Revert "brd: remove unused brd_mutex" 81/239981/2
authorSeung-Woo Kim <sw0312.kim@samsung.com>
Fri, 31 Jul 2020 06:38:14 +0000 (15:38 +0900)
committerSeung-Woo Kim <sw0312.kim@samsung.com>
Mon, 3 Aug 2020 07:14:48 +0000 (07:14 +0000)
commitb9dab63a2cfcb4f8ee2265c97fd304b6cf4a1f82
treefd1fb67def7b18d770778259505fe53cbb6a1e18
parentf643c9fa8706284868003f2f376d51dd0383b4b3
Revert "brd: remove unused brd_mutex"

This reverts commit 15f7b41f70ddcca3b555bd0fdc7c8da7466b517e.

To support brd flush to free ramdisk brd_mutex is required.

Change-Id: Ide75bcb73812c3c7e04bfe6ebaed0d6d511e01dd
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
drivers/block/brd.c