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 62074C61DA4 for ; Fri, 3 Feb 2023 06:43:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232389AbjBCGny (ORCPT ); Fri, 3 Feb 2023 01:43:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40022 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232445AbjBCGmN (ORCPT ); Fri, 3 Feb 2023 01:42:13 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 37AF91F913 for ; Thu, 2 Feb 2023 22:38:26 -0800 (PST) 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 19A4861DB1 for ; Fri, 3 Feb 2023 06:38:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7426FC4339B; Fri, 3 Feb 2023 06:38:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1675406305; bh=xAzOHJq6aPKl8+0laP/ntPJZJC2uWjhc3UxO7TqQmZo=; h=Date:To:From:Subject:From; b=C5YTSZQbclmewp5qy2yg8FZnD+iYUVtsUvDGXOkF9M8DWBWk3xdUpnOWLgb06FbbM v3GkO3EGorpPUUBuQHOIkkH/RLJsc4BMiqvlXX4lcF1SNlqHsz94lhYvcNKdKnZ8ZM pOvjqvmowcWHLuL7RM9XiPfq+TwPrQs5+yMfUhvU= Date: Thu, 02 Feb 2023 22:38:24 -0800 To: mm-commits@vger.kernel.org, zhouchuyi@bytedance.com, vbabka@suse.cz, pedro.falcato@gmail.com, pbonzini@redhat.com, mlevitsk@redhat.com, mhocko@kernel.org, jirislaby@kernel.org, mgorman@techsingularity.net, akpm@linux-foundation.org From: Andrew Morton Subject: [merged mm-stable] mm-compaction-check-if-a-page-has-been-captured-before-draining-pcp-pages.patch removed from -mm tree Message-Id: <20230203063825.7426FC4339B@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, compaction: check if a page has been captured before draining PCP pages has been removed from the -mm tree. Its filename was mm-compaction-check-if-a-page-has-been-captured-before-draining-pcp-pages.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: Mel Gorman Subject: mm, compaction: check if a page has been captured before draining PCP pages Date: Wed, 25 Jan 2023 13:44:32 +0000 If a page has been captured then draining is unnecssary so check first for a captured page. Link: https://lkml.kernel.org/r/20230125134434.18017-3-mgorman@techsingularity.net Signed-off-by: Mel Gorman Cc: Chuyi Zhou Cc: Jiri Slaby Cc: Maxim Levitsky Cc: Michal Hocko Cc: Paolo Bonzini Cc: Pedro Falcato Cc: Vlastimil Babka Signed-off-by: Andrew Morton --- --- a/mm/compaction.c~mm-compaction-check-if-a-page-has-been-captured-before-draining-pcp-pages +++ a/mm/compaction.c @@ -2439,6 +2439,12 @@ compact_zone(struct compact_control *cc, } } + /* Stop if a page has been captured */ + if (capc && capc->page) { + ret = COMPACT_SUCCESS; + break; + } + check_drain: /* * Has the migration scanner moved away from the previous @@ -2457,12 +2463,6 @@ check_drain: last_migrated_pfn = 0; } } - - /* Stop if a page has been captured */ - if (capc && capc->page) { - ret = COMPACT_SUCCESS; - break; - } } out: _ Patches currently in -mm which might be from mgorman@techsingularity.net are