[PATCH 3/6] xfs: Block writes to log device
From: Jan Kara <jack@suse.cz>
Date: 2023-07-04 12:57:09
Also in:
linux-btrfs, linux-fsdevel, linux-xfs
Subsystem:
filesystems (vfs and infrastructure), the rest, xfs filesystem · Maintainers:
Alexander Viro, Christian Brauner, Linus Torvalds, Carlos Maiolino
Ask block layer to not allow other writers to open block device used for xfs log. Signed-off-by: Jan Kara <jack@suse.cz> --- fs/xfs/xfs_super.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index b0fbf8ea7846..3808b4507552 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c@@ -396,8 +396,9 @@ xfs_blkdev_get( { int error = 0; - *handlep = blkdev_get_by_path(name, BLK_OPEN_READ | BLK_OPEN_WRITE, - mp, &xfs_holder_ops); + *handlep = blkdev_get_by_path(name, + BLK_OPEN_READ | BLK_OPEN_WRITE | BLK_OPEN_BLOCK_WRITES, + mp, &xfs_holder_ops); if (IS_ERR(*handlep)) { error = PTR_ERR(*handlep); xfs_warn(mp, "Invalid device [%s], error=%d", name, error);
--
2.35.3