From: Roland Dreier <roland@purestorage.com>
Date: Wed, 22 Jun 2011 08:02:21 +0000 (-0700)
Subject: target: Convert transport_deregister_session_configfs nacl_sess_lock to save irq... 
X-Git-Tag: v3.0-rc5~38^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=233888644d80cc44330062e5e978c9e3a14c9cb9;p=pandora-kernel.git

target: Convert transport_deregister_session_configfs nacl_sess_lock to save irq state

This patch converts transport_deregister_session_configfs() to save/restore
spinlock IRQ state for struct se_node_acl->nacl_sess_lock access as tcm_qla2xxx
logic expects to call transport_deregister_session_configfs() code with
irq save already held for struct qla_hw_data.

Reported-by: Roland Dreier <roland@purestorage.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
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