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-rw-r--r--fs/lockd/mon.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/fs/lockd/mon.c b/fs/lockd/mon.c
index 07e16b81498d..aaaa08e7ae7a 100644
--- a/fs/lockd/mon.c
+++ b/fs/lockd/mon.c
@@ -69,11 +69,18 @@ nsm_mon_unmon(struct nsm_handle *nsm, u32 proc, struct nsm_res *res)
return status;
}
-/*
- * Set up monitoring of a remote host
+/**
+ * nsm_monitor - Notify a peer in case we reboot
+ * @host: pointer to nlm_host of peer to notify
+ *
+ * If this peer is not already monitored, this function sends an
+ * upcall to the local rpc.statd to record the name/address of
+ * the peer to notify in case we reboot.
+ *
+ * Returns zero if the peer is monitored by the local rpc.statd;
+ * otherwise a negative errno value is returned.
*/
-int
-nsm_monitor(struct nlm_host *host)
+int nsm_monitor(const struct nlm_host *host)
{
struct nsm_handle *nsm = host->h_nsmhandle;
struct nsm_res res;