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=-3.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=no 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 B50B0C433E0 for ; Mon, 29 Jun 2020 15:19:47 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 6F92624690 for ; Mon, 29 Jun 2020 15:19:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="tZCQcuv5" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6F92624690 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 83DCB6B002C; Mon, 29 Jun 2020 11:19:45 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 7F18E6B002D; Mon, 29 Jun 2020 11:19:45 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 6E0D16B002E; Mon, 29 Jun 2020 11:19:45 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0228.hostedemail.com [216.40.44.228]) by kanga.kvack.org (Postfix) with ESMTP id 4CE4C6B002C for ; Mon, 29 Jun 2020 11:19:45 -0400 (EDT) Received: from smtpin07.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 07C182DFA for ; Mon, 29 Jun 2020 15:19:45 +0000 (UTC) X-FDA: 76982609130.07.bread79_63139d526e70 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin07.hostedemail.com (Postfix) with ESMTP id 9F5F61803F9AA for ; Mon, 29 Jun 2020 15:19:43 +0000 (UTC) X-HE-Tag: bread79_63139d526e70 X-Filterd-Recvd-Size: 1867 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) by imf15.hostedemail.com (Postfix) with ESMTP for ; Mon, 29 Jun 2020 15:19:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:In-Reply-To:References; bh=Nmw10nq2J0Q4dKZDIOqWmrAJIRiXH/WCANTafx0MHaA=; b=tZCQcuv5T7RLEaunIOIntQspk0 wQABG6b5RIubsEAJP20ywulJo0WJ8PI9j/3OOGd6yYCsVfsLaFmH7+WELynyGA91zp997neQOcYL3 DCOl/6iunnpT7sVGueLMvF4XO/lrKMDiemWrSfBwpKLTlpQobcT7SC9Zx+4rnZuNvhXytooamKRAY eGJNHXY9FFZbRwCJLteuO9PAhGXzwepR8QqLk7dtk5U/nHzzfk3i043LBWuFhESblDvF4d2mFQua5 P/Pxw7jkgEzlorcr4H2RMqt95FKNR3gbg9jb2FpIgelJY2+dMbUk+E5V9/Eunym2hAZ4YsLRzWvbp UdUWcIWQ==; Received: from willy by casper.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1jpvZI-000469-JP; Mon, 29 Jun 2020 15:19:36 +0000 From: "Matthew Wilcox (Oracle)" To: linux-mm@kvack.org, Andrew Morton Cc: "Matthew Wilcox (Oracle)" Subject: [PATCH 0/2] Fix PageDoubleMap Date: Mon, 29 Jun 2020 16:19:31 +0100 Message-Id: <20200629151933.15671-1-willy@infradead.org> X-Mailer: git-send-email 2.21.3 MIME-Version: 1.0 X-Rspamd-Queue-Id: 9F5F61803F9AA X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam01 Content-Transfer-Encoding: quoted-printable 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: This is a purely theoretical problem for now as none of the filesystems which use PG_private_2 (ie PG_fscache) are being converted at this time, but it's confusing to leave it like this. Matthew Wilcox (Oracle) (2): mm: Move PageDoubleMap bit mm: Simplify PageDoubleMap with PF_SECOND policy include/linux/page-flags.h | 42 ++++++++++---------------------------- 1 file changed, 11 insertions(+), 31 deletions(-) --=20 2.27.0