* [PATCH 0/2] Mark Hyper-V hypercall and vapic assist pages as dirty
@ 2014-01-23 7:12 Vadim Rozenfeld
2014-01-23 7:12 ` [PATCH 1/2] mark hyper-v hypercall page " Vadim Rozenfeld
` (2 more replies)
0 siblings, 3 replies; 5+ messages in thread
From: Vadim Rozenfeld @ 2014-01-23 7:12 UTC (permalink / raw)
To: kvm; +Cc: pbonzini, mtosatti, Vadim Rozenfeld
Vadim Rozenfeld (2):
mark hyper-v hypercall page as dirty
mark hyper-v vapic assist page as dirty
arch/x86/kvm/x86.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
--
1.8.1.4
^ permalink raw reply [flat|nested] 5+ messages in thread* [PATCH 1/2] mark hyper-v hypercall page as dirty
2014-01-23 7:12 [PATCH 0/2] Mark Hyper-V hypercall and vapic assist pages as dirty Vadim Rozenfeld
@ 2014-01-23 7:12 ` Vadim Rozenfeld
2014-01-23 7:12 ` [PATCH 2/2] mark hyper-v vapic assist " Vadim Rozenfeld
2014-01-23 17:08 ` [PATCH 0/2] Mark Hyper-V hypercall and vapic assist pages " Marcelo Tosatti
2 siblings, 0 replies; 5+ messages in thread
From: Vadim Rozenfeld @ 2014-01-23 7:12 UTC (permalink / raw)
To: kvm; +Cc: pbonzini, mtosatti, Vadim Rozenfeld
Signed-off-by: Vadim Rozenfeld <vrozenfe@redhat.com>
---
arch/x86/kvm/x86.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 59b95b1..e8599ed 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1840,6 +1840,7 @@ static int set_msr_hyperv_pw(struct kvm_vcpu *vcpu, u32 msr, u64 data)
if (__copy_to_user((void __user *)addr, instructions, 4))
return 1;
kvm->arch.hv_hypercall = data;
+ mark_page_dirty(kvm, gfn);
break;
}
case HV_X64_MSR_REFERENCE_TSC: {
--
1.8.1.4
^ permalink raw reply related [flat|nested] 5+ messages in thread* [PATCH 2/2] mark hyper-v vapic assist page as dirty
2014-01-23 7:12 [PATCH 0/2] Mark Hyper-V hypercall and vapic assist pages as dirty Vadim Rozenfeld
2014-01-23 7:12 ` [PATCH 1/2] mark hyper-v hypercall page " Vadim Rozenfeld
@ 2014-01-23 7:12 ` Vadim Rozenfeld
2014-01-23 17:08 ` [PATCH 0/2] Mark Hyper-V hypercall and vapic assist pages " Marcelo Tosatti
2 siblings, 0 replies; 5+ messages in thread
From: Vadim Rozenfeld @ 2014-01-23 7:12 UTC (permalink / raw)
To: kvm; +Cc: pbonzini, mtosatti, Vadim Rozenfeld
Signed-off-by: Vadim Rozenfeld <vrozenfe@redhat.com>
---
arch/x86/kvm/x86.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index e8599ed..cd8a41f 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1869,19 +1869,21 @@ static int set_msr_hyperv(struct kvm_vcpu *vcpu, u32 msr, u64 data)
{
switch (msr) {
case HV_X64_MSR_APIC_ASSIST_PAGE: {
+ u64 gfn;
unsigned long addr;
if (!(data & HV_X64_MSR_APIC_ASSIST_PAGE_ENABLE)) {
vcpu->arch.hv_vapic = data;
break;
}
- addr = gfn_to_hva(vcpu->kvm, data >>
- HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_SHIFT);
+ gfn = data >> HV_X64_MSR_APIC_ASSIST_PAGE_ADDRESS_SHIFT;
+ addr = gfn_to_hva(vcpu->kvm, gfn);
if (kvm_is_error_hva(addr))
return 1;
if (__clear_user((void __user *)addr, PAGE_SIZE))
return 1;
vcpu->arch.hv_vapic = data;
+ mark_page_dirty(vcpu->kvm, gfn);
break;
}
case HV_X64_MSR_EOI:
--
1.8.1.4
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH 0/2] Mark Hyper-V hypercall and vapic assist pages as dirty
2014-01-23 7:12 [PATCH 0/2] Mark Hyper-V hypercall and vapic assist pages as dirty Vadim Rozenfeld
2014-01-23 7:12 ` [PATCH 1/2] mark hyper-v hypercall page " Vadim Rozenfeld
2014-01-23 7:12 ` [PATCH 2/2] mark hyper-v vapic assist " Vadim Rozenfeld
@ 2014-01-23 17:08 ` Marcelo Tosatti
2014-01-23 18:01 ` Paolo Bonzini
2 siblings, 1 reply; 5+ messages in thread
From: Marcelo Tosatti @ 2014-01-23 17:08 UTC (permalink / raw)
To: Vadim Rozenfeld; +Cc: kvm, pbonzini
On Thu, Jan 23, 2014 at 06:12:51PM +1100, Vadim Rozenfeld wrote:
> Vadim Rozenfeld (2):
> mark hyper-v hypercall page as dirty
> mark hyper-v vapic assist page as dirty
>
> arch/x86/kvm/x86.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
> --
> 1.8.1.4
Reviewed-by: Marcelo Tosatti <mtosatti@redhat.com>
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH 0/2] Mark Hyper-V hypercall and vapic assist pages as dirty
2014-01-23 17:08 ` [PATCH 0/2] Mark Hyper-V hypercall and vapic assist pages " Marcelo Tosatti
@ 2014-01-23 18:01 ` Paolo Bonzini
0 siblings, 0 replies; 5+ messages in thread
From: Paolo Bonzini @ 2014-01-23 18:01 UTC (permalink / raw)
To: Marcelo Tosatti, Vadim Rozenfeld; +Cc: kvm
Il 23/01/2014 18:08, Marcelo Tosatti ha scritto:
> On Thu, Jan 23, 2014 at 06:12:51PM +1100, Vadim Rozenfeld wrote:
>> Vadim Rozenfeld (2):
>> mark hyper-v hypercall page as dirty
>> mark hyper-v vapic assist page as dirty
>>
>> arch/x86/kvm/x86.c | 7 +++++--
>> 1 file changed, 5 insertions(+), 2 deletions(-)
>>
>> --
>> 1.8.1.4
>
>
> Reviewed-by: Marcelo Tosatti <mtosatti@redhat.com>
>
Applied to queue, thanks Vadim and Marcelo!
Paolo
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2014-01-23 18:02 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
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2014-01-23 7:12 [PATCH 0/2] Mark Hyper-V hypercall and vapic assist pages as dirty Vadim Rozenfeld
2014-01-23 7:12 ` [PATCH 1/2] mark hyper-v hypercall page " Vadim Rozenfeld
2014-01-23 7:12 ` [PATCH 2/2] mark hyper-v vapic assist " Vadim Rozenfeld
2014-01-23 17:08 ` [PATCH 0/2] Mark Hyper-V hypercall and vapic assist pages " Marcelo Tosatti
2014-01-23 18:01 ` Paolo Bonzini
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