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>
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index 5b9b82b..4405aae 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -53,8 +53,8 @@
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];