linux-kernel - Re: [PATCH v2] sched/cputime: fix clock_nanosleep/clock

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: <20141112161723.GA4487@redhat.com>
Date:	Wed, 12 Nov 2014 17:17:35 +0100
From:	Stanislaw Gruszka <sgruszka@...hat.com>
To:	Peter Zijlstra <peterz@...radead.org>
Cc:	linux-kernel@...r.kernel.org, Rik van Riel <riel@...hat.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Oleg Nesterov <oleg@...hat.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...nel.org>
Subject: Re: [PATCH v2] sched/cputime: fix clock_nanosleep/clock_gettime
 inconsistency

On Wed, Nov 12, 2014 at 05:06:03PM +0100, Peter Zijlstra wrote:
> On Wed, Nov 12, 2014 at 04:58:44PM +0100, Stanislaw Gruszka wrote:
> > v1 -> v2: post Peter version
> > 
> > Peter, if you want post your patch by yourself please do so (you can
> > add me with Reported-and-tested-by: tag then). I'm posting this in case
> > you don't want to write the changelog :-)
> 
> Ah, but did you verify? That test case didn't trigger for me (I let it
> run for several minutes before I got bored and shot it).
> 
> I think I might split this in two patches, the one killing the
> task_delta_exec() and the other doing this. But I can do that if you can
> confirm this all does indeed work.

Patch does work. I run test for few hours with the patch and the problem
did not show. Without the patch it's matter of minutes and the test
fail here.

Stanislaw
--
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/