From nobody Thu Dec 18 13:14:10 2025 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 1DC69193402 for ; Mon, 24 Mar 2025 21:17:54 +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=1742851075; cv=none; b=ZZ0HZDb1cdiRN2rlomB3peOJ29puVGPHUVIWTytoztNdoxYbGF73NV/w7Kj6ksadOaD+gjxX5nMg/wr9zICn40jvrt3Rd0k3b+76G/jB6xz6wKBzTa5+cE6oa5s2KE+7Gm5YnnszPgJE51WLwSYHAtt8pWREsYLqTqjfRFG4+tA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742851075; c=relaxed/simple; bh=vfyr5k1ytxbqD5dDvZv/NHqPDJ06Jbpq2YW1jgz8ODE=; h=Message-ID:Date:From:To:Cc:Subject:References:MIME-Version: Content-Type; b=te2G/c1NCecq88dfJwtX8sGBhWjYR7oF2E52xKHcZxeij25OxX0tUeceoplPDQbAzqgcChEAbuXb1HKOg9h4gkjZer87IVx/VYOxS8Gkcda0MLnW1DuXpxGqJINRaYkr2/pBZUkI7OUpm1kmOAbRgjCFbHhovPO5wJrIiNfzEEs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id AEABFC4CEE4; Mon, 24 Mar 2025 21:17:54 +0000 (UTC) Received: from rostedt by gandalf with local (Exim 4.98) (envelope-from ) id 1twpBt-00000002Acp-1Lzs; Mon, 24 Mar 2025 17:18:37 -0400 Message-ID: <20250324211837.171611564@goodmis.org> User-Agent: quilt/0.68 Date: Mon, 24 Mar 2025 17:18:22 -0400 From: Steven Rostedt To: linux-kernel@vger.kernel.org Cc: Masami Hiramatsu , Mark Rutland , Mathieu Desnoyers , Andrew Morton , Abaci Robot , Jiapeng Chong Subject: [for-next][PATCH 1/3] function_graph: Remove the unused variable func References: <20250324211821.731702961@goodmis.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable From: Jiapeng Chong Variable func is not effectively used, so delete it. kernel/trace/trace_functions_graph.c:925:16: warning: variable =E2=80=98fun= c=E2=80=99 set but not used. This happened because the variable "func" which came from "call->func" was replaced by "ret_func" coming from "graph_ret->func" but "func" wasn't removed after the replacement. Link: https://lore.kernel.org/20250307021412.119107-1-jiapeng.chong@linux.a= libaba.com Reported-by: Abaci Robot Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=3D19250 Fixes: ff5c9c576e754 ("ftrace: Add support for function argument to graph t= racer") Signed-off-by: Jiapeng Chong Signed-off-by: Steven Rostedt (Google) --- kernel/trace/trace_functions_graph.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_func= tions_graph.c index 71b2fb068b6b..ed61ff719aa4 100644 --- a/kernel/trace/trace_functions_graph.c +++ b/kernel/trace/trace_functions_graph.c @@ -922,7 +922,6 @@ print_graph_entry_leaf(struct trace_iterator *iter, struct ftrace_graph_ent *call; unsigned long long duration; unsigned long ret_func; - unsigned long func; int args_size; int cpu =3D iter->cpu; int i; @@ -933,8 +932,6 @@ print_graph_entry_leaf(struct trace_iterator *iter, call =3D &entry->graph_ent; duration =3D ret_entry->rettime - ret_entry->calltime; =20 - func =3D call->func + iter->tr->text_delta; - if (data) { struct fgraph_cpu_data *cpu_data; =20 --=20 2.47.2