Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
---
fs/ceph/mds_client.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 93fc893e1930..fcf1e5313c16 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -433,6 +433,18 @@ static int __verify_registered_session(struct ceph_mds_client *mdsc,
return 0;
}
+static void handle_osd_map(struct ceph_osd_client *osdc)
+{
+ u32 cancelled_epoch;
+
+ lockdep_assert_held(&osdc->lock);
+
+ cancelled_epoch = ceph_osdc_abort_on_full(osdc);
+ if (cancelled_epoch)
+ osdc->epoch_barrier = max(cancelled_epoch + 1,
+ osdc->epoch_barrier);
+}
+
/*
* create+register a new session for given mds.
* called under mdsc->mutex.
@@ -3485,6 +3497,7 @@ int ceph_mdsc_init(struct ceph_fs_client *fsc)
ceph_caps_init(mdsc);
ceph_adjust_min_caps(mdsc, fsc->min_caps);
+ fsc->client->osdc.map_cb = handle_osd_map;
init_rwsem(&mdsc->pool_perm_rwsem);
mdsc->pool_perm_tree = RB_ROOT;
--
2.9.3
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