Commit 55bda7aa authored by Sage Weil's avatar Sage Weil
Browse files

ceph: fix crush recursion 



There was a longstanding problem with recursion through intervening
bucket types on complex hierarchies.

Signed-off-by: default avatarSage Weil <sage@newdream.net>
parent bfaf148e

fs/ceph/crush/mapper.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -366,6 +366,7 @@ static int crush_choose(struct crush_map *map, 
					BUG_ON(item >= 0 ||

					BUG_ON(item >= 0 ||

					       (-1-item) >= map->max_buckets);

					       (-1-item) >= map->max_buckets);

					in = map->buckets[-1-item];

					in = map->buckets[-1-item];

					retry_bucket = 1;

					continue;

					continue;

				}

				}