btrfs: use smaller type for btrfs_path reada
authorDavid Sterba <dsterba@suse.com>
Fri, 27 Nov 2015 15:31:38 +0000 (16:31 +0100)
committerDavid Sterba <dsterba@suse.com>
Thu, 7 Jan 2016 14:01:16 +0000 (15:01 +0100)
commitdccabfad20880bc6c8be21b538df4293506b99f8
tree92d0b950407d3dd3915b3635247048a4b9b17bd2
parente4058b54d1e442b6b3eca949f0d63d49ba2b020d
btrfs: use smaller type for btrfs_path reada

The possible values for reada are all positive and bounded, we can later
save some bytes by storing it in u8.

Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/ctree.h