From nobody Thu Apr 2 22:05:12 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A77223FD140 for ; Thu, 26 Mar 2026 14:26:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774535190; cv=none; b=QgOXd4PIvlu8xcvxgKEwB5fNMfS8fjNjn01bDHXnbT/Ywr11aDN0EEFOLRPpKczKFRplNtToN5FJieucZbfxwjghQVQJAnqx6wybrJlZkErtsqdqVT6NP14i+ZchXQYdt8rRERNGOR+Cr6nXRQFEjistRoTWa4oPOcl+lc8ZtnM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774535190; c=relaxed/simple; bh=GwEQoPZxPaH8/kFLl0DeQs94N1yCBHxSlWsEkNf87UU=; h=Message-ID:Date:From:To:Cc:Subject:References:MIME-Version: Content-Type; b=D91jLFVGACSq24CH4lIhXNV9yAJwuyW6b4t3OGREbCetF0gH0wZ0p8mXFpyuvtvq7LdUj95BmnCGeuHRnhNnvKE5/UyWxqwoqC7i6MjslXE327coAGoVsPLFZzya/TovUGgV1nxb5O/LxsyY0vdPdF3+O8M5OUs/Tyf9WDj4wQg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=fEq9IwSJ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="fEq9IwSJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7A763C19424; Thu, 26 Mar 2026 14:26:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774535190; bh=GwEQoPZxPaH8/kFLl0DeQs94N1yCBHxSlWsEkNf87UU=; h=Date:From:To:Cc:Subject:References:From; b=fEq9IwSJai1G+re7AHQ0a0aVbnSlC2CmW4YHApgUvtXJkbfWk4nwD/lGacIE0Uf89 RixcSUM46C+05SYVtP3d1rKHaOG79N1ODrieAf1liFMMXpDeVnf998Uv7GGtRK/V1d zBTxsmS35ME+w1/0gs5MIKmwEigaH7PoTjFoA16ONjpaajER55XyYIrEoZ+ICA7AQu bB1gtLWiMZVKCBMMPdMqb6wgl/uDBRejZzazbOLNtv1nF6RxnKIJLX0+g25wyUkgvU uMKVbvSbOn1JMxbisYFgdZmtbOgyzvAV3AQt+GI223NGQmNtWF3qrm/pIiK3mWEEB7 GMKOxeF+uPvAw== Received: from rostedt by gandalf with local (Exim 4.99.1) (envelope-from ) id 1w5lg5-0000000DuDP-1ZjK; Thu, 26 Mar 2026 10:27:17 -0400 Message-ID: <20260326142717.242926364@kernel.org> User-Agent: quilt/0.69 Date: Thu, 26 Mar 2026 10:27:04 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org Cc: Masami Hiramatsu , Mark Rutland , Mathieu Desnoyers , Andrew Morton , David Vernet , Andrea Righi , Changwoo Min , Ingo Molnar , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Ben Segall , Mel Gorman , Valentin Schneider , Thomas Gleixner , "Yury Norov [NVIDIA]" , "Paul E. McKenney" , Rik van Riel , Roman Kisel , Joel Fernandes , "Rafael J. Wysocki" , Ulf Hansson , Peter Zijlstra , "Vineeth Pillai (Google)" , Tejun Heo Subject: [for-next][PATCH 08/13] kernel: Use trace_call__##name() at guarded tracepoint call sites References: <20260326142656.794462952@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: "Vineeth Pillai (Google)" 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. Cc: David Vernet Cc: Andrea Righi Cc: Changwoo Min Cc: Ingo Molnar Cc: Juri Lelli Cc: Vincent Guittot Cc: Dietmar Eggemann Cc: Ben Segall Cc: Mel Gorman Cc: Valentin Schneider Cc: Thomas Gleixner Cc: "Yury Norov [NVIDIA]" Cc: "Paul E. McKenney" Cc: Rik van Riel Cc: Roman Kisel Cc: Joel Fernandes Cc: "Rafael J. Wysocki" Cc: Ulf Hansson Link: https://patch.msgid.link/20260323160052.17528-3-vineeth@bitbyteword.o= rg Suggested-by: Steven Rostedt Suggested-by: Peter Zijlstra Signed-off-by: Vineeth Pillai (Google) Assisted-by: Claude:claude-sonnet-4-6 Acked-by: Tejun Heo Acked-by: Thomas Gleixner Acked-by: Masami Hiramatsu (Google) Signed-off-by: Steven Rostedt (Google) --- kernel/irq_work.c | 2 +- kernel/sched/ext.c | 2 +- kernel/smp.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/kernel/irq_work.c b/kernel/irq_work.c index 73f7e1fd4ab4..120fd7365fbe 100644 --- a/kernel/irq_work.c +++ b/kernel/irq_work.c @@ -79,7 +79,7 @@ void __weak arch_irq_work_raise(void) static __always_inline void irq_work_raise(struct irq_work *work) { if (trace_ipi_send_cpu_enabled() && arch_irq_work_has_interrupt()) - trace_ipi_send_cpu(smp_processor_id(), _RET_IP_, work->func); + trace_call__ipi_send_cpu(smp_processor_id(), _RET_IP_, work->func); =20 arch_irq_work_raise(); } diff --git a/kernel/sched/ext.c b/kernel/sched/ext.c index 26a6ac2f8826..7da8be1b0f26 100644 --- a/kernel/sched/ext.c +++ b/kernel/sched/ext.c @@ -4493,7 +4493,7 @@ static __printf(2, 3) void dump_line(struct seq_buf *= s, const char *fmt, ...) vscnprintf(line_buf, sizeof(line_buf), fmt, args); va_end(args); =20 - trace_sched_ext_dump(line_buf); + trace_call__sched_ext_dump(line_buf); } #endif /* @s may be zero sized and seq_buf triggers WARN if so */ diff --git a/kernel/smp.c b/kernel/smp.c index f349960f79ca..537cf1f461d7 100644 --- a/kernel/smp.c +++ b/kernel/smp.c @@ -394,7 +394,7 @@ void __smp_call_single_queue(int cpu, struct llist_node= *node) func =3D CSD_TYPE(csd) =3D=3D CSD_TYPE_TTWU ? sched_ttwu_pending : csd->func; =20 - trace_csd_queue_cpu(cpu, _RET_IP_, func, csd); + trace_call__csd_queue_cpu(cpu, _RET_IP_, func, csd); } =20 /* --=20 2.51.0