From: Matthew Wilcox <matthew@wil.cx>
Date: Sun, 18 Jun 2006 03:37:30 +0000 (-0700)
Subject: IB/srp: Change target_mutex to a spinlock
X-Git-Tag: v2.6.18-rc1~1110^2~33
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b3589fd49067bab9fe0c60430860e6befbd5ba37;p=pandora-kernel.git

IB/srp: Change target_mutex to a spinlock

The SRP driver never sleeps while holding target_mutex, and it's just
used to protect some simple list operations, so hold times will be
short.  So just convert it to a spinlock, which is smaller and faster.

Signed-off-by: Matthew Wilcox <matthew@wil.cx>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
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