* [PATCH 1/2] KVM: fix the description of kvm-amd.nested in documentation
@ 2010-09-20 14:16 Xiao Guangrong
2010-09-20 14:17 ` [PATCH 2/2] KVM: document 'kvm.mmu_audit' parameter Xiao Guangrong
2010-09-20 20:17 ` [PATCH 1/2] KVM: fix the description of kvm-amd.nested in documentation Marcelo Tosatti
0 siblings, 2 replies; 4+ messages in thread
From: Xiao Guangrong @ 2010-09-20 14:16 UTC (permalink / raw)
To: Avi Kivity; +Cc: Marcelo Tosatti, LKML, KVM
The default state of 'kvm-amd.nested' is enabled now, so fix the documentation
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
---
Documentation/kernel-parameters.txt | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 6bd2375..3170edb 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1127,7 +1127,7 @@ and is between 256 and 4096 characters. It is defined in the file
Default is 1 (enabled)
kvm-amd.nested= [KVM,AMD] Allow nested virtualization in KVM/SVM.
- Default is 0 (off)
+ Default is 1 (enabled)
kvm-amd.npt= [KVM,AMD] Disable nested paging (virtualized MMU)
for all guests.
--
1.7.0.4
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH 2/2] KVM: document 'kvm.mmu_audit' parameter
2010-09-20 14:16 [PATCH 1/2] KVM: fix the description of kvm-amd.nested in documentation Xiao Guangrong
@ 2010-09-20 14:17 ` Xiao Guangrong
2010-09-27 10:06 ` [PATCH 4/7] KVM: MMU: audit: fix vcpu's spte walking Xiao Guangrong
2010-09-20 20:17 ` [PATCH 1/2] KVM: fix the description of kvm-amd.nested in documentation Marcelo Tosatti
1 sibling, 1 reply; 4+ messages in thread
From: Xiao Guangrong @ 2010-09-20 14:17 UTC (permalink / raw)
To: Avi Kivity; +Cc: Marcelo Tosatti, LKML, KVM
Document this parameter into Documentation/kernel-parameters.txt
Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
---
Documentation/kernel-parameters.txt | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 3170edb..8dc2548 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1126,6 +1126,10 @@ and is between 256 and 4096 characters. It is defined in the file
kvm.oos_shadow= [KVM] Disable out-of-sync shadow paging.
Default is 1 (enabled)
+ kvm.mmu_audit= [KVM] This is a R/W parameter which allows audit
+ KVM MMU at runtime.
+ Default is 0 (off)
+
kvm-amd.nested= [KVM,AMD] Allow nested virtualization in KVM/SVM.
Default is 1 (enabled)
--
1.7.0.4
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH 1/2] KVM: fix the description of kvm-amd.nested in documentation
2010-09-20 14:16 [PATCH 1/2] KVM: fix the description of kvm-amd.nested in documentation Xiao Guangrong
2010-09-20 14:17 ` [PATCH 2/2] KVM: document 'kvm.mmu_audit' parameter Xiao Guangrong
@ 2010-09-20 20:17 ` Marcelo Tosatti
1 sibling, 0 replies; 4+ messages in thread
From: Marcelo Tosatti @ 2010-09-20 20:17 UTC (permalink / raw)
To: Xiao Guangrong; +Cc: Avi Kivity, LKML, KVM
On Mon, Sep 20, 2010 at 10:16:45PM +0800, Xiao Guangrong wrote:
> The default state of 'kvm-amd.nested' is enabled now, so fix the documentation
>
> Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
> ---
> Documentation/kernel-parameters.txt | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
Applied both, thanks.
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH 4/7] KVM: MMU: audit: fix vcpu's spte walking
2010-09-20 14:17 ` [PATCH 2/2] KVM: document 'kvm.mmu_audit' parameter Xiao Guangrong
@ 2010-09-27 10:06 ` Xiao Guangrong
0 siblings, 0 replies; 4+ messages in thread
From: Xiao Guangrong @ 2010-09-27 10:06 UTC (permalink / raw)
To: Avi Kivity; +Cc: Marcelo Tosatti, LKML, KVM
After nested nested paging, it may using long mode to shadow 32/PAE paging
guest, so this patch fix it
Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
---
arch/x86/kvm/mmu_audit.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kvm/mmu_audit.c b/arch/x86/kvm/mmu_audit.c
index bd2b1be..dcca3e7 100644
--- a/arch/x86/kvm/mmu_audit.c
+++ b/arch/x86/kvm/mmu_audit.c
@@ -51,7 +51,7 @@ static void mmu_spte_walk(struct kvm_vcpu *vcpu, inspect_spte_fn fn)
if (!VALID_PAGE(vcpu->arch.mmu.root_hpa))
return;
- if (vcpu->arch.mmu.shadow_root_level == PT64_ROOT_LEVEL) {
+ if (vcpu->arch.mmu.root_level == PT64_ROOT_LEVEL) {
hpa_t root = vcpu->arch.mmu.root_hpa;
sp = page_header(root);
--
1.7.0.4
^ permalink raw reply related [flat|nested] 4+ messages in thread
end of thread, other threads:[~2010-09-27 10:01 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
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2010-09-20 14:16 [PATCH 1/2] KVM: fix the description of kvm-amd.nested in documentation Xiao Guangrong
2010-09-20 14:17 ` [PATCH 2/2] KVM: document 'kvm.mmu_audit' parameter Xiao Guangrong
2010-09-27 10:06 ` [PATCH 4/7] KVM: MMU: audit: fix vcpu's spte walking Xiao Guangrong
2010-09-20 20:17 ` [PATCH 1/2] KVM: fix the description of kvm-amd.nested in documentation Marcelo Tosatti
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