[PATCH] device-mapper ioctl: event on rename
After changing the name of a mapped device, trigger a dm event. (For userspace multipath tools.) Signed-off-by: NAlasdair G Kergon <agk@redhat.com> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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