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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 46251C5AD2C for ; Sun, 9 Aug 2026 05:51:43 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id EA3D06B010C; Sun, 9 Aug 2026 01:51:41 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id E54F16B010D; Sun, 9 Aug 2026 01:51:41 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D6A316B010E; Sun, 9 Aug 2026 01:51:41 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id B5A276B010C for ; Sun, 9 Aug 2026 01:51:41 -0400 (EDT) Received: from smtpin28.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay09.hostedemail.com (Postfix) with ESMTP id 3FE39804C8 for ; Sun, 9 Aug 2026 05:51:41 +0000 (UTC) X-FDA: 85080659202.28.3BF0145 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf13.hostedemail.com (Postfix) with ESMTP id 9913820005 for ; Sun, 9 Aug 2026 05:51:39 +0000 (UTC) Authentication-Results: imf13.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=ixEmCWHm; spf=pass (imf13.hostedemail.com: domain of rppt@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=rppt@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1786254699; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=T3FGOkCsyAkRq/PlWdyqKgGv29697plosgcUL2pIKfU=; b=XCRXVXRG7hJGeGVE/L2bAKEtb5RGNNPRrGHry5MBpDDLVrIruNgj4bbF1JlX9HzBnpqi00 doEyciakMStMrnosGSF5o76b9a5uPQep0Ub6uFCDCHqr0O1dPc/UfmYbyV1NrfjOPWHAyz pXKpqaZXFoJLk5zxlJtSe90vqD4sZV8= ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1786254699; b=beg8VbBdTUAQA7bI6lTuinOydL6rMd4fwFESA5jyH6FzwBcbphOaV3jdHqRVnpagtaBOyl M5eXE/+DQu9cKKmBz4UOO/yxenllAIlHmhDBjFGVQYEqr+ZsuBWv5dVEil6xt2oQtBOENB xpZTZ1VIQNgMESt356u5CqRgjH469rE= ARC-Authentication-Results: i=1; imf13.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=ixEmCWHm; spf=pass (imf13.hostedemail.com: domain of rppt@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=rppt@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 38A4E42A4C; Sun, 9 Aug 2026 05:51:38 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0BD7B1F000E9; Sun, 9 Aug 2026 05:51:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1786254698; bh=T3FGOkCsyAkRq/PlWdyqKgGv29697plosgcUL2pIKfU=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=ixEmCWHm7ue2f00kzDVoGx2sOV1FXDu+EXAaI2iOwLz+GBiH4XdAsliF60VuH08RA jkOi0P473ENk5+CmpbrxxClJp4qkn2H4Nyb2FfdYB8v5l8CkaCzShWTOZSPZSQRzoV QOjH/ievlWfMSifDniCKcMkYCY0sLwmwzFxfd5LmZ13luZgo46vjrYdrXDIOmD3nWC 83ntAy9WSZ2tld1oz2tTUcvfRBnAuIt1DaUTfisZTNnClBNMtKESdsqoBYifeflv8p MP4u3PP5BkcolJtsL9gGsB4bkhZ+7fCEPtMOxmXLP9AMMdrkxNsL6NRMWevPj3Q6Q1 PAmFJQztTL81g== Date: Sun, 9 Aug 2026 08:51:29 +0300 From: Mike Rapoport To: Andrew Morton Cc: Albert Ou , Alexandre Ghiti , Catalin Marinas , Danilo Krummrich , David Hildenbrand , Greg Kroah-Hartman , "Liam R. Howlett" , Lorenzo Stoakes , Michal Hocko , Palmer Dabbelt , Paul Walmsley , "Rafael J. Wysocki" , Suren Baghdasaryan , Vlastimil Babka , Will Deacon , driver-core@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org Subject: Re: [PATCH] drivers/base, mm: move arch_numa.c to mm/ Message-ID: References: <20260806-arch-numa-v1-1-968ec128121e@kernel.org> <20260806154842.9faab19cdfb7cf09799d8f79@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260806154842.9faab19cdfb7cf09799d8f79@linux-foundation.org> X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 9913820005 X-Stat-Signature: 8soq1orsqa56kaimfyec3dtsjeowhxyb X-Rspam-User: X-HE-Tag: 1786254699-280884 X-HE-Meta: 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 GyMkQFsl x9yN94PseucjMYcnMQ7WmLkMU9aKHmFB8rxQCrYUu1hP5+18ThhNAlDDYvY8lOsEz3lf/q5oLTKqA4r6cvQsMzocGOWrllOOm/8evHu6B1DDHTMBCQZet6AU1RAyYSOlOAsPriV1XSwaa8afrEVFmSvQ6c6FUvad0SCHJmb42xtO+f072O4WwGCcvD4OGDxXrQv49WNIfB2hkfuZah/UG0eftMo26GwJA/yBYApDRRQO8NgP/ILzGSDX30lHK9VP6kL8W6xB5yVvWemhVQ9EmuNFDBcIfNVB6ODibztywh4GV2zVEMq58LNbb+x13G4WaZAf1uQAdip5QjZ4= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Thu, Aug 06, 2026 at 03:48:42PM -0700, Andrew Morton wrote: > On Thu, 06 Aug 2026 09:58:38 +0300 "Mike Rapoport (Microsoft)" wrote: > > > arch_numa.c implements boot time discovery and initialization of NUMA > > topology on architectures that select GENERIC_ARCH_NUMA (currently arm64 > > and riscv). > > > > Since this is step in the initialization of the memory management > > subsystem, it's logical to have arch_numa.c in mm/ alongside numa.c, > > numa_memblks.c and numa_emulation.c. > > > > Move arch_numa.c to mm/ and add its F: entry to "MEMBLOCK AND MEMORY > > MANAGEMENT INITIALIZATION" in MAINTAINERS. > > Unclear what tree this is targeted at. I grabbed it. Heh, it's muscle memory to send such patches to you :) Let's keep this in your tree, thanks! > mm-stable does have this change: > > --- linux-7.2-rc5/drivers/base/arch_numa.c 2026-07-27 04:44:55.000000000 -0700 > +++ 25/drivers/base/arch_numa.c 2026-08-06 15:47:59.019918702 -0700 > @@ -231,10 +231,6 @@ static int __init numa_init(int (*init_f > { > int ret; > > - nodes_clear(numa_nodes_parsed); > - nodes_clear(node_possible_map); > - nodes_clear(node_online_map); > - > ret = numa_memblks_init(init_func, /* memblock_force_top_down */ false); > if (ret < 0) > goto out_free_distance; > > > which is easily handled either way. -- Sincerely yours, Mike.