From: Christof Schmitt <christof.schmitt@de.ibm.com>
Date: Mon, 13 Jul 2009 13:06:03 +0000 (+0200)
Subject: [SCSI] zfcp: Acquire qdio_stat_lock when reading the queue utilization
X-Git-Tag: v2.6.31-rc6~69^2~20
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=acf7b86150701de105aa8307b4b3f9dc533c45bb;p=pandora-kernel.git

[SCSI] zfcp: Acquire qdio_stat_lock when reading the queue utilization

req_q_util is not atomic, so the qdio_stat_lock must be held when
reading this variable.

Reviewed-by: Swen Schillig <swen@vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
---

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