linux-kernel - [PATCH v2] firewire: core: move copy_port_status() helper function to TP_fast

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Message-ID: <20240712003010.87341-1-o-takashi@sakamocchi.jp>
Date: Fri, 12 Jul 2024 09:30:10 +0900
From: Takashi Sakamoto <o-takashi@...amocchi.jp>
To: linux1394-devel@...ts.sourceforge.net
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH v2] firewire: core: move copy_port_status() helper function to TP_fast_assign() block

It would be possible to put any statement in TP_fast_assign().

This commit obsoletes the helper function and put its statements to
TP_fast_assign() for the code simplicity.

Signed-off-by: Takashi Sakamoto <o-takashi@...amocchi.jp>
---
 drivers/firewire/core-trace.c   | 11 -----------
 include/trace/events/firewire.h | 15 ++++++++++-----
 2 files changed, 10 insertions(+), 16 deletions(-)

diff --git a/drivers/firewire/core-trace.c b/drivers/firewire/core-trace.c
index 5acb02c18a47..b70947fc7b8d 100644
--- a/drivers/firewire/core-trace.c
+++ b/drivers/firewire/core-trace.c
@@ -10,17 +10,6 @@
 #include <trace/events/firewire.h>
 
 #ifdef TRACEPOINTS_ENABLED
-void copy_port_status(u8 *port_status, unsigned int port_capacity,
-		      const u32 *self_id_sequence, unsigned int quadlet_count)
-{
-	unsigned int port_index;
-
-	for (port_index = 0; port_index < port_capacity; ++port_index) {
-		port_status[port_index] =
-			self_id_sequence_get_port_status(self_id_sequence, quadlet_count, port_index);
-	}
-}
-
 EXPORT_TRACEPOINT_SYMBOL_GPL(isoc_inbound_single_completions);
 EXPORT_TRACEPOINT_SYMBOL_GPL(isoc_inbound_multiple_completions);
 EXPORT_TRACEPOINT_SYMBOL_GPL(isoc_outbound_completions);
diff --git a/include/trace/events/firewire.h b/include/trace/events/firewire.h
index bac9d98e88e5..b108176deb22 100644
--- a/include/trace/events/firewire.h
+++ b/include/trace/events/firewire.h
@@ -392,9 +392,6 @@ TRACE_EVENT(bus_reset_handle,
 #define PHY_PACKET_SELF_ID_GET_INITIATED_RESET(quads)	\
 	((((const u32 *)quads)[0] & SELF_ID_ZERO_INITIATED_RESET_MASK) >> SELF_ID_ZERO_INITIATED_RESET_SHIFT)
 
-void copy_port_status(u8 *port_status, unsigned int port_capacity, const u32 *self_id_sequence,
-		      unsigned int quadlet_count);
-
 TRACE_EVENT(self_id_sequence,
 	TP_PROTO(unsigned int card_index, const u32 *self_id_sequence, unsigned int quadlet_count, unsigned int generation),
 	TP_ARGS(card_index, self_id_sequence, quadlet_count, generation),
@@ -407,8 +404,16 @@ TRACE_EVENT(self_id_sequence,
 	TP_fast_assign(
 		__entry->card_index = card_index;
 		__entry->generation = generation;
-		copy_port_status(__get_dynamic_array(port_status), __get_dynamic_array_len(port_status),
-				 self_id_sequence, quadlet_count);
+		{
+			u8 *port_status = __get_dynamic_array(port_status);
+			unsigned int port_index;
+
+			for (port_index = 0; port_index < __get_dynamic_array_len(port_status); ++port_index) {
+				port_status[port_index] =
+					self_id_sequence_get_port_status(self_id_sequence,
+									 quadlet_count, port_index);
+			}
+		}
 		memcpy(__get_dynamic_array(self_id_sequence), self_id_sequence,
 					   __get_dynamic_array_len(self_id_sequence));
 	),
-- 
2.43.0