From: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
To: mtosatti@redhat.com
Cc: gleb@redhat.com, avi.kivity@gmail.com,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org,
Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Subject: [PATCH v3 13/15] KVM: x86: use the fast way to invalid all pages
Date: Tue, 16 Apr 2013 14:32:51 +0800 [thread overview]
Message-ID: <1366093973-2617-14-git-send-email-xiaoguangrong@linux.vnet.ibm.com> (raw)
In-Reply-To: <1366093973-2617-1-git-send-email-xiaoguangrong@linux.vnet.ibm.com>
Replace kvm_mmu_zap_all by kvm_mmu_invalid_all_pages except on
the path of mmu_notifier->release() which will be replaced 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 6dbb80c..6e7c85b 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -5465,7 +5465,7 @@ 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_invalid_memslot_pages(vcpu->kvm, NULL);
kvm_x86_ops->patch_hypercall(vcpu, instruction);
@@ -7062,7 +7062,7 @@ 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_invalid_memslot_pages(kvm, slot);
}
int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu)
--
1.7.7.6
next prev parent reply other threads:[~2013-04-16 6:36 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-16 6:32 [PATCH v3 00/15] KVM: MMU: fast zap all shadow pages Xiao Guangrong
2013-04-16 6:32 ` [PATCH v3 01/15] KVM: x86: clean up and optimize for kvm_arch_free_memslot Xiao Guangrong
2013-04-16 6:32 ` [PATCH v3 02/15] KVM: fold kvm_arch_create_memslot into kvm_arch_prepare_memory_region Xiao Guangrong
2013-04-16 6:32 ` [PATCH v3 03/15] KVM: x86: do not reuse rmap when memslot is moved Xiao Guangrong
2013-04-16 6:32 ` [PATCH v3 04/15] KVM: MMU: abstract memslot rmap related operations Xiao Guangrong
2013-04-16 6:32 ` [PATCH v3 05/15] KVM: MMU: allow per-rmap operations Xiao Guangrong
2013-04-16 6:32 ` [PATCH v3 06/15] KVM: MMU: allow concurrently clearing spte on remove-only pte-list Xiao Guangrong
2013-04-16 6:32 ` [PATCH v3 07/15] KVM: MMU: introduce invalid rmap handlers Xiao Guangrong
2013-04-17 23:38 ` Marcelo Tosatti
2013-04-18 3:15 ` Xiao Guangrong
2013-04-16 6:32 ` [PATCH v3 08/15] KVM: MMU: allow unmap invalid rmap out of mmu-lock Xiao Guangrong
2013-04-18 11:00 ` Gleb Natapov
2013-04-18 11:22 ` Xiao Guangrong
2013-04-18 11:38 ` Gleb Natapov
2013-04-18 12:10 ` Xiao Guangrong
2013-04-16 6:32 ` [PATCH v3 09/15] KVM: MMU: introduce free_meslot_rmap_desc_nolock Xiao Guangrong
2013-04-16 6:32 ` [PATCH v3 10/15] KVM: x86: introduce memslot_set_lpage_disallowed Xiao Guangrong
2013-04-16 6:32 ` [PATCH v3 11/15] KVM: MMU: introduce kvm_clear_all_lpage_info Xiao Guangrong
2013-04-16 6:32 ` [PATCH v3 12/15] KVM: MMU: fast invalid all shadow pages Xiao Guangrong
2013-04-18 0:05 ` Marcelo Tosatti
2013-04-18 4:00 ` Xiao Guangrong
2013-04-18 13:03 ` Marcelo Tosatti
2013-04-18 13:29 ` Marcelo Tosatti
2013-04-18 15:20 ` Xiao Guangrong
2013-04-16 6:32 ` Xiao Guangrong [this message]
2013-04-16 6:32 ` [PATCH v3 14/15] KVM: move srcu_read_lock/srcu_read_unlock to arch-specified code Xiao Guangrong
2013-04-16 6:32 ` [PATCH v3 15/15] KVM: MMU: replace kvm_zap_all with kvm_mmu_invalid_all_pages Xiao Guangrong
2013-04-18 0:08 ` Marcelo Tosatti
2013-04-18 4:03 ` Xiao Guangrong
2013-04-20 17:18 ` Marcelo Tosatti
2013-04-21 6:59 ` Xiao Guangrong
2013-04-21 13:03 ` [PATCH v3 00/15] KVM: MMU: fast zap all shadow pages Gleb Natapov
2013-04-21 14:09 ` Xiao Guangrong
2013-04-21 15:24 ` Marcelo Tosatti
2013-04-22 2:50 ` Xiao Guangrong
2013-04-22 9:21 ` Gleb Natapov
2013-04-23 0:19 ` Xiao Guangrong
2013-04-23 6:28 ` Gleb Natapov
2013-04-23 7:20 ` Xiao Guangrong
2013-04-23 7:33 ` Gleb Natapov
2013-04-21 15:27 ` Marcelo Tosatti
2013-04-21 15:35 ` Marcelo Tosatti
2013-04-22 12:39 ` Gleb Natapov
2013-04-22 13:45 ` Takuya Yoshikawa
2013-04-22 23:02 ` Marcelo Tosatti
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