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authorChristoph Hellwig <hch@lst.de>2021-05-25 09:12:56 +0300
committerJens Axboe <axboe@kernel.dk>2021-06-01 16:44:32 +0300
commita8698707a1835be3abd12a3b28079a80999f8dee (patch)
treeaa913e2f7ea74fc5514d052b8bb4c89734dc031b /fs/super.c
parent210a6d756f20f33fc546ec8682a538fbcb84ee8e (diff)
downloadlinux-a8698707a1835be3abd12a3b28079a80999f8dee.tar.xz
block: move bd_mutex to struct gendisk
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@lst.de> Reviewed-by: Ming Lei <ming.lei@redhat.com> Acked-by: Roger Pau Monné <roger.pau@citrix.com> Link: https://lore.kernel.org/r/20210525061301.2242282-4-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/super.c')
-rw-r--r--fs/super.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/super.c b/fs/super.c
index 11b7e7213fd1..91b7f156735b 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -1277,9 +1277,9 @@ int get_tree_bdev(struct fs_context *fc,
}
/*
- * s_umount nests inside bd_mutex during
+ * s_umount nests inside open_mutex during
* __invalidate_device(). blkdev_put() acquires
- * bd_mutex and can't be called under s_umount. Drop
+ * open_mutex and can't be called under s_umount. Drop
* s_umount temporarily. This is safe as we're
* holding an active reference.
*/
@@ -1352,9 +1352,9 @@ struct dentry *mount_bdev(struct file_system_type *fs_type,
}
/*
- * s_umount nests inside bd_mutex during
+ * s_umount nests inside open_mutex during
* __invalidate_device(). blkdev_put() acquires
- * bd_mutex and can't be called under s_umount. Drop
+ * open_mutex and can't be called under s_umount. Drop
* s_umount temporarily. This is safe as we're
* holding an active reference.
*/