On Tue, May 25, 2021 at 08:12:56AM +0200, Christoph Hellwig wrote: > Replace the per-block device bd_mutex with a per-gendisk open_mutex, > thus simplifying locking wherever we deal with partitions. > > Signed-off-by: Christoph Hellwig <hch@xxxxxx> > --- Reviewed-by: Ming Lei <ming.lei@xxxxxxxxxx> -- Ming