Re: Strange behavior of perf top with PEBS

From: Jiri Olsa
Date: Fri Aug 05 2016 - 06:23:27 EST


On Fri, Aug 05, 2016 at 12:30:32PM +0300, Nikolay Borisov wrote:
>
>
> On 08/04/2016 06:29 PM, Jiri Olsa wrote:
> > On Tue, Jul 26, 2016 at 02:30:46PM +0300, Nikolay Borisov wrote:
> [SNIP]
> >
> > sorry for late response..
> >
> > I checked on f22 kernel and it's missing the core2 PEBs fix:
> > 1424a09a9e18 perf/x86: fix PEBS issues on Intel Atom/Core2
> >
> > which was introduced in 4.5.. you should upgrade or include
> > this patch
> >
>
> Thanks for the reply. Isn't this supposed to be tagged as stable since
> it essentially breaks the default invocation of perf top?

yep, it seems like good one to have in stable, Peter?

thanks,
jirka