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 966F2C4332F for ; Fri, 10 Nov 2023 17:41:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235008AbjKJRl5 (ORCPT ); Fri, 10 Nov 2023 12:41:57 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46406 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234944AbjKJRli (ORCPT ); Fri, 10 Nov 2023 12:41:38 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 57715446CA for ; Fri, 10 Nov 2023 09:25:49 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E71A9C433C7; Fri, 10 Nov 2023 17:25:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1699637149; bh=exWkwQWJmiKewS8G/vv6QJkWguULhAfCibV0NoMT0Z0=; h=Date:To:From:Subject:From; b=Bwe0x/RJt8p9pwsP8CGR0F+9NiHOp1XLF3Y76auV1H8qtKS2HMz4dxcSnmU1syuZ7 NpCnM2zRD1ZIZ7mEVXuuS2OJyoMunopsDzT1TzrIoudVUKWsaakeHLO7D0Hkac3p9p Bafg2yXLVcpRmjexG0AlxU83BAQTbMJetJpuJDao= Date: Fri, 10 Nov 2023 09:25:48 -0800 To: mm-commits@vger.kernel.org, willy@infradead.org, gregory.price@memverge.com, david@redhat.com, wangkefeng.wang@huawei.com, akpm@linux-foundation.org From: Andrew Morton Subject: + mm-huge_memory-use-more-folio-api-in-__split_huge_page_tail.patch added to mm-unstable branch Message-Id: <20231110172548.E71A9C433C7@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: huge_memory: use more folio api in __split_huge_page_tail() has been added to the -mm mm-unstable branch. Its filename is mm-huge_memory-use-more-folio-api-in-__split_huge_page_tail.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-huge_memory-use-more-folio-api-in-__split_huge_page_tail.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm 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 via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Kefeng Wang Subject: mm: huge_memory: use more folio api in __split_huge_page_tail() Date: Fri, 10 Nov 2023 11:33:21 +0800 Use more folio APIs to save six compound_head() calls in __split_huge_page_tail(). Link: https://lkml.kernel.org/r/20231110033324.2455523-5-wangkefeng.wang@huawei.com Signed-off-by: Kefeng Wang Cc: David Hildenbrand Cc: Gregory Price Cc: Matthew Wilcox (Oracle) Signed-off-by: Andrew Morton --- mm/huge_memory.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) --- a/mm/huge_memory.c~mm-huge_memory-use-more-folio-api-in-__split_huge_page_tail +++ a/mm/huge_memory.c @@ -2509,13 +2509,13 @@ static void __split_huge_page_tail(struc clear_compound_head(page_tail); /* Finally unfreeze refcount. Additional reference from page cache. */ - page_ref_unfreeze(page_tail, 1 + (!PageAnon(head) || - PageSwapCache(head))); + page_ref_unfreeze(page_tail, 1 + (!folio_test_anon(folio) || + folio_test_swapcache(folio))); - if (page_is_young(head)) - set_page_young(page_tail); - if (page_is_idle(head)) - set_page_idle(page_tail); + if (folio_test_young(folio)) + folio_set_young(new_folio); + if (folio_test_idle(folio)) + folio_set_idle(new_folio); folio_xchg_last_cpupid(new_folio, folio_last_cpupid(folio)); _ Patches currently in -mm which might be from wangkefeng.wang@huawei.com are fs-proc-page-remove-unneeded-pagetail-pageslab-check.patch fs-proc-page-use-a-folio-in-stable_page_flags.patch fs-proc-page-respect-folio-head-page-flag-placement.patch mm-huge_memory-use-more-folio-api-in-__split_huge_page_tail.patch mm-task_mmu-use-a-folio-in-smaps_account.patch mm-task_mmu-use-a-folio-in-clear_refs_pte_range.patch page_idle-kill-page-idle-and-young-wrapper.patch