From: Roel Kluin <12o3l@tiscali.nl>
Date: Wed, 30 Apr 2008 02:01:15 +0000 (-0400)
Subject: ext4: fix hot spins in mballoc after err_freebuddy and err_freemeta
X-Git-Tag: v2.6.26-rc1~345^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f1fa3342e271029f93d323ca664809b94594fe04;p=pandora-kernel.git

ext4: fix hot spins in mballoc after err_freebuddy and err_freemeta

In ext4_mb_init_backend() 'i' is of type ext4_group_t. Since unsigned, i
>= 0 is always true, so fix hot spins after err_freebuddy: and -meta:
and prevent decrements when zero.

Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
Signed-off-by: Mingming Cao <cmm@us.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
---

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