From: Lukas Czerner <lczerner@redhat.com>
Date: Thu, 28 Oct 2010 01:30:04 +0000 (-0400)
Subject: ext4: don't hold spinlock while calling ext4_issue_discard()
X-Git-Tag: v2.6.37-rc1~76^2^2~42
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=53fdcf992d61;p=pandora-kernel.git

ext4: don't hold spinlock while calling ext4_issue_discard()

We can't hold the block group spinlock because we ext4_issue_discard()
calls wait and hence can get rescheduled.

Google-Bug-Id: 3017678

Signed-off-by: Lukas Czerner <lczerner@redhat.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
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