From 27238b2bea89b1808b570bece6777ab2abc52fe2 Mon Sep 17 00:00:00 2001
From: Alasdair G Kergon <agk@redhat.com>
Date: Fri, 8 Feb 2008 02:09:53 +0000
Subject: [PATCH] dm ioctl: remove lock_kernel

Remove lock_kernel() from the device-mapper ioctls - there should
be sufficient internal locking already where required.

Also remove some superfluous casts.

Signed-off-by: Alasdair G Kergon <agk@redhat.com>
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