2012-05-04 02:24:14

by Ren, Yongjie

Subject: RE: [PATCH 2/3] x86/flush_tlb: try flush_tlb_single one by one in flush_tlb_range

> Signed-off-by: Alex Shi <[email protected]>
> ---
> arch/x86/include/asm/paravirt.h | 5 +-
> arch/x86/include/asm/paravirt_types.h | 3 +-
> arch/x86/include/asm/tlbflush.h | 19 +++----
> arch/x86/include/asm/uv/uv.h | 5 +-
> arch/x86/mm/tlb.c | 97
> +++++++++++++++++++++++++++------
> arch/x86/platform/uv/tlb_uv.c | 6 +-
> arch/x86/xen/mmu.c | 9 ++--
> include/trace/events/xen.h | 12 +++--
> 8 files changed, 113 insertions(+), 43 deletions(-)

As the patch series touched some Xen virtualization code, I just did some simple test on Xen and KVM.
It seems these patches work fine on Xen/KVM virtual side.
I started an SMP PV guest and an SMP HVM guest on Xen, and an SMP guest on KVM.

Best Regards,
Yongjie (Jay)

2012-05-04 05:48:09

by Alex Shi

Subject: Re: [PATCH 2/3] x86/flush_tlb: try flush_tlb_single one by one in flush_tlb_range

On 05/04/2012 10:24 AM, Ren, Yongjie wrote:

>> Signed-off-by: Alex Shi <[email protected]>
>> ---
>> arch/x86/include/asm/paravirt.h | 5 +-
>> arch/x86/include/asm/paravirt_types.h | 3 +-
>> arch/x86/include/asm/tlbflush.h | 19 +++----
>> arch/x86/include/asm/uv/uv.h | 5 +-
>> arch/x86/mm/tlb.c | 97
>> +++++++++++++++++++++++++++------
>> arch/x86/platform/uv/tlb_uv.c | 6 +-
>> arch/x86/xen/mmu.c | 9 ++--
>> include/trace/events/xen.h | 12 +++--
>> 8 files changed, 113 insertions(+), 43 deletions(-)
>
> As the patch series touched some Xen virtualization code, I just did some simple test on Xen and KVM.
> It seems these patches work fine on Xen/KVM virtual side.
> I started an SMP PV guest and an SMP HVM guest on Xen, and an SMP guest on KVM.
>
> Best Regards,
> Yongjie (Jay)
>



Thanks a lot! Yongjie.