lkml.org 
[lkml]   [2020]   [Oct]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCHv4] perf kvm: add kvm-stat for arm64
On Tue, Oct 13, 2020 at 11:37:09AM -0300, Arnaldo Carvalho de Melo wrote:
> Em Tue, Sep 29, 2020 at 12:34:50PM +0900, Sergey Senozhatsky escreveu:
> > On (20/09/17 19:02), Sergey Senozhatsky wrote:
> > > Add support for perf kvm stat on arm64 platform.
>
> > > Example:
> > > # perf kvm stat report
>
> > > Analyze events for all VMs, all VCPUs:
>
> > > VM-EXIT Samples Samples% Time% Min Time Max Time Avg time
> > >
> > > DABT_LOW 661867 98.91% 40.45% 2.19us 3364.65us 6.24us ( +- 0.34% )
> > > IRQ 4598 0.69% 57.44% 2.89us 3397.59us 1276.27us ( +- 1.61% )
> > > WFx 1475 0.22% 1.71% 2.22us 3388.63us 118.31us ( +- 8.69% )
> > > IABT_LOW 1018 0.15% 0.38% 2.22us 2742.07us 38.29us ( +- 12.55% )
> > > SYS64 180 0.03% 0.01% 2.07us 112.91us 6.57us ( +- 14.95% )
> > > HVC64 17 0.00% 0.01% 2.19us 322.35us 42.95us ( +- 58.98% )
>
> > > Total Samples:669155, Total events handled time:10216387.86us.
>
> > > Signed-off-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
> > > Reviewed-by: Leo Yan <leo.yan@linaro.org>
> > > Tested-by: Leo Yan <leo.yan@linaro.org>
>
> > Arnaldo, any opinion on this?
>
> I'm not finding the actual patch, just this reply from you, lets try
> with b4 using this message Message-Id... Magic! But it isn't applying,
> can you please refresh the patch to what is in my perf/core branch?

I did a quick trying, the merge confliction is caused by the file
tools/perf/arch/arm64/util/Build (for the new added tsc.c).

@Sergey, please help to rebase on the latest perf/core branch [1].

Thanks,
Leo

[1] https://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git branch: perf/core

\
 
 \ /
  Last update: 2020-10-13 17:30    [W:0.070 / U:0.364 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site