linux-kernel - Re: Strange behavior of perf top with PEBS

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <57A45CB8.4040909@kyup.com>
Date:	Fri, 5 Aug 2016 12:30:32 +0300
From:	Nikolay Borisov <kernel@...p.com>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	"Linux-Kernel@...r. Kernel. Org" <linux-kernel@...r.kernel.org>,
	andi@...stfloor.org
Subject: Re: Strange behavior of perf top with PEBS



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
>