From: Baruch Siach <baruch@tkos.co.il>
Date: Tue, 10 Aug 2010 00:20:53 +0000 (-0700)
Subject: list debugging: warn when deleting a deleted entry
X-Git-Tag: v2.6.36-rc1~338
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e3f76e3386ee38e3654e81c2f3933ccca1f2d639;p=pandora-kernel.git

list debugging: warn when deleting a deleted entry

Use the magic LIST_POISON* values to detect an incorrect use of list_del
on a deleted entry.  This DEBUG_LIST specific warning is easier to
understand than the generic Oops message caused by LIST_POISON
dereference.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Cc: Dave Jones <davej@codemonkey.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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