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From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Konstantin Khlebnikov <khlebnikov@openvz.org>
Cc: Ingo Molnar <mingo@redhat.com>,
	linux-kernel@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH] sched: set TAINT_UNSAFE_SMP after sleep-in-atomic bug
Date: Thu, 10 May 2012 12:01:44 +0200	[thread overview]
Message-ID: <1336644104.2527.93.camel@twins> (raw)
In-Reply-To: <20120510075403.21849.5109.stgit@zurg>

On Thu, 2012-05-10 at 11:54 +0400, Konstantin Khlebnikov wrote:
> Usually sleep-in-atomic bugs are followed by dozens other warnings.
> This patch should help to figure out original source of problem.
> This taint flag also turns off lockdep, because it can go mad after that.

There's already TAINT_WARN any output with that set should be ignored.

  reply	other threads:[~2012-05-10 10:04 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-10  7:54 [PATCH] sched: set TAINT_UNSAFE_SMP after sleep-in-atomic bug Konstantin Khlebnikov
2012-05-10 10:01 ` Peter Zijlstra [this message]
2012-05-10 10:56   ` Konstantin Khlebnikov
2012-05-10 11:46     ` Peter Zijlstra
2012-05-10 12:20       ` [PATCH v2] sched: taint kernel with TAINT_WARN " Konstantin Khlebnikov
2012-05-18  8:54         ` Peter Zijlstra
2012-05-18 11:16         ` [tip:sched/core] sched: Taint " tip-bot for Konstantin Khlebnikov

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