ceph/ceph — pull request #2228 by liewegas (2014-08-08 00:42:24+00:00)
Title: osd: fix pg epoch floor tracking

If you call erase() on a multiset it will delete all instances of a value;
we only want to delete one of them. Fix this by passing an iterator.

Backport: firefly
Signed-off-by: Sage Weil