From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 95CDC606A335 for ; Tue, 27 Oct 2026 15:45:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=jdXfyJo0 Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CDAC510F6A3; Tue, 27 Oct 2026 15:45:02 +0000 (UTC) Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id A914E10E426; Tue, 27 Oct 2026 15:44:19 +0000 (UTC) Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 14CD443C9C; Tue, 27 Oct 2026 15:44:15 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CDEA01F031E1; Tue, 27 Oct 2026 15:44:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793115855; bh=/z7vULV9ET96OVawlpuKhOOFOEzaoRsKx7ENimt5WTY=; h=Date:From:To:Cc:Subject:References; b=jdXfyJo0CGxQAq6lrM+rdnAC5kkyIyDGCyaXy8RY12C/xhAmDv3kBWgF640VC9QLr 5ShJWb1/tqFMTWp3gx+4Bu638fVHYryIf65TpGBn9iErS6v5zw4chc+UIqthKMFSol m7QJgZDgqjgnpl6sFCER7TZcLp5ZqjJm9yTM5hebyb6YNCzPAgGsdwC0gbxsalLn38 6BtLExOerDeAlk2bQKM+UiC1Lxrm5PIavqM9G8sYWMn19MLQ3I2DWjlYV/2TCRcwCQ 2IqeWVq3OUlxSdmQQEVXdpj261/935ndAUdylVs9l3k+qqwUfbv56vUmNl7D9zeeR4 0hWk1S9PZO1eQ== Received: from rostedt by gandalf with local (Exim 4.100.1) (envelope-from ) id 1xLjLS-000000078je-0hhf; Tue, 27 Oct 2026 11:44:14 -0400 Message-ID: <20261027154413.997660461@kernel.org> User-Agent: quilt/0.69 Date: Tue, 27 Oct 2026 11:37:06 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org Cc: Masami Hiramatsu , Mark Rutland , Mathieu Desnoyers , Andrew Morton , Vineeth Pillai , Peter Zijlstra , Aaron Conole , Alex Deucher , Alexei Starovoitov , Anna-Maria Behnsen , Borislav Petkov , Chanwoo Choi , =?UTF-8?q?Christian=20K=C3=B6nig?= , Daniel Borkmann , Danilo Krummrich , Dave Hansen , David Airlie , "David S. Miller" , Eelco Chaudron , Eric Dumazet , Frederic Weisbecker , Ilya Maximets , Ingo Molnar , Jakub Kicinski , "James E.J. Bottomley" , Jesper Dangaard Brouer , Jiri Pirko , John Fastabend , Jon Maloy , Koby Elbaz , Konstantin Sinyuk , Kyungmin Park , Maarten Lankhorst , Marcelo Ricardo Leitner , "Martin K. Petersen" , Matthew Brost , Maxime Ripard , MyungJoo Ham , Oded Gabbay , Paolo Abeni , Philipp Stanner , Simona Vetter , Sumit Semwal , Thomas Gleixner , Thomas Zimmermann , tipc-discussion@lists.sourceforge.net, Tung Quang Nguyen , Xin Long , x86@kernel.org, amd-gfx@lists.freedesktop.org, bpf@vger.kernel.org, dev@openvswitch.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, linux-pm@vger.kernel.org, linux-scsi@vger.kernel.org, linux-sctp@vger.kernel.org, netdev@vger.kernel.org Subject: [PATCH 8/9] kernel: time, trace: Use trace_call__##name() at guarded tracepoint call sites References: <20261027153658.703730257@kernel.org> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "dri-devel" X-Spam-Status: No, score=-16.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=unavailable autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 From: Vineeth Pillai Replace trace_foo() with the new trace_call__foo() at sites already guarded by trace_foo_enabled(), avoiding a redundant static_branch_unlikely() re-evaluation inside the tracepoint. trace_call__foo() calls the tracepoint callbacks directly without utilizing the static branch again. Original v2 series: https://lore.kernel.org/linux-trace-kernel/20260323160052.17528-1-vineeth@bitbyteword.org/ Parts of the original v2 series have already been merged in mainline. This patch is being reposted as a follow-up cleanup for the remaining unmerged pieces. Link: https://patch.msgid.link/20260515135959.2238922-1-vineeth@bitbyteword.org Suggested-by: Steven Rostedt Suggested-by: Peter Zijlstra Signed-off-by: Vineeth Pillai (Google) Assisted-by: Claude:claude-sonnet-4-6 Signed-off-by: Steven Rostedt --- kernel/time/tick-sched.c | 12 ++++++------ kernel/trace/trace_benchmark.c | 2 +- 2 files changed, 7 insertions(+), 7 deletions(-) diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 5d53ab18b31a..9bdd49e66acf 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -346,32 +346,32 @@ static bool check_tick_dependency(atomic_t *dep) return !!val; if (val & TICK_DEP_MASK_POSIX_TIMER) { - trace_tick_stop(0, TICK_DEP_MASK_POSIX_TIMER); + trace_call__tick_stop(0, TICK_DEP_MASK_POSIX_TIMER); return true; } if (val & TICK_DEP_MASK_PERF_EVENTS) { - trace_tick_stop(0, TICK_DEP_MASK_PERF_EVENTS); + trace_call__tick_stop(0, TICK_DEP_MASK_PERF_EVENTS); return true; } if (val & TICK_DEP_MASK_SCHED) { - trace_tick_stop(0, TICK_DEP_MASK_SCHED); + trace_call__tick_stop(0, TICK_DEP_MASK_SCHED); return true; } if (val & TICK_DEP_MASK_CLOCK_UNSTABLE) { - trace_tick_stop(0, TICK_DEP_MASK_CLOCK_UNSTABLE); + trace_call__tick_stop(0, TICK_DEP_MASK_CLOCK_UNSTABLE); return true; } if (val & TICK_DEP_MASK_RCU) { - trace_tick_stop(0, TICK_DEP_MASK_RCU); + trace_call__tick_stop(0, TICK_DEP_MASK_RCU); return true; } if (val & TICK_DEP_MASK_RCU_EXP) { - trace_tick_stop(0, TICK_DEP_MASK_RCU_EXP); + trace_call__tick_stop(0, TICK_DEP_MASK_RCU_EXP); return true; } diff --git a/kernel/trace/trace_benchmark.c b/kernel/trace/trace_benchmark.c index e19c32f2a938..189d383934fd 100644 --- a/kernel/trace/trace_benchmark.c +++ b/kernel/trace/trace_benchmark.c @@ -51,7 +51,7 @@ static void trace_do_benchmark(void) local_irq_disable(); start = trace_clock_local(); - trace_benchmark_event(bm_str, bm_last); + trace_call__benchmark_event(bm_str, bm_last); stop = trace_clock_local(); local_irq_enable(); -- 2.53.0