[for-next][PATCH 2/4] cdns3: Remove unused tracepoints

Steven Rostedt posted 4 patches 5 hours ago
[for-next][PATCH 2/4] cdns3: Remove unused tracepoints
Posted by Steven Rostedt 5 hours ago
From: Steven Rostedt <rostedt@goodmis.org>

Tracepoints that are defined take up around 5K each, even if they are not
used. If they are defined and not used, then they waste memory for unused
code. Soon unused tracepoints will cause warnings.

Remove the unused tracepoints of the cdns3 subsystem. They are:
cdns3_mapped_request
cdns3_map_request
cdns3_stream_transfer_split
cdns3_stream_transfer_split_next_part

Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Pawel Laszczak <pawell@cadence.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/20250829015650.053498355@kernel.org
Acked-by: Peter Chen <peter.chen@kernel.org>
Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org>
---
 drivers/usb/cdns3/cdns3-trace.h | 61 ---------------------------------
 1 file changed, 61 deletions(-)

diff --git a/drivers/usb/cdns3/cdns3-trace.h b/drivers/usb/cdns3/cdns3-trace.h
index c4e542f1b9b7..21a6a2ce7a3d 100644
--- a/drivers/usb/cdns3/cdns3-trace.h
+++ b/drivers/usb/cdns3/cdns3-trace.h
@@ -283,39 +283,6 @@ TRACE_EVENT(cdns3_ep0_queue,
 		  __entry->length)
 );
 
-DECLARE_EVENT_CLASS(cdns3_stream_split_transfer_len,
-	TP_PROTO(struct cdns3_request *req),
-	TP_ARGS(req),
-	TP_STRUCT__entry(
-		__string(name, req->priv_ep->name)
-		__field(struct cdns3_request *, req)
-		__field(unsigned int, length)
-		__field(unsigned int, actual)
-		__field(unsigned int, stream_id)
-	),
-	TP_fast_assign(
-		__assign_str(name);
-		__entry->req = req;
-		__entry->actual = req->request.length;
-		__entry->length = req->request.actual;
-		__entry->stream_id = req->request.stream_id;
-	),
-	TP_printk("%s: req: %p,request length: %u actual length: %u  SID: %u",
-		  __get_str(name), __entry->req, __entry->length,
-		  __entry->actual, __entry->stream_id)
-);
-
-DEFINE_EVENT(cdns3_stream_split_transfer_len, cdns3_stream_transfer_split,
-	     TP_PROTO(struct cdns3_request *req),
-	     TP_ARGS(req)
-);
-
-DEFINE_EVENT(cdns3_stream_split_transfer_len,
-	     cdns3_stream_transfer_split_next_part,
-	     TP_PROTO(struct cdns3_request *req),
-	     TP_ARGS(req)
-);
-
 DECLARE_EVENT_CLASS(cdns3_log_aligned_request,
 	TP_PROTO(struct cdns3_request *priv_req),
 	TP_ARGS(priv_req),
@@ -354,34 +321,6 @@ DEFINE_EVENT(cdns3_log_aligned_request, cdns3_prepare_aligned_request,
 	TP_ARGS(req)
 );
 
-DECLARE_EVENT_CLASS(cdns3_log_map_request,
-	TP_PROTO(struct cdns3_request *priv_req),
-	TP_ARGS(priv_req),
-	TP_STRUCT__entry(
-		__string(name, priv_req->priv_ep->name)
-		__field(struct usb_request *, req)
-		__field(void *, buf)
-		__field(dma_addr_t, dma)
-	),
-	TP_fast_assign(
-		__assign_str(name);
-		__entry->req = &priv_req->request;
-		__entry->buf = priv_req->request.buf;
-		__entry->dma = priv_req->request.dma;
-	),
-	TP_printk("%s: req: %p, req buf %p, dma %p",
-		  __get_str(name), __entry->req, __entry->buf, &__entry->dma
-	)
-);
-DEFINE_EVENT(cdns3_log_map_request, cdns3_map_request,
-	     TP_PROTO(struct cdns3_request *req),
-	     TP_ARGS(req)
-);
-DEFINE_EVENT(cdns3_log_map_request, cdns3_mapped_request,
-	     TP_PROTO(struct cdns3_request *req),
-	     TP_ARGS(req)
-);
-
 DECLARE_EVENT_CLASS(cdns3_log_trb,
 	TP_PROTO(struct cdns3_endpoint *priv_ep, struct cdns3_trb *trb),
 	TP_ARGS(priv_ep, trb),
-- 
2.50.1