From: William Lee Irwin III <wli@holomorphy.com>
To: "Todd R. Eigenschink" <todd@tekinteractive.com>
Cc: Mike Galbraith <EFAULT@gmx.de>, linux-kernel@vger.kernel.org
Subject: Re: Re: kswapd OOPS under 2.4.19-pre8 (ext3, Reiserfs + (soft)raid0)
Date: Thu, 16 May 2002 12:38:34 -0700 [thread overview]
Message-ID: <20020516193834.GI27957@holomorphy.com> (raw)
In-Reply-To: <200205160528.g4G5S631019167@sol.mixi.net> <15587.42492.25950.446607@rtfm.ofc.tekinteractive.com>
On Thu, May 16, 2002 at 07:28:44AM -0500, Todd R. Eigenschink wrote:
> Ooh, spiffy idea. (Like I said, asm rookie.) I just compiled gdb,
> and here's what it says. Interesting, to me, at least.
> (gdb) list *__wake_up+0xb2
> 0x9d6 is in __wake_up
> (/src/linux-2.4.19-pre8/include/asm/processor.h:488).
> 483 #ifdef CONFIG_MPENTIUMIII
> 484
> 485 #define ARCH_HAS_PREFETCH
> 486 extern inline void prefetch(const void *x)
> 487 {
> 488 __asm__ __volatile__ ("prefetchnta (%0)" : : "r"(x));
> 489 }
> 490
> 491 #elif CONFIG_X86_USE_3DNOW
list_for_each() uses prefetch() and is used in __wake_up_common(), which
is in turn used by __wake_up(). This is waitqueue list corruption.
Cheers,
Bill
next prev parent reply other threads:[~2002-05-16 19:40 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200205160528.g4G5S631019167@sol.mixi.net>
2002-05-16 12:28 ` Re: kswapd OOPS under 2.4.19-pre8 (ext3, Reiserfs + (soft)raid0) Todd R. Eigenschink
2002-05-16 19:38 ` William Lee Irwin III [this message]
2002-05-20 12:58 ` Todd R. Eigenschink
2002-05-20 17:00 ` William Lee Irwin III
2002-05-20 20:26 ` Todd R. Eigenschink
2002-05-20 22:36 ` William Lee Irwin III
2002-05-20 23:07 ` Todd R. Eigenschink
2002-05-20 23:28 ` William Lee Irwin III
2002-05-20 23:59 ` Todd R. Eigenschink
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