From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 53B4FECAAA1 for ; Fri, 28 Oct 2022 12:25:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229914AbiJ1MZx (ORCPT ); Fri, 28 Oct 2022 08:25:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38366 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229933AbiJ1MZs (ORCPT ); Fri, 28 Oct 2022 08:25:48 -0400 Received: from mail-wr1-x42b.google.com (mail-wr1-x42b.google.com [IPv6:2a00:1450:4864:20::42b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 15EF910F882; Fri, 28 Oct 2022 05:25:48 -0700 (PDT) Received: by mail-wr1-x42b.google.com with SMTP id l14so6409953wrw.2; Fri, 28 Oct 2022 05:25:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=FK1/5YPkFf1Q7P1hlST2j1TGwCKOMyfu9yX7sOPqiu4=; b=dozcZ8KcZHyduxk/YDCY0FUTHezHt98S3E6zQLbDkiyXvW/vrmIxDZaqb+6/2jIpmT IfERd2QCtNUTKPTu2vch65f03UPEyjfCasTvpX2w0Ti8wWwgcp6wOBOKio/msbdfXnsd KNtVw0HARSmo3TDUunh/dsXcB+NbpfT9pdGToKxCEYJqf9WTyKOyc+s6tGX+Ds7T4E2F +vjnlAR2/MVw5NurqhWCjpVAqKnObuyXGlgal7HTr2KQUUPreJAlhI6Xc7FGFA5eyasz bOCZGkq4eTgdvvJRVzRLS7YP4E0CywS3nT8LSJIw3f8We0JJNXr00G83Ak2TDLteXqvI kkcQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=FK1/5YPkFf1Q7P1hlST2j1TGwCKOMyfu9yX7sOPqiu4=; b=4g3WmMDVmWavkz+BADK4FsNJTxhFuGW8kw9QvYykejYuZZRA5cdF/53JjkwaR9rHnC n4ruGHIAtUqqvAL6FuXODBoMRZrdlKTn4U8A9reBzKjcvMkJ6P2PqUwQ5KIbfxPAV8dL YPtamVu/dSJEPeB29GkRAg0SaqG003GZKxS4j/0D8DRon/QJWZISQKV1AGAs7NhQxjdD oGq6nWAebfn7qzlH+XhWXeIPXYiiJBD39lTvXiBPPegD4e8yrcwnr0xE3ZfoCYobd2jU f/5fjCOzeoiI52kI7O/eLvGxRxvaTyJ6xI2u1lj4y5vJ1NvSLs/4TWqd3CMmhE4AjnQ3 29Og== X-Gm-Message-State: ACrzQf3X8VdjiF5u7e0ptsIv7kSshlGzH2Nj2Sb0zJdE9QFi/C5ieQ0Q /J1JyA9MGDGqwac//I2ZGyc= X-Google-Smtp-Source: AMsMyM7lv7DKYenGFEasJTH7+oVoBU4pALFMDyuloucnUJszGGYZH1IwHoOSWbsnCJqFHbvC45s3qQ== X-Received: by 2002:a5d:5711:0:b0:236:598d:83ed with SMTP id a17-20020a5d5711000000b00236598d83edmr24125851wrv.190.1666959946497; Fri, 28 Oct 2022 05:25:46 -0700 (PDT) Received: from localhost (cpc154979-craw9-2-0-cust193.16-3.cable.virginm.net. [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 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-perf-users@vger.kernel.org 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)) -- 2.37.3