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 X-Spam-Level: X-Spam-Status: No, score=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 95437C2D0E4 for ; Fri, 27 Nov 2020 16:13:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5A62D20786 for ; Fri, 27 Nov 2020 16:13:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="L9r8nbKP" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731361AbgK0QNQ (ORCPT ); Fri, 27 Nov 2020 11:13:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49342 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726889AbgK0QNP (ORCPT ); Fri, 27 Nov 2020 11:13:15 -0500 Received: from mail-pl1-x641.google.com (mail-pl1-x641.google.com [IPv6:2607:f8b0:4864:20::641]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9C743C0613D1; Fri, 27 Nov 2020 08:13:15 -0800 (PST) Received: by mail-pl1-x641.google.com with SMTP id x4so1174663pln.8; Fri, 27 Nov 2020 08:13:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=GirRYv7Yp+UW6qivVdz+bDt6vd2WoU0OZWfuEpWcOf8=; b=L9r8nbKPGD+VrNpeg9Ia569cWKcPzthfGsiXwc6CDERjxEJbacIkzCDDATwpdu3lM4 vm7jJnZzIjwUsnyRH8gCW+vbGk2SsKeASSX/xBdl8kA73D9X9QWDIeQ7txNUyfYlv4Rp aDCaXq48MNEXZo8bH9F/S/eghpoYAtQtRZAVILyW2K1NI3v3lSzt1kg19VdvPUN4/SRd Rl1UwVuIac2Wzeg6SAKw91giz34p4QiKvxTo7xdUVDu4nwQ8AOjPHSsGYf41pCX9XB+C I7UeLgFwKSNZrgiYG0keXhjq2UqHcbLI7d2gBFsTopenE0rMjgjbMWtuQb6hFqqf0B/Z DLQA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=GirRYv7Yp+UW6qivVdz+bDt6vd2WoU0OZWfuEpWcOf8=; b=Tu8LO6YxFkeq0tuITQs0pPVMu9DmjB/is4T42sYW5ksZOLQ9QaSSMoe7Tqsu7m483x ArDlnoyA3KEXzGgtZKEpogYjFzMoh3s+ZvbGdtcN/VRjaKzWdcgh7LCU87a44UZi9xVM YqvrTL8ONmfP5+xY/eivLuS01/NVouQ1UR4sU4AXigLHOuZl5ao4JMchJdDDGM0UwAyV OzIWg01DwwiANYktsxrMUvJ/i9unUpj5tWcQpa2ryiYoTUyaPXugtRM33c8ezBASQtsm 9vVpL3D4t8Pzt1ARaYX1ktrQ2a0deH6iYbcBgUgPcl9gn+o7wWUKIpnm+PFUbSWKI0FO a1Yg== X-Gm-Message-State: AOAM532R34ifHDL7j/GrdbSu8IZVbAK7EbgpcMl4Af9i88NyrnDQvvYX RyQlyJ2uPf33gOcCQ+zxGa0= X-Google-Smtp-Source: ABdhPJwJ3TjlePotEChx7WHTGAVLvC2oQXEJgQuJnNR6re1vWaiN/cNyXzaL66pXZiGeligXyc5bRw== X-Received: by 2002:a17:902:fe12:b029:da:5be6:60a8 with SMTP id g18-20020a170902fe12b02900da5be660a8mr474123plj.21.1606493595264; Fri, 27 Nov 2020 08:13:15 -0800 (PST) Received: from localhost.localdomain ([115.192.120.179]) by smtp.gmail.com with ESMTPSA id v126sm7992715pfb.137.2020.11.27.08.13.05 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 27 Nov 2020 08:13:14 -0800 (PST) From: Yafang Shao To: mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, bristot@redhat.com, qianjun.kernel@gmail.com Cc: linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org, Yafang Shao Subject: [RFC PATCH v3 2/5] sched, fair: use __schedstat_set() in set_next_entity() Date: Sat, 28 Nov 2020 00:12:26 +0800 Message-Id: <20201127161229.19336-3-laoar.shao@gmail.com> X-Mailer: git-send-email 2.24.3 (Apple Git-128) In-Reply-To: <20201127161229.19336-1-laoar.shao@gmail.com> References: <20201127161229.19336-1-laoar.shao@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org schedstat_enabled() has been already checked, so we can use __schedstat_set() directly. Signed-off-by: Yafang Shao --- kernel/sched/fair.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 8ff1daa3d9bb..7e7c03cede94 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -4414,7 +4414,7 @@ set_next_entity(struct cfs_rq *cfs_rq, struct sched_entity *se) */ if (schedstat_enabled() && rq_of(cfs_rq)->cfs.load.weight >= 2*se->load.weight) { - schedstat_set(se->statistics.slice_max, + __schedstat_set(se->statistics.slice_max, max((u64)schedstat_val(se->statistics.slice_max), se->sum_exec_runtime - se->prev_sum_exec_runtime)); } -- 2.18.4