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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Tue, 18 Feb 2020 16:30:43 -0000 Received: from d06av24.portsmouth.uk.ibm.com (d06av24.portsmouth.uk.ibm.com [9.149.105.60]) by b06avi18626390.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 01IGTjio48431498 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 18 Feb 2020 16:29:46 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4F6D742047; Tue, 18 Feb 2020 16:30:41 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8BC284204D; Tue, 18 Feb 2020 16:30:40 +0000 (GMT) Received: from oc7455500831.ibm.com (unknown [9.145.58.100]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Tue, 18 Feb 2020 16:30:40 +0000 (GMT) Subject: Re: [PATCH v2 39/42] example for future extension: mm:gup/writeback: add callbacks for inaccessible pages: error cases To: Will Deacon 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 References: <20200214222658.12946-1-borntraeger@de.ibm.com> <20200214222658.12946-40-borntraeger@de.ibm.com> <20200218162546.GC1133@willie-the-truck> From: Christian Borntraeger Autocrypt: addr=borntraeger@de.ibm.com; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <20200218162546.GC1133@willie-the-truck> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 x-cbid: 20021816-0016-0000-0000-000002E80300 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 20021816-0017-0000-0000-0000334B17CD Message-Id: X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.572 definitions=2020-02-18_04:2020-02-18,2020-02-18 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 phishscore=0 mlxlogscore=999 suspectscore=0 adultscore=0 bulkscore=0 impostorscore=0 clxscore=1015 spamscore=0 priorityscore=1501 mlxscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2002180121 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 18.02.20 17:25, Will Deacon wrote: > 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 I can use that for a combined patch (this one merged into the first) ? Correct?