From: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
To: Avi Kivity <avi@redhat.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>,
LKML <linux-kernel@vger.kernel.org>,
KVM list <kvm@vger.kernel.org>
Subject: [PATCH 1/3] KVM: MMU: remove unnecessary remote tlb flush
Date: Tue, 08 Jun 2010 20:05:05 +0800 [thread overview]
Message-ID: <4C0E31F1.70803@cn.fujitsu.com> (raw)
This remote tlb flush is no necessary since we have synced while
sp is zapped
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
---
arch/x86/kvm/mmu.c | 2 --
1 files changed, 0 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 6b2c644..959c248 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -3038,8 +3038,6 @@ restart:
kvm_mmu_commit_zap_page(kvm, &invalid_list);
spin_unlock(&kvm->mmu_lock);
-
- kvm_flush_remote_tlbs(kvm);
}
static int kvm_mmu_remove_some_alloc_mmu_pages(struct kvm *kvm,
--
1.6.1.2
next reply other threads:[~2010-06-08 12:05 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-08 12:05 Xiao Guangrong [this message]
2010-06-08 12:05 ` [PATCH 2/3] KVM: MMU: using wrapper function to flush local tlb Xiao Guangrong
2010-06-08 12:07 ` [PATCH 3/3] KVM: MMU: delay local tlb flush Xiao Guangrong
2010-06-09 12:06 ` Avi Kivity
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