Received: by 2002:a05:7412:5112:b0:fa:6e18:a558 with SMTP id fm18csp235459rdb; Mon, 22 Jan 2024 19:19:56 -0800 (PST) X-Google-Smtp-Source: AGHT+IGP8mtRaOpv1dt+CVxrByq5bbTLHSpyZOnO9AxUCrjXpY6B7oQjfvW2kN8+h9PpqcNtc+HY X-Received: by 2002:a05:600c:91e:b0:40c:2c6d:c833 with SMTP id m30-20020a05600c091e00b0040c2c6dc833mr124403wmp.137.1705979996787; Mon, 22 Jan 2024 19:19:56 -0800 (PST) ARC-Seal: i=2; a=rsa-sha256; t=1705979996; cv=pass; d=google.com; s=arc-20160816; b=OLoVbSgjkKpfQZbNfjWPWJU5/L15lOmGAZ0oQd8aaHFNa3romzhKFe/VpP37UfjZr5 KJzthH8rEKVxG7a5WzkQR1eoh+gfcvsOD9t7upg7a8zZPOBjdik5VDN9k2zyFmQWBNS0 XgggcC5l5laRGydb75mr20f8dqmnDJ5GBBJ17qVZ/+I3Wio/y0hUQ8u2B3TwJ8DeGKSW enoUBQP7qGfQiHEM+5STBWLrB6flzUmZ/UgZYaP1SW3KVr+CSaroyxD3slxxH4ZTvmTP qA61Ofnjs/HUAQ3ecprvOF4XxzHU8y5fJwdWeZ+1RqBybz1JxgvrncIBpR7r3OOffVse 408Q== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:mime-version:list-unsubscribe :list-subscribe:list-id:precedence:date:dkim-signature:message-id; bh=Gui+pdhQWkXP6dWC9v7eCS3u6Ys/Ix9iDrO2B7ADWgI=; fh=knJ+q/noIykACjThyyhC1ih0q0bzBDlo1EZVdtLD45U=; b=jm9ggT8AIN6Nh2Uy9QD/GWuGytJY8DC6P+b9NwnxzElLJ3skH1mrsucGPQhslbcKLY MhliZwu0MM6V5lQqjXszglKZnFybRO2xKSxXLVRfC1h0B+cfOGc2w09mSrxrqLRjOGXY rm4XDkUSQqigL+4R4FC+tkkhXcvlYzfIQ4mSfQ/vjFVC2SpH3OAl+wnTDC10fgXfs2kB Z1zEhZlK8kg+6l6uJAhF7thhYKZ+kcvWIC85qpvPpaOLiUNA2gDVOs/Oa2YLraEjXYfA xZ6boPrav50af51HvbG0FxOM5RdadxaVgKz2rmW9tIFkO4HVOls09xc0rOMGxk89/Z/V HoAA== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@linux.dev header.s=key1 header.b=s8tLkruD; arc=pass (i=1 spf=pass spfdomain=linux.dev dkim=pass dkdomain=linux.dev dmarc=pass fromdomain=linux.dev); spf=pass (google.com: domain of linux-kernel+bounces-34674-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) smtp.mailfrom="linux-kernel+bounces-34674-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linux.dev Return-Path: Received: from am.mirrors.kernel.org (am.mirrors.kernel.org. [2604:1380:4601:e00::3]) by mx.google.com with ESMTPS id i23-20020a17090639d700b00a2c176ad6bfsi11207479eje.606.2024.01.22.19.19.56 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Jan 2024 19:19:56 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-34674-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) client-ip=2604:1380:4601:e00::3; Authentication-Results: mx.google.com; dkim=pass header.i=@linux.dev header.s=key1 header.b=s8tLkruD; arc=pass (i=1 spf=pass spfdomain=linux.dev dkim=pass dkdomain=linux.dev dmarc=pass fromdomain=linux.dev); spf=pass (google.com: domain of linux-kernel+bounces-34674-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) smtp.mailfrom="linux-kernel+bounces-34674-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linux.dev Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id 8BC821F260E0 for ; Tue, 23 Jan 2024 03:19:56 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 263231FBE; Tue, 23 Jan 2024 03:19:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="s8tLkruD" Received: from out-174.mta1.migadu.com (out-174.mta1.migadu.com [95.215.58.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 113121C17 for ; Tue, 23 Jan 2024 03:19:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.174 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705979987; cv=none; b=uG9iEdjL9STJYonsNApg2YzATb8yB9tWoFlMAsbG5BiQLn3TpZNXSxKeed+ImdFDCxKz+CjXau1oYFCZ02Z4tKvwA9VyVN3XmRk3BA9U/n9Sn9ZvUY9GVLolpO7NZ4uczVqN0DgPRUtjx8ceQCGBVFgWcH+Usop/kkPWW2aa6nE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705979987; c=relaxed/simple; bh=vgGiIj9ykyyfl2ApNKtHMtH1nqhRah4USy7ABM67MwA=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=o7a0EYFN15fpxY9R7IYiyTk+0jvuIpcnLHl41E1da0VcwUYya4yAco9vI6IWbTk3DE4hD6Ei1EIMhrhJVWHURZFl0V04mbFhR0tms6nIU/mFDQZLVMNjkUbNzYhPwVKQ5nuHu1ZI6brXcX8Bqyky0K1OYD8q/iJqdW+mEa4b1us= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=s8tLkruD; arc=none smtp.client-ip=95.215.58.174 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Message-ID: <9c474667-e1b3-18fa-e7dd-a9c1228091df@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1705979983; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Gui+pdhQWkXP6dWC9v7eCS3u6Ys/Ix9iDrO2B7ADWgI=; b=s8tLkruDJXThxzi1z315IPSgnOfqYGRgpO6Zk+kHfqiscGtfTd0hbgidgBLJbTzMHybSZw gnBA+kvz93THR9XsX5UeUiqj8z68yrRfly2BPcg0wLpEN9/yn2giM12YKMhFKimsDzzNL0 0fSx9bzcnPMohyTl+CUlZMGCGWTbGTE= Date: Tue, 23 Jan 2024 11:19:35 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [PATCH v2 0/2] sched: Return NULL when entity isn't a task Content-Language: en-US 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, vschneid@redhat.com Cc: linux-kernel@vger.kernel.org References: <20231206063400.3206346-1-yajun.deng@linux.dev> X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Yajun Deng In-Reply-To: <20231206063400.3206346-1-yajun.deng@linux.dev> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT Kindly ping... Thanks On 2023/12/6 14:33, Yajun Deng wrote: > If the entity isn't a task, return the task struct is meaningless. > Return NULL when entity isn't a task that makes the code more concise. > > v1 -> v2: > fix 'struct rt_rq' no member named 'highest_prio'. > > Yajun Deng (2): > sched/fair: Return NULL when entity isn't a task in task_of() > sched/rt: Return NULL when rt entity isn't a task in rt_task_of() > > kernel/sched/fair.c | 50 ++++++++++++++++++------------------ > kernel/sched/rt.c | 60 +++++++++++++------------------------------- > kernel/sched/sched.h | 4 ++- > 3 files changed, 44 insertions(+), 70 deletions(-) >