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=-8.4 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham 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 BA29CC432C0 for ; Wed, 27 Nov 2019 17:03:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8FC5020665 for ; Wed, 27 Nov 2019 17:03:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="aCWxwjQf" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727126AbfK0RDg (ORCPT ); Wed, 27 Nov 2019 12:03:36 -0500 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:50145 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726984AbfK0RDg (ORCPT ); Wed, 27 Nov 2019 12:03:36 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1574874214; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=RK6Z/QC8Et+4Op0x7LlPHwcCsvq5DcwP1lX31wAzH+8=; b=aCWxwjQfedbHOGozTVdnTIv94eyal/NbyP8rv2HGYrJhFhYhOR0Wb9rVtmypboeVMkkL55 /xVjcmxbzZ3SaYCWR+gzvCv7m8j+xyg5D55k/KP6+2iwifatYupl+D1l21LoQZFBX+i7Al OVx3ZZOdbuQVxU210MVhZ1nFUERgEmE= Received: from mail-pl1-f199.google.com (mail-pl1-f199.google.com [209.85.214.199]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-348-lLGEjrDlM0-Q9MUrHhkVAw-1; Wed, 27 Nov 2019 12:03:33 -0500 Received: by mail-pl1-f199.google.com with SMTP id q14so9888810plr.15 for ; Wed, 27 Nov 2019 09:03:33 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:to:from:subject:message-id:date:user-agent :mime-version:content-transfer-encoding:content-language; bh=sXvH1TCWEfM5kCCRo+pVEE1B743fcSSjGvOi9uUGkxY=; b=nNgQyJ4tXWCSY/CdrTbEBqBcy+xOkLYpEnUhYxzqbbZuSMAhwTgfEcV46gFJqhCW9j GKI41JxQ8eMWqtD8AeAgdhy+abrS278Yz7yqmUVziWjdIa0aXUA+udMaj5KK4xI0ssmp ir6Zyx91w77lI4noY5SPCu7YNSLeWiStCShSgo551c5Gv6kWBQzAcuaGoczvNGmL8zt7 ua556aTc1opYLOOty6poV1ldiwz3p4KEPhnRVa6TuhIXTDT9U0VOYTlkQdVX4iDOg7FS URoGz5LRjBrhyjQmkq97p7pJskNLfecFdgcTjFi358Be0CuyiCaRjWRV+wOfimgfya5c UEsg== X-Gm-Message-State: APjAAAWSfMtAZq8YOpeAw9U8uwzfX5JXc/cmn4HCiTQZAgfF7Xgx9kTm y/etQTwtC8Pq5ihbG0C5moX3XuEdS4kcQo9kLOgHJS+lP+lL0l7PDTNuzVuzjYJu2cXS3yETmud tiCJplKGooTB9I12b0lXgiaXG X-Received: by 2002:a63:9d41:: with SMTP id i62mr6329539pgd.310.1574874212192; Wed, 27 Nov 2019 09:03:32 -0800 (PST) X-Google-Smtp-Source: APXvYqyNbbZqoES/yWF7zu4dbbYEYKtP44S3BiMCEXJwSLbN+tUj7THW30dCd22yzMN2OQccHLo13A== X-Received: by 2002:a63:9d41:: with SMTP id i62mr6329402pgd.310.1574874210962; Wed, 27 Nov 2019 09:03:30 -0800 (PST) Received: from trix.remote.csb ([75.142.250.213]) by smtp.gmail.com with ESMTPSA id ce22sm1766266pjb.17.2019.11.27.09.03.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 27 Nov 2019 09:03:30 -0800 (PST) To: mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, dietmar.eggemann@arm.com, bsegall@google.com, mgorman@suse.de, linux-kernel@vger.kernel.org From: Tom Rix Subject: [PATCH] sched: remove noop function task_fork_dl Message-ID: <56b066c2-90fd-4263-cf31-0a08ea44fd53@redhat.com> Date: Wed, 27 Nov 2019 09:03:28 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.0 MIME-Version: 1.0 Content-Language: en-US X-MC-Unique: lLGEjrDlM0-Q9MUrHhkVAw-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org task_fork_dl is an empty function used only for dl's sched_class.task_fork.=C2=A0 Removing it cleans up the code a bit and saves a function call in sched_fork. Signed-off-by: Tom Rix --- =C2=A0kernel/sched/deadline.c | 10 ---------- =C2=A01 file changed, 10 deletions(-) diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c index a8a08030a8f7..fbafd97d883a 100644 --- a/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c @@ -1821,14 +1821,6 @@ static void task_tick_dl(struct rq *rq, struct task_= struct *p, int queued) =C2=A0=C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 start_hrtick_dl(rq, p); =C2=A0} =C2=A0 -static void task_fork_dl(struct task_struct *p) -{ -=C2=A0=C2=A0=C2=A0 /* -=C2=A0=C2=A0=C2=A0 =C2=A0* SCHED_DEADLINE tasks cannot fork and this is ac= hieved through -=C2=A0=C2=A0=C2=A0 =C2=A0* sched_fork() -=C2=A0=C2=A0=C2=A0 =C2=A0*/ -} - =C2=A0#ifdef CONFIG_SMP =C2=A0 =C2=A0/* Only try algorithms three times */ @@ -2451,8 +2443,6 @@ const struct sched_class dl_sched_class =3D { =C2=A0#endif =C2=A0 =C2=A0=C2=A0=C2=A0=C2=A0 .task_tick=C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 = =3D task_tick_dl, -=C2=A0=C2=A0=C2=A0 .task_fork=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2= =A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 =3D task_fork_dl, - =C2=A0=C2=A0=C2=A0=C2=A0 .prio_changed=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0=C2=A0 =3D prio_changed_dl, =C2=A0=C2=A0=C2=A0=C2=A0 .switched_from=C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2= =A0 =3D switched_from_dl, =C2=A0=C2=A0=C2=A0=C2=A0 .switched_to=C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 = =3D switched_to_dl, --=20 2.23.0