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authorSage Weil <sage@newdream.net>2011-05-12 09:29:18 -0700
committerSage Weil <sage@newdream.net>2011-05-24 11:52:11 -0700
commitcd634fb6eec72ef8e6dd677546b8d0ffdd2501eb (patch)
tree7f0213063830d24d77a1ad0a6a9abfa4f83a5d7d /net
parent7662d8ff57d2b00ce8f7fe0b60a85efbb2c05652 (diff)
libceph: subscribe to osdmap when cluster is full
When the cluster is marked full, subscribe to subsequent map updates to ensure we find out promptly when it is no longer full. This will prevent us from spewing ENOSPC for (much) longer than necessary. Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'net')
-rw-r--r--net/ceph/osd_client.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index caa092eb000..6ea2b892f44 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -1421,6 +1421,15 @@ void ceph_osdc_handle_map(struct ceph_osd_client *osdc, struct ceph_msg *msg)
done:
downgrade_write(&osdc->map_sem);
ceph_monc_got_osdmap(&osdc->client->monc, osdc->osdmap->epoch);
+
+ /*
+ * subscribe to subsequent osdmap updates if full to ensure
+ * we find out when we are no longer full and stop returning
+ * ENOSPC.
+ */
+ if (ceph_osdmap_flag(osdc->osdmap, CEPH_OSDMAP_FULL))
+ ceph_monc_request_next_osdmap(&osdc->client->monc);
+
send_queued(osdc);
up_read(&osdc->map_sem);
wake_up_all(&osdc->client->auth_wq);