brd: remove unused brd_mutex

Remove unused mutex brd_mutex. It is unused since the commit ff26956875
("brd: remove support for BLKFLSBUF").

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Mikulas Patocka 2017-11-10 12:29:34 -05:00 committed by Jens Axboe
parent 79f720a751
commit 15f7b41f70

View File

@ -60,7 +60,6 @@ struct brd_device {
/*
* Look up and return a brd's page for a given sector.
*/
static DEFINE_MUTEX(brd_mutex);
static struct page *brd_lookup_page(struct brd_device *brd, sector_t sector)
{
pgoff_t idx;