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Re: [Xen-devel] [PATCH v5 0/2] x86/kvm: Reduce vcpu_is_preempted() overhead




On 20/02/2017 20:54, Peter Zijlstra wrote:
> On Mon, Feb 20, 2017 at 01:36:02PM -0500, Waiman Long wrote:
>> Waiman Long (2):
>>   x86/paravirt: Change vcp_is_preempted() arg type to long
>>   x86/kvm: Provide optimized version of vcpu_is_preempted() for x86-64
>>
>>  arch/x86/include/asm/paravirt.h      |  2 +-
>>  arch/x86/include/asm/qspinlock.h     |  2 +-
>>  arch/x86/kernel/asm-offsets_64.c     |  9 +++++++++
>>  arch/x86/kernel/kvm.c                | 26 +++++++++++++++++++++++++-
>>  arch/x86/kernel/paravirt-spinlocks.c |  2 +-
>>  5 files changed, 37 insertions(+), 4 deletions(-)
> 
> I'm assuming this will go through the KVM tree, if people want me to
> take it through the tip tree, please let me know.
> 
> Acked-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxx>

Applied, thanks.

Paolo

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