btrfs: send: squeeze bitfilelds in fs_path

We know that buf_len is at most PATH_MAX, 4k, and can merge it with the reversed member. This saves 3 bytes in favor of inline_buf. Signed-off-by: David Sterba <dsterba@suse.cz> Signed-off-by: Josef Bacik <jbacik@fb.com>
git-mirror · Mar 10, 2014 · 1f5a7ff · 1f5a7ff
1 parent e25a812
commit 1f5a7ff
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
@@ -53,8 +53,8 @@ struct fs_path {
 			char *end;
 
 			char *buf;
-			int buf_len;
-			unsigned int reversed:1;
+			unsigned short buf_len:15;
+			unsigned short reversed:1;
 			char inline_buf[];
 		};
 		char pad[PAGE_SIZE];