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[80.193.200.194]) by smtp.gmail.com with ESMTPSA id l4-20020a05600c1d0400b003c7087f6ca8sm4493240wms.2.2022.10.28.05.25.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 28 Oct 2022 05:25:45 -0700 (PDT) From: Colin Ian King To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , linux-perf-users@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH][next] perf: remove unused pointer task_ctx Date: Fri, 28 Oct 2022 13:25:45 +0100 Message-Id: <20221028122545.528999-1-colin.i.king@gmail.com> X-Mailer: git-send-email 2.37.3 MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1747934452433552592?= X-GMAIL-MSGID: =?utf-8?q?1747934452433552592?= The pointer task_ctx is being assigned a value that is not read, the assignment is redundant and so is the pointer. Remove it Signed-off-by: Colin Ian King --- kernel/events/core.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/kernel/events/core.c b/kernel/events/core.c index ebd9ebd53238..e7c0df152c8f 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -4215,7 +4215,6 @@ static bool perf_rotate_context(struct perf_cpu_pmu_context *cpc) struct perf_cpu_context *cpuctx = this_cpu_ptr(&cpu_context); struct perf_event_pmu_context *cpu_epc, *task_epc = NULL; struct perf_event *cpu_event = NULL, *task_event = NULL; - struct perf_event_context *task_ctx = NULL; int cpu_rotate, task_rotate; struct pmu *pmu; @@ -4229,7 +4228,6 @@ static bool perf_rotate_context(struct perf_cpu_pmu_context *cpc) task_epc = cpc->task_epc; cpu_rotate = cpu_epc->rotate_necessary; - task_ctx = cpuctx->task_ctx; task_rotate = task_epc ? task_epc->rotate_necessary : 0; if (!(cpu_rotate || task_rotate))