From mboxrd@z Thu Jan 1 00:00:00 1970 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 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="s8tLkruD" 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(-) >