From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 37A35223328; Thu, 28 May 2026 20:34:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780000461; cv=none; b=u9VGVcD0kHC1iglUHyKBiqOnNvi8uhfQQOAcFyYYGxO+6Vdjk44E776bhyXzXlRk6BC2DMpPlBkDhCmjxt0K8HOx0W2RDIM06ouAYA+mxZjb/6WiaWL7IHf/AcusZalznQXnt8C/C6EY3lY2pcTdLStRkpO/qOaq420vhKlLLnk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780000461; c=relaxed/simple; bh=KR2RVqmprACWSu2LDJZQXWTQ1UgNGM6Q1SIWvqgJJhQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=qf9mNARLzEbSY2qKMKUT4isdae1EiFVp/Oh4DUdPrjS7c7tBzH8iXmTrWxpEwQBAI2ZCHrVrVRjj1tG1nyXw0yfbESVC49+mMHtKSITMNY4MtqE6PcBVFQ80zvurKb//rLfrifgGPAgAvZOEZwLOvV0tHbyrdkqpUl8vaQEtTrM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=QfNudNmn; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="QfNudNmn" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 960901F000E9; Thu, 28 May 2026 20:34:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1780000460; bh=RYibwaKoe2zYhxdAxMIjvy5Dl6P5lCM0rQhsH7roFaw=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=QfNudNmn4gnsHm46PgSb7YHu3kgRDZiqZpMNBriYmLJQqmFVqgZRpcVZorvWgV8+1 UMHQlEqmmj85L6hRGIJoFgo/vOucgMJdBRnvkrb+35lrH4ez6ABXdCZc3/b1su8bEo /AJFmSt2unAAgC0awNgWsYb9ADshI7SajbDd8d18= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Huacai Chen , "Peter Zijlstra (Intel)" , Lukas Beckmann , Sasha Levin Subject: [PATCH 6.12 016/272] sched/deadline: Fix dl_server_stopped() Date: Thu, 28 May 2026 21:46:30 +0200 Message-ID: <20260528194629.837279267@linuxfoundation.org> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260528194629.379955525@linuxfoundation.org> References: <20260528194629.379955525@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Huacai Chen commit 4717432dfd99bbd015b6782adca216c6f9340038 upstream. Commit cccb45d7c429 ("sched/deadline: Less agressive dl_server handling") introduces dl_server_stopped(). But it is obvious that dl_server_stopped() should return true if dl_se->dl_server_active is 0. Fixes: cccb45d7c429 ("sched/deadline: Less agressive dl_server handling") Signed-off-by: Huacai Chen Signed-off-by: Peter Zijlstra (Intel) Link: https://lkml.kernel.org/r/20250809130419.1980742-1-chenhuacai@loongson.cn Signed-off-by: Lukas Beckmann Signed-off-by: Sasha Levin --- kernel/sched/deadline.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c index 9c5fa95b345a5..6ff9055a69811 100644 --- a/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c @@ -1879,7 +1879,7 @@ void dl_server_stop(struct sched_dl_entity *dl_se) static bool dl_server_stopped(struct sched_dl_entity *dl_se) { if (!dl_se->dl_server_active) - return false; + return true; if (dl_se->dl_server_idle) { dl_server_stop(dl_se); -- 2.53.0