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 62FEECCA47C for ; Mon, 4 Jul 2022 01:11:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232917AbiGDBLt (ORCPT ); Sun, 3 Jul 2022 21:11:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40654 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232930AbiGDBKx (ORCPT ); Sun, 3 Jul 2022 21:10:53 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 294D76360 for ; Sun, 3 Jul 2022 18:10:34 -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 97F2A61305 for ; Mon, 4 Jul 2022 01:10:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id ECBE2C341C7; Mon, 4 Jul 2022 01:10:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1656897033; bh=QeyPSpbothxUC97UnN9Sl0MN0Rn8DDMnqDUIt/tGgjE=; h=Date:To:From:Subject:From; b=DlENeMWsYkzxz1P08XMQ13B3hk0esvT+ixU7bWASMqvBsnZa3em0zCvCLAj9lz9fe UQsU01pHC9Rbe60jMZDj9Wb82DZ/pFZnnts0pB/VntY+M+tUpJXmjDn1BlSpcSbmou Teg/E6vpPbnGGwOPqAznl+y2R6iuHD1LLBW8kiyg= Date: Sun, 03 Jul 2022 18:10:32 -0700 To: mm-commits@vger.kernel.org, willy@infradead.org, akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mm-swap-convert-try_to_free_swap-to-use-a-folio.patch removed from -mm tree Message-Id: <20220704011032.ECBE2C341C7@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The quilt patch titled Subject: mm/swap: convert try_to_free_swap to use a folio has been removed from the -mm tree. Its filename was mm-swap-convert-try_to_free_swap-to-use-a-folio.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: "Matthew Wilcox (Oracle)" Subject: mm/swap: convert try_to_free_swap to use a folio Date: Fri, 17 Jun 2022 18:50:10 +0100 Save a few calls to compound_head by converting the passed page to a folio. Reduces kernel text size by 74 bytes. Link: https://lkml.kernel.org/r/20220617175020.717127-13-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) Signed-off-by: Andrew Morton --- mm/swapfile.c | 23 +++++++++++------------ 1 file changed, 11 insertions(+), 12 deletions(-) --- a/mm/swapfile.c~mm-swap-convert-try_to_free_swap-to-use-a-folio +++ a/mm/swapfile.c @@ -1568,16 +1568,15 @@ unlock_out: return ret; } -static bool page_swapped(struct page *page) +static bool folio_swapped(struct folio *folio) { swp_entry_t entry; struct swap_info_struct *si; - if (!IS_ENABLED(CONFIG_THP_SWAP) || likely(!PageTransCompound(page))) - return page_swapcount(page) != 0; + if (!IS_ENABLED(CONFIG_THP_SWAP) || likely(!folio_test_large(folio))) + return page_swapcount(&folio->page) != 0; - page = compound_head(page); - entry.val = page_private(page); + entry = folio_swap_entry(folio); si = _swap_info_get(entry); if (si) return swap_page_trans_huge_swapped(si, entry); @@ -1590,13 +1589,14 @@ static bool page_swapped(struct page *pa */ int try_to_free_swap(struct page *page) { - VM_BUG_ON_PAGE(!PageLocked(page), page); + struct folio *folio = page_folio(page); + VM_BUG_ON_FOLIO(!folio_test_locked(folio), folio); - if (!PageSwapCache(page)) + if (!folio_test_swapcache(folio)) return 0; - if (PageWriteback(page)) + if (folio_test_writeback(folio)) return 0; - if (page_swapped(page)) + if (folio_swapped(folio)) return 0; /* @@ -1617,9 +1617,8 @@ int try_to_free_swap(struct page *page) if (pm_suspended_storage()) return 0; - page = compound_head(page); - delete_from_swap_cache(page); - SetPageDirty(page); + delete_from_swap_cache(&folio->page); + folio_set_dirty(folio); return 1; } _ Patches currently in -mm which might be from willy@infradead.org are mm-swap-convert-release_pages-to-use-a-folio-internally.patch mm-swap-convert-put_pages_list-to-use-folios.patch mm-swap-convert-__put_page-to-__folio_put.patch mm-swap-convert-__put_single_page-to-__folio_put_small.patch mm-swap-convert-__put_compound_page-to-__folio_put_large.patch mm-swap-convert-__page_cache_release-to-use-a-folio.patch mm-convert-destroy_compound_page-to-destroy_large_folio.patch mm-convert-page_swap_flags-to-folio_swap_flags.patch mm-swap-convert-delete_from_swap_cache-to-take-a-folio.patch mm-swap-convert-__delete_from_swap_cache-to-a-folio.patch mm-add-vma-iterator.patch mmap-use-the-vma-iterator-in-count_vma_pages_range.patch proc-remove-vma-rbtree-use-from-nommu.patch arm64-remove-mmap-linked-list-from-vdso.patch parisc-remove-mmap-linked-list-from-cache-handling.patch powerpc-remove-mmap-linked-list-walks.patch s390-remove-vma-linked-list-walks.patch x86-remove-vma-linked-list-walks.patch xtensa-remove-vma-linked-list-walks.patch cxl-remove-vma-linked-list-walk.patch optee-remove-vma-linked-list-walk.patch um-remove-vma-linked-list-walk.patch coredump-remove-vma-linked-list-walk.patch exec-use-vma-iterator-instead-of-linked-list.patch fs-proc-task_mmu-stop-using-linked-list-and-highest_vm_end.patch acct-use-vma-iterator-instead-of-linked-list.patch perf-use-vma-iterator.patch sched-use-maple-tree-iterator-to-walk-vmas.patch fork-use-vma-iterator.patch mm-khugepaged-stop-using-vma-linked-list.patch mm-ksm-use-vma-iterators-instead-of-vma-linked-list.patch mm-mlock-use-vma-iterator-and-maple-state-instead-of-vma-linked-list.patch mm-pagewalk-use-vma_find-instead-of-vma-linked-list.patch i915-use-the-vma-iterator.patch nommu-remove-uses-of-vma-linked-list.patch mips-rename-pmd_order-to-pmd_table_order.patch