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authorDan Carpenter <dan.carpenter@oracle.com>2019-10-31 13:55:01 +0300
committerDavid Sterba <dsterba@suse.com>2019-11-18 17:51:47 +0100
commit3ec17a67cc340b7b0353d7ac6d2746dcf8983b43 (patch)
tree8fa3661fdc9687e1965e311e16c3b48ab464d64f /fs/btrfs
parentbtrfs: Streamline btrfs_fs_info::backup_root_index semantics (diff)
downloadlinux-dev-3ec17a67cc340b7b0353d7ac6d2746dcf8983b43.tar.xz
linux-dev-3ec17a67cc340b7b0353d7ac6d2746dcf8983b43.zip
btrfs: clean up locking name in scrub_enumerate_chunks()
The "&fs_info->dev_replace.rwsem" and "&dev_replace->rwsem" refer to the same lock but Smatch is not clever enough to figure that out so it leads to static checker warnings. It's better to use it consistently anyway. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/scrub.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 4a5a4e4ef707..06494304ab80 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -3620,7 +3620,7 @@ int scrub_enumerate_chunks(struct scrub_ctx *sctx,
break;
}
- down_write(&fs_info->dev_replace.rwsem);
+ down_write(&dev_replace->rwsem);
dev_replace->cursor_right = found_key.offset + length;
dev_replace->cursor_left = found_key.offset;
dev_replace->item_needs_writeback = 1;
@@ -3661,10 +3661,10 @@ int scrub_enumerate_chunks(struct scrub_ctx *sctx,
scrub_pause_off(fs_info);
- down_write(&fs_info->dev_replace.rwsem);
+ down_write(&dev_replace->rwsem);
dev_replace->cursor_left = dev_replace->cursor_right;
dev_replace->item_needs_writeback = 1;
- up_write(&fs_info->dev_replace.rwsem);
+ up_write(&dev_replace->rwsem);
if (ro_set)
btrfs_dec_block_group_ro(cache);