Re: Strange behavior of perf top with PEBS

From: Nikolay Borisov
Date: Fri Aug 05 2016 - 05:30:41 EST




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?


> jirka
>