From: Ingo Molnar <mingo@elte.hu>
To: maximilian attems <max@stro.at>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [patch] Kconfig.debug DEBUG_PREEMPT dependency
Date: Wed, 6 Jun 2007 13:32:27 +0200 [thread overview]
Message-ID: <20070606113227.GA2373@elte.hu> (raw)
In-Reply-To: <20070606105314.GD32083@stro.at>
* maximilian attems <max@stro.at> wrote:
> allow to set DEBUG_PREEMPT on PREEMPT_BKL, but !PREEMPT purpose is to
> get bonus of debug_smp_processor_id().
hm, have you tested this? In the case of !PREEMPT there will be _lots_
of places that use smp_processor_id() but where the preempt_count() wont
be elevated - causing false positive warnings.
Ingo
prev parent reply other threads:[~2007-06-06 11:32 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-06 10:53 [patch] Kconfig.debug DEBUG_PREEMPT dependency maximilian attems
2007-06-06 11:11 ` maximilian attems
2007-06-06 11:32 ` Ingo Molnar [this message]
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