dm ioctl: remove lock_kernel
authorAlasdair G Kergon <agk@redhat.com>
Fri, 8 Feb 2008 02:09:53 +0000 (02:09 +0000)
committerAlasdair G Kergon <agk@redhat.com>
Fri, 8 Feb 2008 02:09:53 +0000 (02:09 +0000)
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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