ceph: fix crush device 'out' threshold to 1.0, not 0.1

Fix a typo that made any OSD weighted between 0.1 and 1.0 effectively
weighted as 1.0 (fully in).

Signed-off-by: Sage Weil <sage@newdream.net>
diff --git a/fs/ceph/crush/mapper.c b/fs/ceph/crush/mapper.c
index 374266b..a4eec13 100644
--- a/fs/ceph/crush/mapper.c
+++ b/fs/ceph/crush/mapper.c
@@ -264,7 +264,7 @@
  */
 static int is_out(struct crush_map *map, __u32 *weight, int item, int x)
 {
-	if (weight[item] >= 0x1000)
+	if (weight[item] >= 0x10000)
 		return 0;
 	if (weight[item] == 0)
 		return 1;