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 47C8BC433F5 for ; Thu, 17 Mar 2022 23:28:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229994AbiCQXaA (ORCPT ); Thu, 17 Mar 2022 19:30:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40762 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229588AbiCQX3v (ORCPT ); Thu, 17 Mar 2022 19:29:51 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E7709D5EA4 for ; Thu, 17 Mar 2022 16:28:33 -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 ams.source.kernel.org (Postfix) with ESMTPS id 98AD8B820D3 for ; Thu, 17 Mar 2022 23:28:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 31966C340E9; Thu, 17 Mar 2022 23:28:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1647559711; bh=ZKJO2AA1MKP7IZsVAB8zXqeEEHgzpofEnLxMdaY3xxE=; h=Date:To:From:Subject:From; b=xO3lyeo4ZVWIF9gbam2M/lcBaziwT4ye3apAh9XKqen3mgAQvTb+96lcTi/0idOLa rpWbQ3w18uLo/hlWPdkBn7YBnNzwgcatOW88Zl4/2QM5jMLUG4e40qr769SppvX3Au xS9K1LrgKb8ZriGw77YvavIyF/5f+RFZZN54ryes= Date: Thu, 17 Mar 2022 16:28:30 -0700 To: mm-commits@vger.kernel.org, zwisler@kernel.org, xiyuyang19@fudan.edu.cn, willy@infradead.org, viro@zeniv.linux.org.uk, shy828301@gmail.com, rcampbell@nvidia.com, kirill.shutemov@linux.intel.com, jack@suse.cz, hughd@google.com, hch@infradead.org, duanxiongchun@bytedance.com, dan.j.williams@intel.com, apopple@nvidia.com, songmuchun@bytedance.com, akpm@linux-foundation.org From: Andrew Morton Subject: [to-be-updated] mm-pvmw-add-support-for-walking-devmap-pages.patch removed from -mm tree Message-Id: <20220317232831.31966C340E9@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: pvmw: add support for walking devmap pages has been removed from the -mm tree. Its filename was mm-pvmw-add-support-for-walking-devmap-pages.patch This patch was dropped because an updated version will be merged ------------------------------------------------------ From: Muchun Song Subject: mm: pvmw: add support for walking devmap pages The devmap pages can not use page_vma_mapped_walk() to check if a huge devmap page is mapped into a vma. Add support for walking huge devmap pages so that DAX can use it in the next patch. Link: https://lkml.kernel.org/r/20220302082718.32268-5-songmuchun@bytedance.com Signed-off-by: Muchun Song Cc: Alexander Viro Cc: Alistair Popple Cc: Christoph Hellwig Cc: Dan Williams Cc: Hugh Dickins Cc: Jan Kara Cc: Kirill A. Shutemov Cc: Matthew Wilcox Cc: Ralph Campbell Cc: Ross Zwisler Cc: Xiongchun Duan Cc: Xiyu Yang Cc: Yang Shi Signed-off-by: Andrew Morton --- mm/page_vma_mapped.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) --- a/mm/page_vma_mapped.c~mm-pvmw-add-support-for-walking-devmap-pages +++ a/mm/page_vma_mapped.c @@ -210,10 +210,11 @@ restart: */ pmde = READ_ONCE(*pvmw->pmd); - if (pmd_trans_huge(pmde) || is_pmd_migration_entry(pmde)) { + if (pmd_trans_huge(pmde) || pmd_devmap(pmde) || + is_pmd_migration_entry(pmde)) { pvmw->ptl = pmd_lock(mm, pvmw->pmd); pmde = *pvmw->pmd; - if (likely(pmd_trans_huge(pmde))) { + if (likely(pmd_trans_huge(pmde) || pmd_devmap(pmde))) { if (pvmw->flags & PVMW_MIGRATION) return not_found(pvmw); if (!check_pmd(pmd_pfn(pmde), pvmw)) _ Patches currently in -mm which might be from songmuchun@bytedance.com are mm-list_lru-transpose-the-array-of-per-node-per-memcg-lru-lists.patch mm-introduce-kmem_cache_alloc_lru.patch fs-introduce-alloc_inode_sb-to-allocate-filesystems-specific-inode.patch fs-allocate-inode-by-using-alloc_inode_sb.patch f2fs-allocate-inode-by-using-alloc_inode_sb.patch mm-dcache-use-kmem_cache_alloc_lru-to-allocate-dentry.patch xarray-use-kmem_cache_alloc_lru-to-allocate-xa_node.patch mm-memcontrol-move-memcg_online_kmem-to-mem_cgroup_css_online.patch mm-list_lru-allocate-list_lru_one-only-when-needed.patch mm-list_lru-rename-memcg_drain_all_list_lrus-to-memcg_reparent_list_lrus.patch mm-list_lru-replace-linear-array-with-xarray.patch mm-memcontrol-reuse-memory-cgroup-id-for-kmem-id.patch mm-memcontrol-fix-cannot-alloc-the-maximum-memcg-id.patch mm-list_lru-rename-list_lru_per_memcg-to-list_lru_memcg.patch mm-memcontrol-rename-memcg_cache_id-to-memcg_kmem_id.patch mm-thp-fix-wrong-cache-flush-in-remove_migration_pmd.patch mm-fix-missing-cache-flush-for-all-tail-pages-of-compound-page.patch mm-hugetlb-fix-missing-cache-flush-in-copy_huge_page_from_user.patch mm-hugetlb-fix-missing-cache-flush-in-hugetlb_mcopy_atomic_pte.patch mm-shmem-fix-missing-cache-flush-in-shmem_mfill_atomic_pte.patch mm-userfaultfd-fix-missing-cache-flush-in-mcopy_atomic_pte-and-__mcopy_atomic.patch mm-replace-multiple-dcache-flush-with-flush_dcache_folio.patch mm-hugetlb-free-the-2nd-vmemmap-page-associated-with-each-hugetlb-page.patch mm-hugetlb-free-the-2nd-vmemmap-page-associated-with-each-hugetlb-page-fix.patch mm-hugetlb-replace-hugetlb_free_vmemmap_enabled-with-a-static_key.patch mm-sparsemem-use-page-table-lock-to-protect-kernel-pmd-operations.patch selftests-vm-add-a-hugetlb-test-case.patch mm-sparsemem-move-vmemmap-related-to-hugetlb-to-config_hugetlb_page_free_vmemmap.patch dax-fix-missing-writeprotect-the-pte-entry.patch mm-remove-range-parameter-from-follow_invalidate_pte.patch