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-rw-r--r--fs/afs/cmservice.c12
-rw-r--r--include/trace/events/afs.h42
2 files changed, 51 insertions, 3 deletions
diff --git a/fs/afs/cmservice.c b/fs/afs/cmservice.c
index bcd13397bd59..9f13375f49b8 100644
--- a/fs/afs/cmservice.c
+++ b/fs/afs/cmservice.c
@@ -287,8 +287,10 @@ static int afs_deliver_cb_callback(struct afs_call *call)
* vnodes to operate upon */
rxrpc_kernel_get_peer(call->net->socket, call->rxcall, &srx);
server = afs_find_server(call->net, &srx);
- if (!server)
+ if (!server) {
+ trace_afs_cm_no_server(call, &srx);
return -ENOTCONN;
+ }
call->cm_server = server;
return afs_queue_call_work(call);
@@ -329,8 +331,10 @@ static int afs_deliver_cb_init_call_back_state(struct afs_call *call)
/* we'll need the file server record as that tells us which set of
* vnodes to operate upon */
server = afs_find_server(call->net, &srx);
- if (!server)
+ if (!server) {
+ trace_afs_cm_no_server(call, &srx);
return -ENOTCONN;
+ }
call->cm_server = server;
return afs_queue_call_work(call);
@@ -400,8 +404,10 @@ static int afs_deliver_cb_init_call_back_state3(struct afs_call *call)
rcu_read_lock();
server = afs_find_server_by_uuid(call->net, call->request);
rcu_read_unlock();
- if (!server)
+ if (!server) {
+ trace_afs_cm_no_server_u(call, call->request);
return -ENOTCONN;
+ }
call->cm_server = server;
return afs_queue_call_work(call);
diff --git a/include/trace/events/afs.h b/include/trace/events/afs.h
index f0820554caa9..d0a341bc4540 100644
--- a/include/trace/events/afs.h
+++ b/include/trace/events/afs.h
@@ -575,6 +575,48 @@ TRACE_EVENT(afs_protocol_error,
__entry->call, __entry->error, __entry->where)
);
+TRACE_EVENT(afs_cm_no_server,
+ TP_PROTO(struct afs_call *call, struct sockaddr_rxrpc *srx),
+
+ TP_ARGS(call, srx),
+
+ TP_STRUCT__entry(
+ __field(unsigned int, call )
+ __field(unsigned int, op_id )
+ __field_struct(struct sockaddr_rxrpc, srx )
+ ),
+
+ TP_fast_assign(
+ __entry->call = call->debug_id;
+ __entry->op_id = call->operation_ID;
+ memcpy(&__entry->srx, srx, sizeof(__entry->srx));
+ ),
+
+ TP_printk("c=%08x op=%u %pISpc",
+ __entry->call, __entry->op_id, &__entry->srx.transport)
+ );
+
+TRACE_EVENT(afs_cm_no_server_u,
+ TP_PROTO(struct afs_call *call, const uuid_t *uuid),
+
+ TP_ARGS(call, uuid),
+
+ TP_STRUCT__entry(
+ __field(unsigned int, call )
+ __field(unsigned int, op_id )
+ __field_struct(uuid_t, uuid )
+ ),
+
+ TP_fast_assign(
+ __entry->call = call->debug_id;
+ __entry->op_id = call->operation_ID;
+ memcpy(&__entry->uuid, uuid, sizeof(__entry->uuid));
+ ),
+
+ TP_printk("c=%08x op=%u %pU",
+ __entry->call, __entry->op_id, &__entry->uuid)
+ );
+
#endif /* _TRACE_AFS_H */
/* This part must be outside protection */