tree d8fb03783795180b5f57d246a1fa6f47271e1e5d
parent 10c28d937e2cca577c2d804106b50dd0562fb062
author Al Viro <viro@zeniv.linux.org.uk> 1346272293 -0400
committer Al Viro <viro@zeniv.linux.org.uk> 1349228155 -0400

btrfs: reada_extent doesn't need kref for refcount

All increments and decrements are under the same spinlock - have to be,
since they need to protect the radix_tree it's found in.  Just use
int, no need to wank with kref...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>