tree c2904b3fad25ef1662a2c4ad6623fd2bdaf75317
parent 388f7b1d6e8ca06762e2454d28d6c3c55ad0fe95
author Zhao Lei <zhaolei@cn.fujitsu.com> 1450445585 +0800
committer David Sterba <dsterba@suse.com> 1455625305 +0100

btrfs: reada: Fix in-segment calculation for reada

reada_zone->end is end pos of segment:
 end = start + cache->key.offset - 1;

So we need to use "<=" in condition to judge is a pos in the
segment.

The problem happened rearly, because logical pos rarely pointed
to last 4k of a blockgroup, but we need to fix it to make code
right in logic.

Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>