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-rw-r--r--fs/ceph/rados.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ceph/rados.h b/fs/ceph/rados.h
index a1fc1d017b5..fd56451a871 100644
--- a/fs/ceph/rados.h
+++ b/fs/ceph/rados.h
@@ -58,6 +58,7 @@ struct ceph_timespec {
#define CEPH_PG_LAYOUT_LINEAR 2
#define CEPH_PG_LAYOUT_HYBRID 3
+#define CEPH_PG_MAX_SIZE 16 /* max # osds in a single pg */
/*
* placement group.