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ceph: fix crush recursion
author
Sage Weil
<sage@newdream.net>
Thu, 24 Jun 2010 19:55:48 +0000
(12:55 -0700)
committer
Sage Weil
<sage@newdream.net>
Thu, 24 Jun 2010 19:55:48 +0000
(12:55 -0700)
There was a longstanding problem with recursion through intervening
bucket types on complex hierarchies.
Signed-off-by: Sage Weil <sage@newdream.net>
fs/ceph/crush/mapper.c
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diff --git
a/fs/ceph/crush/mapper.c
b/fs/ceph/crush/mapper.c
index 9ba54efb6543c47668db6966e8c1da6b699d75ec..804e6d53b77c3df2817a792109238aeafb7f1681 100644
(file)
--- a/
fs/ceph/crush/mapper.c
+++ b/
fs/ceph/crush/mapper.c
@@
-366,6
+366,7
@@
static int crush_choose(struct crush_map *map,
BUG_ON(item >= 0 ||
(-1-item) >= map->max_buckets);
in = map->buckets[-1-item];
+ retry_bucket = 1;
continue;
}