From: Robert Love <rml@tech9.net>
To: Andrew Morton <akpm@zip.com.au>
Cc: torvalds@transmeta.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] misc. kernel preemption bits
Date: 29 Aug 2002 15:11:26 -0400 [thread overview]
Message-ID: <1030648286.979.2597.camel@phantasy> (raw)
In-Reply-To: <3D6E66D5.A97E5CF3@zip.com.au>
On Thu, 2002-08-29 at 14:24, Andrew Morton wrote:
> Robert Love wrote:
> >
> > ...
> > - we have a debug check in preempt_schedule that, even
> > on detecting a schedule with irqs disabled, still goes
> > ahead and reschedules. We should return. (me)
> >
>
> OK, but that warning will still come out of the mess in mm/slab.c.
Yah I saw your previous post. There is also a report or two re oops on
poisoned memory with SLAB_DEBUG and preempt enabled - which should be
fixed by the above return but one report says it does not.
Anyhow, your new methods are fine... if they work, they work.
I am starting to get concerned over the number of routines we are having
to define. It is getting complicated (i.e. the
inc_preempt_non_preempt() stuff).
Maybe keep these local to mm/slab.c ?
Robert Love
next prev parent reply other threads:[~2002-08-29 19:07 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-29 15:33 Robert Love
2002-08-29 18:24 ` Andrew Morton
2002-08-29 19:11 ` Robert Love [this message]
2002-08-29 21:07 ` george anzinger
2002-08-29 18:38 ` Linus Torvalds
2002-08-29 18:39 ` Robert Love
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