commit 9759b0fb1d202e6bc9bdab10612189abc9389df8
author Olga Kornievskaia <kolga@netapp.com> Tue Nov 24 13:29:42 2015 -0500
committer Trond Myklebust <trond.myklebust@primarydata.com> Mon Dec 28 09:57:14 2015 -0500
tree 375d56a47f95ebe5dc66cbb3cc332708ccb7109b
parent 48c9579a1afe4315be4576ec4c0b24c2715da0e0

Adding tracepoint to cached open

Signed-off-by: Olga Kornievskaia <kolga@netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

fs/nfs/nfs4proc.c

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 492d303..e941261 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -1598,6 +1598,7 @@
 
 	if (!data->rpc_done) {
 		state = nfs4_try_open_cached(data);
+		trace_nfs4_cached_open(data->state);
 		goto out;
 	}
 
@@ -2015,6 +2016,7 @@
 	}
 	return;
 unlock_no_action:
+	trace_nfs4_cached_open(data->state);
 	rcu_read_unlock();
 out_no_action:
 	task->tk_action = NULL;