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[147.11.105.123]) by smtp.gmail.com with ESMTPSA id d29sm5150685pgb.54.2020.07.30.01.28.41 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 30 Jul 2020 01:28:45 -0700 (PDT) From: Kevin Hao To: Steven Rostedt , Ingo Molnar Cc: linux-kernel@vger.kernel.org Subject: [PATCH 1/2] tracing/hwlat: Drop the duplicate assignment in start_kthread() Date: Thu, 30 Jul 2020 16:23:17 +0800 Message-Id: <20200730082318.42584-1-haokexin@gmail.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org We have set 'current_mask' to '&save_cpumask' in its declaration, so there is no need to assign again. Signed-off-by: Kevin Hao --- kernel/trace/trace_hwlat.c | 1 - 1 file changed, 1 deletion(-) diff --git a/kernel/trace/trace_hwlat.c b/kernel/trace/trace_hwlat.c index e2be7bb7ef7e..ddb528a6cd51 100644 --- a/kernel/trace/trace_hwlat.c +++ b/kernel/trace/trace_hwlat.c @@ -371,7 +371,6 @@ static int start_kthread(struct trace_array *tr) return 0; /* Just pick the first CPU on first iteration */ - current_mask = &save_cpumask; get_online_cpus(); cpumask_and(current_mask, cpu_online_mask, tracing_buffer_mask); put_online_cpus(); -- 2.26.2