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SubjectRe: [PATCH] KVM: VMX: invalidate vpid for invlpg instruction
On 09/03/2012 02:27 AM, Davidlohr Bueso wrote:
> On Fri, 2012-08-31 at 14:37 -0300, Marcelo Tosatti wrote:
>> On Fri, Aug 31, 2012 at 06:10:48PM +0200, Davidlohr Bueso wrote:
>> > For processors that support VPIDs we should invalidate the page table entry
>> > specified by the lineal address. For this purpose add support for individual
>> > address invalidations.
>>
>> Not necessary - a single context invalidation is performed through
>> KVM_REQ_TLB_FLUSH.
>
> Since vpid_sync_context() supports both single and all-context vpid
> invalidations, wouldn't it make sense to also add individual address
> ones as well, supporting further granularity?

It might. Do you have benchmarks supporting this?

--
error compiling committee.c: too many arguments to function


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