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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D1583C433F5 for ; Wed, 13 Apr 2022 21:33:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230477AbiDMVgD (ORCPT ); Wed, 13 Apr 2022 17:36:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51006 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230397AbiDMVgC (ORCPT ); Wed, 13 Apr 2022 17:36:02 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2B110710FD for ; Wed, 13 Apr 2022 14:33:40 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id BAF5761F19 for ; Wed, 13 Apr 2022 21:33:39 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1A60DC385A3; Wed, 13 Apr 2022 21:33:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1649885619; bh=+gd+fYLroBEBBRjg1nsNKv+tFerjxqdrA9fPzaa8Ye4=; h=Date:To:From:Subject:From; b=dkfi78AGWHBMShrkETEZnqmZNoHcmaKqh/H4XzhjbQhSODznHxhZxN393xVuwQttA YhIjE8i+4R1NTdjXoi8gTfqe4sno2gKW+2fbETZvcOhzZZXS9B72TcKuD/lDN76HQb khxBtoG7rnipN8/pYWUfTtUrxM52sQOAG2H3r3Ic= Date: Wed, 13 Apr 2022 14:33:36 -0700 To: mm-commits@vger.kernel.org, david@redhat.com, akpm@linux-foundation.org From: Andrew Morton Subject: + mm-swap-remember-pg_anon_exclusive-via-a-swp-pte-bit-fix.patch added to -mm tree Message-Id: <20220413213339.1A60DC385A3@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: mm-swap-remember-pg_anon_exclusive-via-a-swp-pte-bit-fix has been added to the -mm tree. Its filename is mm-swap-remember-pg_anon_exclusive-via-a-swp-pte-bit-fix.patch This patch should soon appear at https://ozlabs.org/~akpm/mmots/broken-out/mm-swap-remember-pg_anon_exclusive-via-a-swp-pte-bit-fix.patch and later at https://ozlabs.org/~akpm/mmotm/broken-out/mm-swap-remember-pg_anon_exclusive-via-a-swp-pte-bit-fix.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: David Hildenbrand Subject: mm-swap-remember-pg_anon_exclusive-via-a-swp-pte-bit-fix Link: https://lkml.kernel.org/r/ac725bcb-313a-4fff-250a-68ba9a8f85fb@redhat.com Signed-off-by: Andrew Morton --- --- a/mm/memory.c~mm-swap-remember-pg_anon_exclusive-via-a-swp-pte-bit-fix +++ a/mm/memory.c @@ -3747,7 +3747,7 @@ vm_fault_t do_swap_page(struct vm_fault */ exclusive = true; } else if (exclusive && PageWriteback(page) && - !(swp_swap_info(entry)->flags & SWP_STABLE_WRITES)) { + (swp_swap_info(entry)->flags & SWP_STABLE_WRITES)) { /* * This is tricky: not all swap backends support * concurrent page modifications while under writeback. _ Patches currently in -mm which might be from david@redhat.com are mm-rmap-fix-missing-swap_free-in-try_to_unmap-after-arch_unmap_one-failed.patch mm-hugetlb-take-src_mm-write_protect_seq-in-copy_hugetlb_page_range.patch mm-memory-slightly-simplify-copy_present_pte.patch mm-rmap-split-page_dup_rmap-into-page_dup_file_rmap-and-page_try_dup_anon_rmap.patch mm-rmap-convert-rmap-flags-to-a-proper-distinct-rmap_t-type.patch mm-rmap-remove-do_page_add_anon_rmap.patch mm-rmap-pass-rmap-flags-to-hugepage_add_anon_rmap.patch mm-rmap-drop-compound-parameter-from-page_add_new_anon_rmap.patch mm-rmap-use-page_move_anon_rmap-when-reusing-a-mapped-pageanon-page-exclusively.patch mm-huge_memory-remove-outdated-vm_warn_on_once_page-from-unmap_page.patch mm-page-flags-reuse-pg_mappedtodisk-as-pg_anon_exclusive-for-pageanon-pages.patch mm-remember-exclusively-mapped-anonymous-pages-with-pg_anon_exclusive.patch mm-gup-disallow-follow_pagefoll_pin.patch mm-support-gup-triggered-unsharing-of-anonymous-pages.patch mm-gup-trigger-fault_flag_unshare-when-r-o-pinning-a-possibly-shared-anonymous-page.patch mm-gup-sanity-check-with-config_debug_vm-that-anonymous-pages-are-exclusive-when-unpinning.patch mm-swap-remember-pg_anon_exclusive-via-a-swp-pte-bit.patch mm-swap-remember-pg_anon_exclusive-via-a-swp-pte-bit-fix.patch mm-debug_vm_pgtable-add-tests-for-__have_arch_pte_swp_exclusive.patch x86-pgtable-support-__have_arch_pte_swp_exclusive.patch arm64-pgtable-support-__have_arch_pte_swp_exclusive.patch s390-pgtable-cleanup-description-of-swp-pte-layout.patch s390-pgtable-support-__have_arch_pte_swp_exclusive.patch powerpc-pgtable-remove-_page_bit_swap_type-for-book3s.patch powerpc-pgtable-support-__have_arch_pte_swp_exclusive-for-book3s.patch