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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 232BCC19F2D for ; Wed, 10 Aug 2022 01:32:58 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 884778E0003; Tue, 9 Aug 2022 21:32:57 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 833BC8E0001; Tue, 9 Aug 2022 21:32:57 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 6FC548E0003; Tue, 9 Aug 2022 21:32:57 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 6046E8E0001 for ; Tue, 9 Aug 2022 21:32:57 -0400 (EDT) Received: from smtpin18.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 35319140AB7 for ; Wed, 10 Aug 2022 01:32:57 +0000 (UTC) X-FDA: 79781959194.18.F571280 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by imf19.hostedemail.com (Postfix) with ESMTP id AA5BE1A004E for ; Wed, 10 Aug 2022 01:32:56 +0000 (UTC) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 37EC8B81A3C; Wed, 10 Aug 2022 01:32:55 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 90DC2C433C1; Wed, 10 Aug 2022 01:32:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1660095173; bh=g3JxB45AmRZUU4j5cTJQ79aSQ2EPOMB1eQC1xGAnDnY=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=1X0FdepTmyhPZ0h6LkpLzJhIiza099h6UqBj4c7sI26P6/SsZyQVfk915khMY/gYp OOLwuYjwuLs18/+LnbejFkjKOyUpBQA+f2n4NX1HHu/CBPiQk1Vf9CzSsi93fQuRhx Vo2KjhNhV1ettS76yvw60yGvPM++3BwQJh0WAPGc= Date: Tue, 9 Aug 2022 18:32:52 -0700 From: Andrew Morton To: Michal Hocko Cc: Baoquan He , Christoph Hellwig , John Donnelly , David Hildenbrand , linux-mm@kvack.org, LKML Subject: Re: [PATCH] dma/pool: do not complain if DMA pool is not allocated Message-Id: <20220809183252.d168b5a8be31fff5aeef1b3e@linux-foundation.org> In-Reply-To: References: X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.33; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit ARC-Authentication-Results: i=1; imf19.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=1X0FdepT; spf=pass (imf19.hostedemail.com: domain of akpm@linux-foundation.org designates 145.40.68.75 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org; dmarc=none ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1660095176; a=rsa-sha256; cv=none; b=Kv857dYvp/sd78/Xgizr1bMe7fMjzsdn1xXmWJi9+JN0wmbS7m6V8adrtx6jZtetirNwmQ 4oDJKck18+nP3eGbO3Dh+Tx7v9FZ9L2DGKuxsEYXSW97TdcmhppzU2PSG8vjcWDLDvVzz/ S3N/cb5zoojEbb1TMC1MghpIWL2RFcI= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1660095176; h=from:from:sender: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:dkim-signature; bh=5qFzajDNvlhbzb1ZbGFaLL0mpdgUDjFIWTYCA3/Vn6o=; b=e8NKLYuJiHcadHuH6Q/bEEFQxSUSIZBih0fTvrrDNLA21mQRA3UDRZJ5JKSHdP/7aDTm5i MFcmSofaOvavGYmvE5fOUQc2twohTbFLeDuJJWLbR2QuNmLRLL2rhYJcXik3ab8p04sWca 1KFQHFogVdkcZPLLY+si0/iIrAZ6lAg= X-Stat-Signature: 18tt3c7wjo45315etx7g93mzyq7spe95 X-Rspam-User: X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: AA5BE1A004E Authentication-Results: imf19.hostedemail.com; dkim=pass header.d=linux-foundation.org header.s=korg header.b=1X0FdepT; spf=pass (imf19.hostedemail.com: domain of akpm@linux-foundation.org designates 145.40.68.75 as permitted sender) smtp.mailfrom=akpm@linux-foundation.org; dmarc=none X-HE-Tag: 1660095176-185820 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, 9 Aug 2022 17:37:59 +0200 Michal Hocko wrote: > we have a system complainging about order-10 allocation for the DMA pool. > I'll add a cc:stable to this - if future users like the patch, so will current ones!