watchdog: shwdt: Migrate to per-device locking.
authorPaul Mundt <lethal@linux-sh.org>
Thu, 10 May 2012 06:15:08 +0000 (15:15 +0900)
committerPaul Mundt <lethal@linux-sh.org>
Thu, 10 May 2012 06:15:08 +0000 (15:15 +0900)
Presently we've been using global locking for everything. Push the
locking down to the per-device level in preparation for per-CPU
watchdogs.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

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