linux-kernel - Re: [PATCH 1/4] perf: fix counter of ftrace events

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]

Date:	Fri, 14 Oct 2011 12:11:16 -0700
From:	Arun Sharma <asharma@...com>
To:	Andrew Vagin <avagin@...nvz.org>
Cc:	linux-kernel@...r.kernel.org, Steven Rostedt <rostedt@...dmis.org>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...hat.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Mackerras <paulus@...ba.org>,
	Arnaldo Carvalho de Melo <acme@...stprotocols.net>
Subject: Re: [PATCH 1/4] perf: fix counter of ftrace events

On Mon, Sep 26, 2011 at 07:55:32PM +0400, Andrew Vagin wrote:
> Each event adds some points to its counters. By default it adds 1,
> and a number of points may be transmited in event's parameters.
> 
> E.g. sched:sched_stat_runtime adds how long process has been running.
> 
> But this functionality was broken by v2.6.31-rc5-392-gf413cdb
> and now the event's parameters doesn't affect on a number of points.
> 
> TP_perf_assign isn't defined, so __perf_count(c) isn't executed and
> __count is always equal to 1.
> 
> Signed-off-by: Andrew Vagin <avagin@...nvz.org>

Acked-by: Arun Sharma <asharma@...com>

 -Arun
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/