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 X-Spam-Level: X-Spam-Status: No, score=-20.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8E186C433F5 for ; Wed, 8 Sep 2021 02:17:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6FCF061101 for ; Wed, 8 Sep 2021 02:17:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235450AbhIHCSj (ORCPT ); Tue, 7 Sep 2021 22:18:39 -0400 Received: from mail.kernel.org ([198.145.29.99]:58058 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346910AbhIHCSj (ORCPT ); Tue, 7 Sep 2021 22:18:39 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 8621560187; Wed, 8 Sep 2021 02:17:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1631067450; bh=KIluVt1lTU/7FRNqoM4LbAtSgQeu6keK9PrPProMmyc=; h=Date:From:To:Subject:From; b=ZCI4LmkAhKto/ZSDAFSDfDk47nw/A2FNEwG2VvpM0viOgMKTAE57tyAxredHDcHtr j5dd1RoEWfcpD5G7AJMZDqbCmQVhlwHjaooGogeDR7c9Rd10k21gXHp0cuh5JKNQxN TOOlFsOxBXQ1219NL9WhctpotQFUpUnMYBhQUaus= Date: Tue, 07 Sep 2021 19:17:30 -0700 From: akpm@linux-foundation.org To: mm-commits@vger.kernel.org, rdunlap@infradead.org, sfr@canb.auug.org.au, sjpark@amazon.de Subject: [folded-merged] mm-idle_page_tracking-make-pg_idle-reusable-fix.patch removed from -mm tree Message-ID: <20210908021730.8AwwetEWa%akpm@linux-foundation.org> User-Agent: s-nail v14.8.16 Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org The patch titled Subject: mm/PAGE_IDLE_FLAG: Set PAGE_EXTENSION for none-64BIT has been removed from the -mm tree. Its filename was mm-idle_page_tracking-make-pg_idle-reusable-fix.patch This patch was dropped because it was folded into mm-idle_page_tracking-make-pg_idle-reusable.patch ------------------------------------------------------ From: SeongJae Park Subject: mm/PAGE_IDLE_FLAG: Set PAGE_EXTENSION for none-64BIT Commit 128fd80c4c07 ("mm/idle_page_tracking: Make PG_idle reusable") of linux-mm[1] allows PAGE_IDLE_FLAG to be set without PAGE_EXTENSION while 64BIT is not set. This makes 'enum page_ext_flags' undefined, so build fails as below for the config (!64BIT, !PAGE_EXTENSION, and IDLE_PAGE_FLAG). $ make ARCH=i386 allnoconfig $ echo 'CONFIG_PAGE_IDLE_FLAG=y' >> .config $ make olddefconfig $ make ARCH=i386 [...] ../include/linux/page_idle.h: In function `folio_test_young': ../include/linux/page_idle.h:25:18: error: `PAGE_EXT_YOUNG' undeclared (first use in this function); did you mean `PAGEOUTRUN'? return test_bit(PAGE_EXT_YOUNG, &page_ext->flags); [...] This commit fixes this issue by making PAGE_EXTENSION to be set when 64BIT is not set and PAGE_IDLE_FLAG is set. [1] https://github.com/hnaz/linux-mm/commit/128fd80c4c07 Link: https://lkml.kernel.org/r/20210806095153.6444-1-sj38.park@gmail.com Fixes: 128fd80c4c07 ("mm/idle_page_tracking: Make PG_idle reusable") Signed-off-by: SeongJae Park Reported-by: Randy Dunlap Acked-by: Randy Dunlap Cc: Stephen Rothwell Signed-off-by: Andrew Morton --- mm/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/Kconfig~mm-idle_page_tracking-make-pg_idle-reusable-fix +++ a/mm/Kconfig @@ -741,6 +741,7 @@ config DEFERRED_STRUCT_PAGE_INIT config PAGE_IDLE_FLAG bool "Add PG_idle and PG_young flags" + select PAGE_EXTENSION if !64BIT help This feature adds PG_idle and PG_young flags in 'struct page'. PTE Accessed bit writers can set the state of the bit in the flags to let @@ -749,7 +750,6 @@ config PAGE_IDLE_FLAG config IDLE_PAGE_TRACKING bool "Enable idle page tracking" depends on SYSFS && MMU - select PAGE_EXTENSION if !64BIT select PAGE_IDLE_FLAG help This feature allows to estimate the amount of user pages that have _ Patches currently in -mm which might be from sjpark@amazon.de are mm-introduce-data-access-monitor-damon.patch mm-damon-core-implement-region-based-sampling.patch mm-damon-adaptively-adjust-regions.patch mm-idle_page_tracking-make-pg_idle-reusable.patch mm-idle_page_tracking-make-pg_idle-reusable-fix-2.patch mm-damon-implement-primitives-for-the-virtual-memory-address-spaces.patch mm-damon-implement-primitives-for-the-virtual-memory-address-spaces-fix-2.patch mm-damon-implement-primitives-for-the-virtual-memory-address-spaces-fix-3.patch mm-damon-add-a-tracepoint.patch mm-damon-implement-a-debugfs-based-user-space-interface.patch mm-damon-dbgfs-export-kdamond-pid-to-the-user-space.patch mm-damon-dbgfs-support-multiple-contexts.patch documentation-add-documents-for-damon.patch mm-damon-add-kunit-tests.patch mm-damon-add-user-space-selftests.patch maintainers-update-for-damon.patch