Re: [Xen-devel] [PATCH 5/6] x86: avoid explicit TLB flush when saving exec state

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 19.01.18 at 19:12, <andrew.cooper3@xxxxxxxxxx> wrote:
> On 19/01/18 16:06, Jan Beulich wrote:
>> --- a/xen/arch/x86/domain.c
>> +++ b/xen/arch/x86/domain.c
>> @@ -1693,7 +1693,7 @@ void context_switch(struct vcpu *prev, s
>>      if ( unlikely(dirty_cpu != cpu) && dirty_cpu != NR_CPUS )
>>      {
>>          /* Other cpus call __sync_local_execstate from flush ipi handler. */
> 
> Given the change in behaviour, /* Remote cpu calls
> __sync_local_execstate(). */ ?  Perhaps more applicable to the previous
> patch.

Ah, yes - I've changed it there.

Jan


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxxx
https://lists.xenproject.org/mailman/listinfo/xen-devel