On 19/12/2014 06:25, Zhang, Yang Z wrote:
I see your point. But from performance point, if we can schedule the
vCPU to another PCPU to handle the interrupt, it would helpful. But I
remember current KVM will not schedule the vCPU in run queue (even
though it got preempted) to another pCPU to
] KVM: Suppress posted-interrupt when 'SN' is set
On 19/12/2014 06:25, Zhang, Yang Z wrote:
I see your point. But from performance point, if we can schedule the
vCPU to another PCPU to handle the interrupt, it would helpful. But I
remember current KVM will not schedule the vCPU in run
...@kernel.org;
Gleb Natapov; Paolo Bonzini; dw...@infradead.org;
joro-zlv9swrftaidnm+yrof...@public.gmane.org; Alex
Williamson; Jiang Liu
Cc: io...@lists.linux-foundation.org;
linux-kernel-u79uwxl29ty76z2rm5m...@public.gmane.org; KVM list;
Eric Auger
Subject: Re: [v3 25/26] KVM: Suppress posted
...@public.gmane.org; Alex Williamson;
joro-zLv9SwRftAIdnm+Jiang
Liu
Cc: io...@lists.linux-foundation.org;
linux-kernel-u79uwxl29ty76z2rm5m...@public.gmane.org; KVM list;
Eric Auger
Subject: Re: [v3 25/26] KVM: Suppress posted-interrupt when 'SN' is
set
On 12/12/2014 16:14, Feng Wu wrote:
Currently
...@vger.kernel.org;
kvm@vger.kernel.org
Subject: RE: [v3 25/26] KVM: Suppress posted-interrupt when 'SN' is set
Paolo Bonzini wrote on 2014-12-18:
On 18/12/2014 04:14, Wu, Feng wrote:
linux-kernel-ow...@vger.kernel.org wrote on
mailto:linux-kernel-ow...@vger.kernel.org] On Behalf Of Paolo
+yrof...@public.gmane.org; Alex Williamson;
joro-zLv9SwRftAIdnm+Jiang
Liu
Cc: io...@lists.linux-foundation.org;
linux-kernel-u79uwxl29ty76z2rm5m...@public.gmane.org; KVM list;
Eric Auger
Subject: Re: [v3 25/26] KVM: Suppress posted-interrupt when 'SN'
is set
On 12/12/2014 16:14, Feng Wu
;
joro-zlv9swrftaidnm+yrof...@public.gmane.org; Alex Williamson;
joro-zLv9SwRftAIdnm+Jiang
Liu
Cc: io...@lists.linux-foundation.org;
linux-kernel-u79uwxl29ty76z2rm5m...@public.gmane.org; KVM list;
Eric Auger
Subject: Re: [v3 25/26] KVM: Suppress posted-interrupt when 'SN'
is set
Wu, Feng wrote on 2014-12-19:
Zhang, Yang Z wrote on 2014-12-19:
Subject: RE: [v3 25/26] KVM: Suppress posted-interrupt when 'SN' is
set
Wu, Feng wrote on 2014-12-19:
iommu-boun...@lists.linux-foundation.org wrote on
mailto:iommu-boun...@lists.linux-foundation.org] On Behalf
' is set
Wu, Feng wrote on 2014-12-19:
Zhang, Yang Z wrote on 2014-12-19:
Subject: RE: [v3 25/26] KVM: Suppress posted-interrupt when 'SN' is
set
Wu, Feng wrote on 2014-12-19:
iommu-boun...@lists.linux-foundation.org wrote on
mailto:iommu-boun...@lists.linux-foundation.org
Wu, Feng wrote on 2014-12-19:
Zhang, Yang Z wrote on 2014-12-19:
Subject: RE: [v3 25/26] KVM: Suppress posted-interrupt when 'SN' is
set
Wu, Feng wrote on 2014-12-19:
Zhang, Yang Z wrote on 2014-12-19:
Subject: RE: [v3 25/26] KVM: Suppress posted-interrupt when 'SN'
is set
Wu
' is set
Wu, Feng wrote on 2014-12-19:
Zhang, Yang Z wrote on 2014-12-19:
Subject: RE: [v3 25/26] KVM: Suppress posted-interrupt when 'SN' is
set
Wu, Feng wrote on 2014-12-19:
Zhang, Yang Z wrote on 2014-12-19:
Subject: RE: [v3 25/26] KVM: Suppress posted-interrupt when 'SN
Wu, Feng wrote on 2014-12-19:
Zhang, Yang Z wrote on 2014-12-19:
Subject: RE: [v3 25/26] KVM: Suppress posted-interrupt when 'SN' is
set
Wu, Feng wrote on 2014-12-19:
Zhang, Yang Z wrote on 2014-12-19:
Subject: RE: [v3 25/26] KVM: Suppress posted-interrupt when 'SN'
is set
Wu
On 12/12/2014 16:14, Feng Wu wrote:
Currently, we don't support urgent interrupt, all interrupts
are recognized as non-urgent interrupt, so we cannot send
posted-interrupt when 'SN' is set.
Can this happen? If the vcpu is in guest mode, it cannot have been
scheduled out, and that's the only
On 12/12/2014 16:14, Feng Wu wrote:
Currently, we don't support urgent interrupt, all interrupts
are recognized as non-urgent interrupt, so we cannot send
posted-interrupt when 'SN' is set.
Can this happen? If the vcpu is in guest mode, it cannot have been
scheduled out, and that's the only
...@infradead.org; j...@8bytes.org; Alex
Williamson; Jiang Liu
Cc: io...@lists.linux-foundation.org; linux-ker...@vger.kernel.org; KVM list;
Eric Auger
Subject: Re: [v3 25/26] KVM: Suppress posted-interrupt when 'SN' is set
On 12/12/2014 16:14, Feng Wu wrote:
Currently, we don't support
Currently, we don't support urgent interrupt, all interrupts
are recognized as non-urgent interrupt, so we cannot send
posted-interrupt when 'SN' is set.
Signed-off-by: Feng Wu feng...@intel.com
---
arch/x86/kvm/vmx.c | 11 +--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git
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