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=-3.5 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 72BDCC5ACD7 for ; Wed, 18 Mar 2020 14:02:59 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 29A5920768 for ; Wed, 18 Mar 2020 14:02:59 +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="KqmPnkZO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 29A5920768 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 634526B0010; Wed, 18 Mar 2020 10:02:57 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 5A8B46B0070; Wed, 18 Mar 2020 10:02:57 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 35E6C6B0010; Wed, 18 Mar 2020 10:02:57 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0020.hostedemail.com [216.40.44.20]) by kanga.kvack.org (Postfix) with ESMTP id 1846E6B0032 for ; Wed, 18 Mar 2020 10:02:57 -0400 (EDT) Received: from smtpin09.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id E45C9181AEF1A for ; Wed, 18 Mar 2020 14:02:56 +0000 (UTC) X-FDA: 76608649152.09.boy49_19b1abb1ed00a X-HE-Tag: boy49_19b1abb1ed00a X-Filterd-Recvd-Size: 3080 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) by imf26.hostedemail.com (Postfix) with ESMTP for ; Wed, 18 Mar 2020 14:02:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.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=JhPUfdGiyd0jnwoJgME05ACKPQiL+nxyTuRm34tug5Y=; b=KqmPnkZOdggYHS154wzwJ+kfRw D3EWjXEfzf7xKVijR8skesonmUw9UAXCxwSsblRQx9zwpIDcygVqOJOqIWPfoLPAFEeNUyQ9Up+HX n1P6NttqrL7opjkCGqwMKzUgIUvVbJZG1JOpgRaAydgIiZ4PEToQSWRdYzy4PmYkbd775fnk2ciOJ 8wzYrutFK3Rl5W2QDFuixgfOZfcv1rg4J8p+/Zk1f7Y1ybKCl7cNTlOdP20GjvaZvQPUZ/gS8xXmn q3oGWMotJ/ul6sXKsGK1MUrq4HOhusihhwdmOAHa1R1YXZq8m/XavntEmNHLNg3jQZTZM6r6Yahvn 7ek9tAmw==; Received: from willy by bombadil.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1jEZHb-0001bu-AK; Wed, 18 Mar 2020 14:02:55 +0000 From: Matthew Wilcox To: linux-mm@kvack.org Cc: "Matthew Wilcox (Oracle)" Subject: [PATCH v2 0/8] Misc MM patches Date: Wed, 18 Mar 2020 07:02:45 -0700 Message-Id: <20200318140253.6141-1-willy@infradead.org> X-Mailer: git-send-email 2.21.1 MIME-Version: 1.0 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: From: "Matthew Wilcox (Oracle)" These are all things that I noticed while working on the THP patches, but all stand alone as useful MM cleanups. Andrew, please consider applying. There's two extra patches in here compared to v1; I separated out the patch renaming the arguments to find_subpage() from the patch converting it to use hpage_nr_pages(), and I added a patch to check PageTail() in hpage_nr_pages() for the !THP case. Patch 5 (Remove CONFIG_TRANSPARENT_HUGE_PAGECACHE) adds the missing hunk that Alex Duyck pointed out. Patch 8 (pagecache_get_page documentation) also renames the 'offset' parameter to 'index'. Original series here: https://lore.kernel.org/linux-mm/20200303041125.19358-1-willy@infradead.o= rg/ Matthew Wilcox (Oracle) (8): mm: Use vm_fault error code directly mm: Rename arguments to find_subpage mm: Check PageTail in hpage_nr_pages even when !THP mm: Optimise find_subpage for !THP mm: Remove CONFIG_TRANSPARENT_HUGE_PAGECACHE mm: Use VM_BUG_ON_PAGE in clear_page_dirty_for_io mm: Unexport find_get_entry mm: Rewrite pagecache_get_page documentation include/linux/huge_mm.h | 6 ++++- include/linux/pagemap.h | 15 +++++++----- include/linux/shmem_fs.h | 10 +------- mm/Kconfig | 6 +---- mm/filemap.c | 52 +++++++++++++++++++--------------------- mm/huge_memory.c | 2 +- mm/khugepaged.c | 12 ++++------ mm/memory.c | 5 ++-- mm/page-writeback.c | 2 +- mm/rmap.c | 2 +- mm/shmem.c | 36 ++++++++++++++-------------- 11 files changed, 67 insertions(+), 81 deletions(-) --=20 2.25.1