From: Mike Christie <michaelc@cs.wisc.edu>
Date: Fri, 31 Dec 2010 08:22:22 +0000 (-0600)
Subject: [SCSI] libiscsi: use bh locking instead of irq with session lock
X-Git-Tag: v2.6.38-rc1~466^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bfcf72e4426da2fd8f8081a641385ffc3ccc2282;p=pandora-kernel.git

[SCSI] libiscsi: use bh locking instead of irq with session lock

The session lock is taken in threads, timers, and bottom halves
like softirqs and tasklets. All the code but
iscsi_conn/session_failure take the session lock with the spin_lock_bh
call. This was done because I thought some offload drivers
would be calling these functions from a irq. They never did,
so this patch has iscsi_conn/session_failure use the bh
locking.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
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