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 3B259C7EE2F for ; Mon, 12 Jun 2023 21:33:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236430AbjFLVdw (ORCPT ); Mon, 12 Jun 2023 17:33:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48870 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233679AbjFLVdu (ORCPT ); Mon, 12 Jun 2023 17:33:50 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A4535B3 for ; Mon, 12 Jun 2023 14:33:48 -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 3CE2362D5F for ; Mon, 12 Jun 2023 21:33:48 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8B030C4339B; Mon, 12 Jun 2023 21:33:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1686605627; bh=7MR9vxvl6xrRbSoRIQzobEzg2aEIlxRNQgDeW9embfs=; h=Date:To:From:Subject:From; b=Q2Cnnuj6+c7XBpqAEfaQJoRZgcyF3JG6cEMzordGKjxVCc3IdpSt4v3bGseInkfPm 9gad2vuU0Erc4EY8xYPPEvp5JKsuuoeEynExqi+q9kz6G9aKocxg+hptMASyL95iB1 huexZiNUzexXkvSu1+dgTTOWjBtIu1iGSg257mMo= Date: Mon, 12 Jun 2023 14:33:47 -0700 To: mm-commits@vger.kernel.org, david@redhat.com, linmiaohe@huawei.com, akpm@linux-foundation.org From: Andrew Morton Subject: + memory-tier-remove-unneeded-is_enabledconfig_migration-check.patch added to mm-unstable branch Message-Id: <20230612213347.8B030C4339B@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: memory tier: remove unneeded !IS_ENABLED(CONFIG_MIGRATION) check has been added to the -mm mm-unstable branch. Its filename is memory-tier-remove-unneeded-is_enabledconfig_migration-check.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/memory-tier-remove-unneeded-is_enabledconfig_migration-check.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: Miaohe Lin Subject: memory tier: remove unneeded !IS_ENABLED(CONFIG_MIGRATION) check Date: Sat, 10 Jun 2023 11:41:14 +0800 establish_demotion_targets() is defined while CONFIG_MIGRATION is enabled. There's no need to check it again. Link: https://lkml.kernel.org/r/20230610034114.981861-1-linmiaohe@huawei.com Signed-off-by: Miaohe Lin Reviewed-by: David Hildenbrand Signed-off-by: Andrew Morton --- mm/memory-tiers.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/memory-tiers.c~memory-tier-remove-unneeded-is_enabledconfig_migration-check +++ a/mm/memory-tiers.c @@ -366,7 +366,7 @@ static void establish_demotion_targets(v lockdep_assert_held_once(&memory_tier_lock); - if (!node_demotion || !IS_ENABLED(CONFIG_MIGRATION)) + if (!node_demotion) return; disable_all_demotion_targets(); _ Patches currently in -mm which might be from linmiaohe@huawei.com are mm-remove-obsolete-alloc_migrate_target.patch mm-vmscan-mark-kswapd_run-and-kswapd_stop-__meminit.patch memory-tier-remove-unneeded-disable_all_demotion_targets-when-config_migration.patch mm-compaction-mark-kcompactd_run-and-kcompactd_stop-__meminit.patch memory-tier-remove-unneeded-is_enabledconfig_migration-check.patch