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 X-Spam-Level: X-Spam-Status: No, score=-5.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 92EBCC34047 for ; Tue, 18 Feb 2020 16:25:54 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 5803624649 for ; Tue, 18 Feb 2020 16:25:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="A6jIxRae" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5803624649 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 006196B0006; Tue, 18 Feb 2020 11:25:54 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id F1EE96B0007; Tue, 18 Feb 2020 11:25:53 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id E35D76B0008; Tue, 18 Feb 2020 11:25:53 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0058.hostedemail.com [216.40.44.58]) by kanga.kvack.org (Postfix) with ESMTP id CAC046B0006 for ; Tue, 18 Feb 2020 11:25:53 -0500 (EST) Received: from smtpin22.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 777D134A3 for ; Tue, 18 Feb 2020 16:25:53 +0000 (UTC) X-FDA: 76503774186.22.van37_1648de4a37a1b X-HE-Tag: van37_1648de4a37a1b X-Filterd-Recvd-Size: 2649 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf29.hostedemail.com (Postfix) with ESMTP for ; Tue, 18 Feb 2020 16:25:53 +0000 (UTC) Received: from willie-the-truck (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E90DA22B48; Tue, 18 Feb 2020 16:25:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582043152; bh=1LUIwG9Zqy/qD2y4JXcrbPAJv3P2L7rfHQs6EMdQR+k=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=A6jIxRae3CjwnaJxANCtzI2lR4er0TMYFfpYnpjWGTNuy3B/MWXhYHhLCS82T56Kx EzRukPNi9iBpf+yJWw1CBIkKMsfa6rBS0UW5vpjCItsGe5U7HSfgmYVamxOilQpFT1 FBJJhvL4kDWbgwFm5xUfJ+Tamzrkw+c3UEoUjofQ= Date: Tue, 18 Feb 2020 16:25:46 +0000 From: Will Deacon To: Christian Borntraeger Cc: Janosch Frank , Andrew Morton , KVM , Cornelia Huck , David Hildenbrand , Thomas Huth , Ulrich Weigand , Claudio Imbrenda , linux-s390 , Michael Mueller , Vasily Gorbik , Andrea Arcangeli , linux-mm@kvack.org, Sean Christopherson Subject: Re: [PATCH v2 39/42] example for future extension: mm:gup/writeback: add callbacks for inaccessible pages: error cases Message-ID: <20200218162546.GC1133@willie-the-truck> References: <20200214222658.12946-1-borntraeger@de.ibm.com> <20200214222658.12946-40-borntraeger@de.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200214222658.12946-40-borntraeger@de.ibm.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-Bogosity: Ham, tests=bogofilter, spamicity=0.001052, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Fri, Feb 14, 2020 at 05:26:55PM -0500, Christian Borntraeger wrote: > From: Claudio Imbrenda > > This is a potential extension to do error handling if we fail to > make the page accessible if we know what others need. > > Signed-off-by: Claudio Imbrenda > --- > mm/gup.c | 17 ++++++++++++----- > mm/page-writeback.c | 6 +++++- > 2 files changed, 17 insertions(+), 6 deletions(-) Sorry, I missed this when replying elsewhere in the thread! Anyway, looks good to me: Acked-by: Will Deacon Thanks, Will