NFSv4.1: Add tracepoints for debugging test_stateid events

Add tracepoints to detect issues with the TEST_STATEID operation.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index a745f7c41758..1671e1f1fe0d 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -1950,6 +1950,7 @@ static void nfs41_clear_delegation_stateid(struct nfs4_state *state)
                 cred = get_rpccred(delegation->cred);
                 rcu_read_unlock();
                 status = nfs41_test_stateid(server, stateid, cred);
+                trace_nfs4_test_delegation_stateid(state, NULL, status);
         } else
                 rcu_read_unlock();
 
@@ -1992,6 +1993,7 @@ static int nfs41_check_open_stateid(struct nfs4_state *state)
                 return -NFS4ERR_BAD_STATEID;
 
         status = nfs41_test_stateid(server, stateid, cred);
+        trace_nfs4_test_open_stateid(state, NULL, status);
         if (status != NFS_OK) {
                 /* Free the stateid unless the server explicitly
                  * informs us the stateid is unrecognized. */
@@ -5472,6 +5474,7 @@ static int nfs41_check_expired_locks(struct nfs4_state *state)
                         status = nfs41_test_stateid(server,
                                         &lsp->ls_stateid,
                                         cred);
+                        trace_nfs4_test_lock_stateid(state, lsp, status);
                         if (status != NFS_OK) {
                                 /* Free the stateid unless the server
                                  * informs us the stateid is unrecognized. */