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NFSv4.1: Add tracepoints for debugging test_stateid events

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Add tracepoints to detect issues with the TEST_STATEID operation.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust
2013-08-20 21:59:40 -04:00
parent 2f92ae343e
commit 08cb47faa4
2 changed files with 52 additions and 0 deletions
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3
fs/nfs/nfs4proc.c
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@@ -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. */