Received: by 2002:a05:6358:e9c4:b0:b2:91dc:71ab with SMTP id hc4csp6567940rwb; Tue, 9 Aug 2022 18:49:23 -0700 (PDT) X-Google-Smtp-Source: AA6agR5qfTE8Bqa5TTsgL7iYqTF3kPHnECWQTWYgRQB085T5FhWWmKIu3OzNmqeyVb2kGqnMbCD9 X-Received: by 2002:a17:902:cec5:b0:170:d100:e6c0 with SMTP id d5-20020a170902cec500b00170d100e6c0mr8460076plg.132.1660096163159; Tue, 09 Aug 2022 18:49:23 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1660096163; cv=none; d=google.com; s=arc-20160816; b=qXxhojvHox/W4bfY5IH7hffXY/DweQOAXZLszuQHDNSOz4ewtOW+ibdutE3zOP6fWx fUZMdEqbCgo9D7ZSQwq+yiBfcouLaEe9lVMqJ9HZ1pS7YoUoj+dSGcR37Q6QW+KITl1E Ytq6k1qN+oCUgEglmYn8pHf3MkzVyJ+0Y73OHz/bjN7clPuvMudCglocgASWYXL7FVuJ J/n3LSb/QDE66oLvJdESxEtF7soBm14bvNFPW4C1GnGlgJrNEN1hf4aBcF1kTsZmZ4Wz Rdto5Hcb6ruCY0QSl8506xRogWKqoocrAd9p7nbGjBF/K1wkaHW12m0bT5Afv6ufqlGU qADg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date :dkim-signature; bh=5qFzajDNvlhbzb1ZbGFaLL0mpdgUDjFIWTYCA3/Vn6o=; b=zaz37qR5RPa+EscdQ5xILSSUEqTFvYzPbylu339sXO5sG4hPht5M1ydQr5j2T7Xtk8 A9455qPYLDOFmyxqh0ebBDIRtBG13Qb7zXbeCUpkVJFwOfzobLShQGj73f2jU/VOQnW3 9/pnvtvmO2UAS26cBRLBUyx5KclvBCYzta5/s/12RPZ6EVdpYREuTeK/LEczUCGTpEa/ 04026W/lbHD9+kpJwQ5i7wvoBfDPKTXp5T55xtatfSEgBblQ369pRhmtQxgxVq8nGZNZ rqr+Y+ElbvqFNPQTk6OoXmW4awOmWoZvENueWyTdZ93gDtJDh48cOeq6FalYDCWSxU4q 7F7Q== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=korg header.b=1X0FdepT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id n4-20020a170903110400b0016d6afdef20si2075901plh.231.2022.08.09.18.49.09; Tue, 09 Aug 2022 18:49:23 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=korg header.b=1X0FdepT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230093AbiHJBdY (ORCPT + 99 others); Tue, 9 Aug 2022 21:33:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57518 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230071AbiHJBc5 (ORCPT ); Tue, 9 Aug 2022 21:32:57 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6227A6C111 for ; Tue, 9 Aug 2022 18:32:56 -0700 (PDT) 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 2374CB81A10 for ; 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 X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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!