tree 155b13f5df1e239fea2ad5512ef5b19865de4a9e
parent a7295898a1d2e501427f557111c2b4bdfc90b1ed
author Rusty Russell <rusty@rustcorp.com.au> 1312413666 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1312417520 -1000

ida: simplified functions for id allocation

The current hyper-optimized functions are overkill if you simply want to
allocate an id for a device.  Create versions which use an internal
lock.

In followup patches, numerous drivers are converted to use this
interface.

Thanks to Tejun for feedback.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Acked-by: Tejun Heo <tj@kernel.org>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>