From: Tejun Heo <tj@kernel.org>
Date: Wed, 14 Apr 2010 23:57:37 +0000 (+0900)
Subject: libata: fix locking around blk_abort_request()
X-Git-Tag: v2.6.34-rc6~59^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fa41efdae7de61191a7bda3a00e88ef69afb5bb9;p=pandora-kernel.git

libata: fix locking around blk_abort_request()

blk_abort_request() expectes queue lock to be held by the caller.
Grab it before calling the function.

Lack of this synchronization led to infinite loop on corrupt
q->timeout_list.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: stable@kernel.org
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
---

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