45 ` Xiao Guangrong
2013-05-16 12:17 ` [PATCH v5 5/8] KVM: MMU: make kvm_mmu_zap_all preemptable Xiao Guangrong
2013-05-16 12:17 ` [PATCH v5 6/8] KVM: MMU: show mmu_valid_gen in shadow page related tracepoints Xiao Guangrong
2013-05-16 12:17 ` [PATCH v5 7/8] KVM: MMU: add tracepoint for kvm_mmu_invalidate_memslot_pages Xiao Guangrong
2013-05-16 12:17 ` [PATCH v5 8/8] KVM: MMU: zap pages in batch Xiao Guangrong
2013-05-16 12:45 ` Paolo Bonzini
2013-05-16 13:31 ` Xiao Guangrong
2013-05-16 12:20 ` [PATCH v5 0/8] KVM: MMU: fast zap all shadow pages Xiao Guangrong
2013-05-16 14:36 ` Takuya Yoshikawa
2013-05-16 18:26 ` Xiao Guangrong
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