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 51EB3C433EF for ; Mon, 25 Apr 2022 21:11:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245676AbiDYVOe (ORCPT ); Mon, 25 Apr 2022 17:14:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34348 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243536AbiDYVOb (ORCPT ); Mon, 25 Apr 2022 17:14:31 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 663BC7CDF5 for ; Mon, 25 Apr 2022 14:11:23 -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 2B3B8B81ACD for ; Mon, 25 Apr 2022 21:11:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D01FFC385A7; Mon, 25 Apr 2022 21:11:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1650921080; bh=Afcpb1C0q27v03v8u4poQSIsgofJeSfKLmR17bBs9qs=; h=Date:To:From:Subject:From; b=ZDT6EKMzPt47c9FGtvjeIsLyr0+y+n1ttMNp4fcvyooCQtI55UQxXopCz4FVLqvmt zEHAnEpMM+qodxnK9usgQWpC4ThDXEZ+80LnUDYU4HpKVeo8bBwC6WJPTaRHeJkXc+ G3BsfVw30rrqBZD97bTAWBJ6usulZUYurkYCO6FU= Date: Mon, 25 Apr 2022 14:11:20 -0700 To: mm-commits@vger.kernel.org, ying.huang@intel.com, osalvador@suse.de, iamjoonsoo.kim@lge.com, hch@lst.de, linmiaohe@huawei.com, akpm@linux-foundation.org From: Andrew Morton Subject: + mm-vmscan-activate-swap-backed-executable-folios-after-first-usage.patch added to -mm tree Message-Id: <20220425211120.D01FFC385A7@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/vmscan: activate swap-backed executable folios after first usage has been added to the -mm tree. Its filename is mm-vmscan-activate-swap-backed-executable-folios-after-first-usage.patch This patch should soon appear at https://ozlabs.org/~akpm/mmots/broken-out/mm-vmscan-activate-swap-backed-executable-folios-after-first-usage.patch and later at https://ozlabs.org/~akpm/mmotm/broken-out/mm-vmscan-activate-swap-backed-executable-folios-after-first-usage.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: Miaohe Lin Subject: mm/vmscan: activate swap-backed executable folios after first usage We should activate swap-backed executable folios (e.g. tmpfs) after first usage so that executable code gets yet better chance to stay in memory. Link: https://lkml.kernel.org/r/20220425111232.23182-4-linmiaohe@huawei.com Signed-off-by: Miaohe Lin Suggested-by: Huang, Ying Reviewed-by: Huang, Ying Cc: Joonsoo Kim Cc: Christoph Hellwig Cc: Oscar Salvador Signed-off-by: Andrew Morton --- mm/vmscan.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/mm/vmscan.c~mm-vmscan-activate-swap-backed-executable-folios-after-first-usage +++ a/mm/vmscan.c @@ -1412,9 +1412,9 @@ static enum page_references folio_check_ return PAGEREF_ACTIVATE; /* - * Activate file-backed executable folios after first usage. + * Activate executable folios after first usage. */ - if ((vm_flags & VM_EXEC) && !folio_test_swapbacked(folio)) + if (vm_flags & VM_EXEC) return PAGEREF_ACTIVATE; return PAGEREF_KEEP; _ Patches currently in -mm which might be from linmiaohe@huawei.com are mm-shmem-make-shmem_init-return-void.patch mm-memcg-remove-unneeded-nr_scanned.patch mm-mmapc-use-helper-mlock_future_check.patch mm-mremap-use-helper-mlock_future_check.patch mm-mremap-avoid-unneeded-do_munmap-call.patch mm-memory-failurec-minor-cleanup-for-hwpoisonhandlable.patch mm-memory-failurec-dissolve-truncated-hugetlb-page.patch mm-vmscan-remove-obsolete-comment-in-get_scan_count.patch mm-vmscan-fix-comment-for-current_may_throttle.patch mm-vmscan-fix-comment-for-isolate_lru_pages.patch mm-z3fold-declare-z3fold_mount-with-__init.patch mm-z3fold-remove-obsolete-comment-in-z3fold_alloc.patch mm-z3fold-minor-clean-up-for-z3fold_free.patch mm-z3fold-remove-unneeded-page_mapcount_reset-and-clearpageprivate.patch mm-z3fold-remove-confusing-local-variable-l-reassignment.patch mm-z3fold-move-decrement-of-pool-pages_nr-into-__release_z3fold_page.patch mm-z3fold-remove-redundant-list_del_init-of-zhdr-buddy-in-z3fold_free.patch mm-z3fold-remove-unneeded-page_headless-check-in-free_handle.patch mm-compaction-use-helper-isolation_suitable.patch drivers-base-nodec-fix-compaction-sysfs-file-leak.patch mm-mempolicy-clean-up-the-code-logic-in-queue_pages_pte_range.patch mm-migration-remove-unneeded-local-variable-mapping_locked.patch mm-migration-remove-unneeded-local-variable-page_lru.patch mm-migration-use-helper-function-vma_lookup-in-add_page_for_migration.patch mm-migration-use-helper-macro-min-in-do_pages_stat.patch mm-migration-avoid-unneeded-nodemask_t-initialization.patch mm-migration-remove-some-duplicated-codes-in-migrate_pages.patch mm-migration-fix-potential-page-refcounts-leak-in-migrate_pages.patch mm-migration-fix-potential-invalid-node-access-for-reclaim-based-migration.patch mm-migration-fix-possible-do_pages_stat_array-racing-with-memory-offline.patch mm-madvise-fix-potential-pte_unmap_unlock-pte-error.patch mm-madvise-free-hwpoison-and-swapin-error-entry-in-madvise_free_pte_range.patch mm-compaction-remove-unneeded-return-value-of-kcompactd_run.patch mm-compaction-remove-unneeded-pfn-update.patch mm-compaction-remove-unneeded-assignment-to-isolate_start_pfn.patch mm-compaction-clean-up-comment-for-sched-contention.patch mm-compaction-clean-up-comment-about-suitable-migration-target-recheck.patch mm-compaction-use-compact_cluster_max-in-compactionc.patch mm-compaction-use-helper-compound_nr-in-isolate_migratepages_block.patch mm-compaction-clean-up-comment-about-async-compaction-in-isolate_migratepages.patch mm-compaction-avoid-possible-null-pointer-dereference-in-kcompactd_cpu_online.patch mm-compaction-make-compaction_zonelist_suitable-return-false-when-compact_success.patch mm-compaction-simplify-the-code-in-__compact_finished.patch mm-compaction-make-sure-highest-is-above-the-min_pfn.patch mm-swapfile-unuse_pte-can-map-random-data-if-swap-read-fails.patch mm-swapfile-fix-lost-swap-bits-in-unuse_pte.patch mm-migration-reduce-the-rcu-lock-duration.patch mm-migration-remove-unneeded-lock-page-and-pagemovable-check.patch mm-migration-return-errno-when-isolate_huge_page-failed.patch mm-migration-fix-potential-pte_unmap-on-an-not-mapped-pte.patch mm-vmscan-take-min_slab_pages-into-account-when-try-to-call-shrink_node.patch mm-vmscan-add-a-comment-about-madv_free-pages-check-in-folio_check_dirty_writeback.patch mm-vmscan-introduce-helper-function-reclaim_page_list.patch mm-vmscan-activate-swap-backed-executable-folios-after-first-usage.patch mm-vmscan-take-all-base-pages-of-thp-into-account-when-race-with-speculative-reference.patch mm-vmscan-remove-obsolete-comment-in-kswapd_run.patch mm-vmscan-use-helper-folio_is_file_lru.patch