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authorChuck Lever <chuck.lever@oracle.com>2021-05-14 15:57:02 -0400
committerJ. Bruce Fields <bfields@redhat.com>2021-05-18 13:44:04 -0400
commit3c92fba557c622a53fc166b76dede92863354da1 (patch)
tree9d91cd1367047f512e9bdd19c107dcc5ef697a84 /fs/nfsd/trace.h
parent9f57c6062bf3ce2c6ab9ba60040b34e8134ef259 (diff)
downloadlinux-3c92fba557c622a53fc166b76dede92863354da1.tar.gz
NFSD: Enhance the nfsd_cb_setup tracepoint
Display the transport protocol and authentication flavor so admins
can see what they might be getting wrong.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd/trace.h')
-rw-r--r--fs/nfsd/trace.h27
1 files changed, 26 insertions, 1 deletions
diff --git a/fs/nfsd/trace.h b/fs/nfsd/trace.h
index 336dc4c45416..fc80879d6077 100644
--- a/fs/nfsd/trace.h
+++ b/fs/nfsd/trace.h
@@ -910,7 +910,6 @@ DEFINE_EVENT(nfsd_cb_class, nfsd_cb_##name,		\
 	TP_PROTO(const struct nfs4_client *clp),	\
 	TP_ARGS(clp))
 
-DEFINE_NFSD_CB_EVENT(setup);
 DEFINE_NFSD_CB_EVENT(state);
 DEFINE_NFSD_CB_EVENT(lost);
 DEFINE_NFSD_CB_EVENT(shutdown);
@@ -931,6 +930,32 @@ TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5P);
 		{ RPC_AUTH_GSS_KRB5I,		"krb5i" },		\
 		{ RPC_AUTH_GSS_KRB5P,		"krb5p" })
 
+TRACE_EVENT(nfsd_cb_setup,
+	TP_PROTO(const struct nfs4_client *clp,
+		 const char *netid,
+		 rpc_authflavor_t authflavor
+	),
+	TP_ARGS(clp, netid, authflavor),
+	TP_STRUCT__entry(
+		__field(u32, cl_boot)
+		__field(u32, cl_id)
+		__field(unsigned long, authflavor)
+		__array(unsigned char, addr, sizeof(struct sockaddr_in6))
+		__array(unsigned char, netid, 8)
+	),
+	TP_fast_assign(
+		__entry->cl_boot = clp->cl_clientid.cl_boot;
+		__entry->cl_id = clp->cl_clientid.cl_id;
+		strlcpy(__entry->netid, netid, sizeof(__entry->netid));
+		__entry->authflavor = authflavor;
+		memcpy(__entry->addr, &clp->cl_cb_conn.cb_addr,
+			sizeof(struct sockaddr_in6));
+	),
+	TP_printk("addr=%pISpc client %08x:%08x proto=%s flavor=%s",
+		__entry->addr, __entry->cl_boot, __entry->cl_id,
+		__entry->netid, show_nfsd_authflavor(__entry->authflavor))
+);
+
 TRACE_EVENT(nfsd_cb_setup_err,
 	TP_PROTO(
 		const struct nfs4_client *clp,