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[156.151.31.86]) by mx.google.com with ESMTPS id c131si2620740pga.358.2019.02.20.05.18.53 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 20 Feb 2019 05:18:53 -0800 (PST) Received-SPF: pass (google.com: domain of william.kucharski@oracle.com designates 156.151.31.86 as permitted sender) client-ip=156.151.31.86; Authentication-Results: mx.google.com; dkim=pass header.i=@oracle.com header.s=corp-2018-07-02 header.b=4yN4rfLs; spf=pass (google.com: domain of william.kucharski@oracle.com designates 156.151.31.86 as permitted sender) smtp.mailfrom=william.kucharski@oracle.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=oracle.com Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x1KDIpTt099379; Wed, 20 Feb 2019 13:18:51 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=content-type : mime-version : subject : from : in-reply-to : date : cc : content-transfer-encoding : message-id : references : to; s=corp-2018-07-02; bh=Y7DcWWRY60AZNcq/ZNtKYL+KAnYE/zZmQ1+Tla5ZDNw=; b=4yN4rfLs5f2b3gTrHZ7RU+TzPeKIjVqGddBB3NfHzVaT8ja7BtVBwVh1Hq7QPFDJY75g CKHIg47hXAhAyPMfQsKSAGf2Bx/alkNk5hvvUfQAp8z49l8zHlwcGv5f9TYQaSL6Q8EM 2V43ir5DtiXZHy8rXA9nL67R95umRll2OWx4wKtrmnTvkYPx/eUrYt8kV3Wvf8sjsuvw 9M4ta9yaMJMiMXwt2S+ZLblUb+O2I4aQkuiUUcvI0olWgWHESO2pyNmpjwObeSeMYd3s +pV+oIeUjKsLM1Z01B4k2+Sm6aoNPWDNqvciwmD70wZXHABAANRruxDHm39Q/KHs8hF4 JQ== Received: from aserv0021.oracle.com (aserv0021.oracle.com [141.146.126.233]) by userp2130.oracle.com with ESMTP id 2qp9xu1fqs-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 20 Feb 2019 13:18:51 +0000 Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by aserv0021.oracle.com (8.14.4/8.14.4) with ESMTP id x1KDImPf016366 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 20 Feb 2019 13:18:48 GMT Received: from abhmp0003.oracle.com (abhmp0003.oracle.com [141.146.116.9]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id x1KDImlm029396; Wed, 20 Feb 2019 13:18:48 GMT Received: from [192.168.0.110] (/73.243.10.6) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Wed, 20 Feb 2019 05:18:48 -0800 Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.2\)) Subject: Re: [LSF/MM TOPIC ][LSF/MM ATTEND] Read-only Mapping of Program Text using Large THP Pages From: William Kucharski In-Reply-To: <20190220121016.GZ4525@dhcp22.suse.cz> Date: Wed, 20 Feb 2019 06:18:47 -0700 Cc: lsf-pc@lists.linux-foundation.org, Linux-MM , linux-fsdevel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Message-Id: References: <379F21DD-006F-4E33-9BD5-F81F9BA75C10@oracle.com> <20190220121016.GZ4525@dhcp22.suse.cz> To: Michal Hocko X-Mailer: Apple Mail (2.3445.104.2) X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9172 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1902200097 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 Feb 20, 2019, at 5:10 AM, Michal Hocko wrote: >=20 > On Wed 20-02-19 04:17:13, William Kucharski wrote: >> For the past year or so I have been working on further developing my = original >> prototype support of mapping read-only program text using large THP = pages. >=20 > Song Liu has already proposed THP on FS topic already [1] >=20 > [1] = http://lkml.kernel.org/r/77A00946-D70D-469D-963D-4C4EA20AE4FA@fb.com > and I assume this is essentially leading to the same discussion, = right? > So we can merge this requests. Different approaches but the same basic issue, yes.