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 86876C636D4 for ; Wed, 15 Feb 2023 23:30:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229636AbjBOXag (ORCPT ); Wed, 15 Feb 2023 18:30:36 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40560 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229493AbjBOXaf (ORCPT ); Wed, 15 Feb 2023 18:30:35 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A1F6743457 for ; Wed, 15 Feb 2023 15:30:34 -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 ams.source.kernel.org (Postfix) with ESMTPS id 5B1D0B8225F for ; Wed, 15 Feb 2023 23:30:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0CECAC433EF; Wed, 15 Feb 2023 23:30:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1676503832; bh=BpEQ+bSrY/MiSJ3v6gCQqF3JlB22deaOkpV6FJwkiVA=; h=Date:To:From:Subject:From; b=hbQ10KBT2nW4FfN4YBTwpdrHZPtcBxsadd/kLVBLXJ1/rU5Qv94Ui/ocoIUI2g4DB u3dwomBlgoBjIwTDqD3ysdQ8lv/0K9yPgmbsvqQ4HXFn13ZRFXFKL909+qgjbt6awn rHoPRU4f/XN9OhgUs2yWOWstKwnww4zXc2rU6vaE= Date: Wed, 15 Feb 2023 15:30:31 -0800 To: mm-commits@vger.kernel.org, osalvador@suse.de, david@redhat.com, sj@kernel.org, akpm@linux-foundation.org From: Andrew Morton Subject: + mm-memory_hotplug-return-nothing-from-do_migrate_range.patch added to mm-unstable branch Message-Id: <20230215233032.0CECAC433EF@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/memory_hotplug: return nothing from do_migrate_range() has been added to the -mm mm-unstable branch. Its filename is mm-memory_hotplug-return-nothing-from-do_migrate_range.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-memory_hotplug-return-nothing-from-do_migrate_range.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: SeongJae Park Subject: mm/memory_hotplug: return nothing from do_migrate_range() Date: Wed, 15 Feb 2023 23:02:59 +0000 Patch series "mm/memory_hotplug: cleanup do_migrate_range()". Make do_migrate_range() return value mechanism simple. This patch (of 2): Return value mechanism of do_migrate_range() is not very simple, while no caller of the function checks the return value. Make the function return nothing to be more simple. Link: https://lkml.kernel.org/r/20230215230300.61125-1-sj@kernel.org Link: https://lkml.kernel.org/r/20230215230300.61125-2-sj@kernel.org Suggested-by: David Hildenbrand Signed-off-by: SeongJae Park Cc: Oscar Salvador Signed-off-by: Andrew Morton --- mm/memory_hotplug.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) --- a/mm/memory_hotplug.c~mm-memory_hotplug-return-nothing-from-do_migrate_range +++ a/mm/memory_hotplug.c @@ -1620,8 +1620,7 @@ found: return 0; } -static int -do_migrate_range(unsigned long start_pfn, unsigned long end_pfn) +static void do_migrate_range(unsigned long start_pfn, unsigned long end_pfn) { unsigned long pfn; struct page *page, *head; @@ -1721,8 +1720,6 @@ do_migrate_range(unsigned long start_pfn putback_movable_pages(&source); } } - - return ret; } static int __init cmdline_parse_movable_node(char *p) _ Patches currently in -mm which might be from sj@kernel.org are mm-memory_hotplug-return-nothing-from-do_migrate_range.patch mm-memory_hotplug-cleanup-ret-variable-usage-in-do_migrate_range.patch