From nobody Tue Feb 10 04:12:31 2026 Received: from mail-wm1-f47.google.com (mail-wm1-f47.google.com [209.85.128.47]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 29C8D2836BF for ; Tue, 4 Mar 2025 15:38:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.47 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741102733; cv=none; b=mGCyMNq6rJoNxg/yRvdYz/TzTrF1aklSXWRohaazujW2todhQuCsbF8kCAIimmjtpX28iH4dfJ4E9nvxpQOH7aZrc8IIEo53lDLHhkGz3sW/xYuwdLDzq8JSI9yx1kzqMdyviYzqG3g79NbpbAT8LBe5hSFbyv0MH7M+UvtnWS8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741102733; c=relaxed/simple; bh=7wYWG9ZVBBfm6qGUhQl1CLl2MgF3R1Q5kOXcuHck6Es=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=dEUZJzFW9/XfKO+VWidGupujd0Bmpbp03wTkYWncuNI1vQI+iY1vV3p+FXjRe3Le39+JAoFcc3zpxW5kyjPUWrWA1J5U+T162Wd3MAUwWjC5JsiHS2kjNSB7fbsfsZUc4TXPk/n8B9oH7Jz1XQmJUarvyirJqyw8RQqsOGOMVUw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=suse.com; spf=pass smtp.mailfrom=suse.com; dkim=pass (2048-bit key) header.d=suse.com header.i=@suse.com header.b=KXppXQkD; arc=none smtp.client-ip=209.85.128.47 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=suse.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=suse.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=suse.com header.i=@suse.com header.b="KXppXQkD" Received: by mail-wm1-f47.google.com with SMTP id 5b1f17b1804b1-43bcfa6c57fso2512295e9.0 for ; Tue, 04 Mar 2025 07:38:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1741102729; x=1741707529; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=U3wpAZuZ4KSnXLbNZ2vVh3tj9jZngNuo0DCz+MLkfDs=; b=KXppXQkDk92JQzy4v8GmbTtE/SQwvZcjp9mxH5CnBZD0Ct1HgT8D6MfFKmyp9bNVvn bCd2aQtt8D0SjeXq0Oc5MLpuq3g1LieVC/EBNfKgcA59dBAJKVYJXwQd+f6/GAIm9/m0 rwOyD/nWBci8Vdb67QEUsZ3nnXTatRKAvBfHDt6shbRGUKtS3yq6PjkUVw8vy7cfKH1S gobZTYmTgBK0hjnyJ935+55kW3goVuJYaCtFNtxc3yCehR83a4NKnRf26R0fnhpeImEF /F+GtfKR+7dp296RxtwxL0wmTtrWhviygtM91yL9hFO5ju+DKY+olPXolzXKg1FNyq4/ Ujxw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1741102729; x=1741707529; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=U3wpAZuZ4KSnXLbNZ2vVh3tj9jZngNuo0DCz+MLkfDs=; b=jqD3wqWgnvAI+RHYYDcKGMA+TY2RmeuAwK0txxuYYY/sk5S/zMPwRNVMSK2mmrcaf6 EZySif7LH4RtfSrVow+vJHXu7fq1qtM7USx/hcj0mqKezSo8Fj4Z4oVy4mpELEx+MYaZ YyYzL1wDFb5TTBNp1BrGtRPpbgwUCFSTg4nrb+GNZfECt8XIYmMzgTTVl16vufV5XFEj rUB2NCtm4PtulY1iYNFy83MDGftd0ICqHwNhLUuPLWR28KU/9O/7IBflOds4E5FBiHzK XP7XZX+Ieh2u1U9fXdoDV0jlMgR5u2fIirS1ZKEvnZw6xZZh0LLD/32CVyUNEkwZCUyg mSOw== X-Forwarded-Encrypted: i=1; AJvYcCU0a66RH6mgzleyOsD0rSQrrWnJYNEMFq64Qdxjg3TkRm/23Wjhf5+YG8WHAGPUBk0vPeY2YjFXesVs4Us=@vger.kernel.org X-Gm-Message-State: AOJu0YwYHqxONx1g+OPjl9iKbEUT8QdjQkQ3wt8/i37rxyLOl1JtHj/L hS6R2733tcWOFLZT4tJvcK3MLhTxLDIzm8gEGl4R7vg2HSxTN2WMwH8n/Z7/6zk= X-Gm-Gg: ASbGncuxYgRocLAK3eGzFA/ApOaea/He3BHTQNp7hYycdct24Cv0LfyCPQJ9zN+BnUv lf/7qkkBhrj9OPukWbGx421Rqvz1JdWJLklT91HdqVK7XJYbet2KK6FDQ9o7NQuNLAuSYOhXPrR 2TE++WeychaxaoXWADfJNo9PouZcGfiCYl8GPaWD6tpjN6efKlEZr8LGCA8/WlbWxigaT+w4Qtv dL3a5GaoOn0mj04eeXQce8P2hX36nHTVZpo2qWM9ZosMt4bC5OTW8bIyePjKRrxDW0lhB8MCnq1 Q9O3Nm2KR90zjyGqOHn2Gdq18D5mDkGHvKm9GYpS9hVInqs= X-Google-Smtp-Source: AGHT+IGuIQECszQqXO1I3O177p66zxaZAZdsZPbssWdo0WGLgBAu3ofXHTqWUVYSmtGpaEjf12Uqqw== X-Received: by 2002:a05:600c:19cd:b0:439:8346:505f with SMTP id 5b1f17b1804b1-43ba6747836mr136899675e9.20.1741102729333; Tue, 04 Mar 2025 07:38:49 -0800 (PST) Received: from blackdock.suse.cz ([193.86.92.181]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-43aba5710ebsm238670625e9.26.2025.03.04.07.38.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Mar 2025 07:38:49 -0800 (PST) From: =?UTF-8?q?Michal=20Koutn=C3=BD?= To: cgroups@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Tejun Heo , Josef Bacik , Jens Axboe , Johannes Weiner , =?UTF-8?q?Michal=20Koutn=C3=BD?= , Waiman Long Subject: [PATCH 3/9] cgroup/blkio: Add deprecation warnings to reset_stats Date: Tue, 4 Mar 2025 16:37:55 +0100 Message-ID: <20250304153801.597907-4-mkoutny@suse.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250304153801.597907-1-mkoutny@suse.com> References: <20250304153801.597907-1-mkoutny@suse.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable It is difficult to sync with stat updaters, stats are (should be) monotonic so users can calculate differences from a reference. Signed-off-by: Michal Koutn=C3=BD --- block/blk-cgroup.c | 1 + 1 file changed, 1 insertion(+) diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c index 9ed93d91d754a..b77219dd8b061 100644 --- a/block/blk-cgroup.c +++ b/block/blk-cgroup.c @@ -659,6 +659,7 @@ static int blkcg_reset_stats(struct cgroup_subsys_state= *css, struct blkcg_gq *blkg; int i; =20 + pr_warn_once("blkio.%s is deprecated\n", cftype->name); mutex_lock(&blkcg_pol_mutex); spin_lock_irq(&blkcg->lock); =20 --=20 2.48.1