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[RFC,18/21] NFSD: Add nfsd_clid_destroyed tracepoint

Message ID 162066200859.94415.14040468789531492561.stgit@klimt.1015granger.net (mailing list archive)
State New, archived
Headers show
Series NFSD callback and lease management observability | expand

Commit Message

Chuck Lever May 10, 2021, 3:53 p.m. UTC 
Record client-requested termination of client IDs.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---
 fs/nfsd/nfs4state.c |    1 +
 fs/nfsd/trace.h     |    1 +
 2 files changed, 2 insertions(+)
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Patch

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index f40d948964f5..52e03e9ab021 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -3909,6 +3909,7 @@  nfsd4_destroy_clientid(struct svc_rqst *rqstp,
 		status = nfserr_wrong_cred;
 		goto out;
 	}
+	trace_nfsd_clid_destroyed(&clp->cl_clientid);
 	unhash_client_locked(clp);
 out:
 	spin_unlock(&nn->client_lock);
diff --git a/fs/nfsd/trace.h b/fs/nfsd/trace.h
index a39a7c9ac217..9567840f8580 100644
--- a/fs/nfsd/trace.h
+++ b/fs/nfsd/trace.h
@@ -511,6 +511,7 @@  DEFINE_EVENT(nfsd_clientid_class, nfsd_clid_##name, \
 	TP_ARGS(clid))
 
 DEFINE_CLIENTID_EVENT(confirmed);
+DEFINE_CLIENTID_EVENT(destroyed);
 DEFINE_CLIENTID_EVENT(expired);
 DEFINE_CLIENTID_EVENT(purged);
 DEFINE_CLIENTID_EVENT(renew);