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![Mike Snitzer](https://secure.gravatar.com/avatar/3d58862d4b1675ca639270b37bbffd05.jpg?s=96&d=mm)
Mike Snitzer committed 91e968aa601
dm mpath: use atomic_t for counting members of 'struct multipath' The use of atomic_t for nr_valid_paths, pg_init_in_progress and pg_init_count will allow relaxing the use of the m->lock spinlock. Suggested-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Hannes Reinecke <hare@suse.com> Tested-by: Hannes Reinecke <hare@suse.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>