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authorJeff Mahoney <jeffm@suse.com>2015-06-03 10:55:48 -0400
committerDavid Sterba <dsterba@suse.com>2016-01-15 19:22:28 +0100
commit95617d69326ce386c95e33db7aeb832b45ee9f8f (patch)
tree58b636c69bee4179da9b70fe66d448cf3605c1f0 /fs/btrfs/extent-tree.c
parentbtrfs: use list_for_each_entry* in backref.c (diff)
downloadlinux-dev-95617d69326ce386c95e33db7aeb832b45ee9f8f.tar.xz
linux-dev-95617d69326ce386c95e33db7aeb832b45ee9f8f.zip
btrfs: cleanup, stop casting for extent_map->lookup everywhere
Overloading extent_map->bdev to struct map_lookup * might have started out as a means to an end, but it's a pattern that's used all over the place now. Let's get rid of the casting and just add a union instead. Signed-off-by: Jeff Mahoney <jeffm@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/extent-tree.c')
-rw-r--r--fs/btrfs/extent-tree.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 1ea56d8bfd3e..8c912894a5bd 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -10322,7 +10322,7 @@ btrfs_start_trans_remove_block_group(struct btrfs_fs_info *fs_info,
* more device items and remove one chunk item), but this is done at
* btrfs_remove_chunk() through a call to check_system_chunk().
*/
- map = (struct map_lookup *)em->bdev;
+ map = em->map_lookup;
num_items = 3 + map->num_stripes;
free_extent_map(em);