[PATCH] KVM: ia64: Flush all TLBs once guest's memory mapping

[PATCH] KVM: ia64: Flush all TLBs once guest's memory mapping

[Zhang, Xiantao]

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From dcb73b5db2e91213a2536542945645caaf23bfe3 Mon Sep 17 00:00:00 2001
From: Xiantao Zhang <xiantao.zhang@intel.com>
Date: Thu, 16 Apr 2009 17:59:16 +0800
Subject: [PATCH] KVM: ia64: Flush all TLBs once guest's memory mapping changes.

Flush all vcpu's TLB entries once changes guest's memory mapping.

Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com>
---
 arch/ia64/kvm/kvm-ia64.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index 112b402..2a88e42 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -1629,6 +1629,7 @@ int kvm_arch_set_memory_region(struct kvm *kvm,
 
 void kvm_arch_flush_shadow(struct kvm *kvm)
 {
+	kvm_flush_remote_tlbs(kvm);
 }
 
 long kvm_arch_dev_ioctl(struct file *filp,
-- 
1.6.0


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From dcb73b5db2e91213a2536542945645caaf23bfe3 Mon Sep 17 00:00:00 2001
From: Xiantao Zhang <xiantao.zhang@intel.com>
Date: Thu, 16 Apr 2009 17:59:16 +0800
Subject: [PATCH] KVM: ia64: Flush all TLBs once guest's memory mapping changes.

Flush all vcpu's TLB entries once changes guest's memory mapping.

Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com>
---
 arch/ia64/kvm/kvm-ia64.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index 112b402..2a88e42 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -1629,6 +1629,7 @@ int kvm_arch_set_memory_region(struct kvm *kvm,
 
 void kvm_arch_flush_shadow(struct kvm *kvm)
 {
+	kvm_flush_remote_tlbs(kvm);
 }
 
 long kvm_arch_dev_ioctl(struct file *filp,
-- 
1.6.0

Re: [PATCH] KVM: ia64: Flush all TLBs once guest's memory mapping

[Avi Kivity]

Zhang, Xiantao wrote:
> From dcb73b5db2e91213a2536542945645caaf23bfe3 Mon Sep 17 00:00:00 2001
> From: Xiantao Zhang <xiantao.zhang@intel.com>
> Date: Thu, 16 Apr 2009 17:59:16 +0800
> Subject: [PATCH] KVM: ia64: Flush all TLBs once guest's memory mapping changes.
>
> Flush all vcpu's TLB entries once changes guest's memory mapping.
>
>   

Applied, thanks.

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.