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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AAC96CD4F26 for ; Tue, 12 May 2026 08:37:34 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4gF92P31LJz2yY0; Tue, 12 May 2026 18:37:33 +1000 (AEST) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=195.135.223.130 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1778575053; cv=none; b=bv9wVSZBT9pW+gnmXrmbBVFzDECuPkVkQxagEkeH2CO+HEUKGtDgodT9acacme6Iss2xba7TfSAxtxrZKOCTOgWlZLJ4IkaXnAKYXA9MUzt/mxUnEMh6NYKDyr6YDx9cWgAD+hu6dbX0VyCWs0zvRvGjVXD8fGjcw1XaoyvEqPP5MjAocup6u90gqKb6fIwKjL54sqHRwVvUTP65pxVYKNBCLNGu5uN8/9P7T7c9K7FvMMgaXRlkAIwZgBRrc4GAJUqY2Kp6FjKYhXpLohUWXqqxSLj7C02Mpeg/A/mhBdhCGVOV4LUXtzrpOaHfrHm5Hl9kBxRdE4u9ECCfq1WFtQ== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1778575053; c=relaxed/relaxed; bh=j7Q6p7r7/PTCrwEUB3BqNV/hhNykM2WI5rGmdNMnE/M=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=E9p/E33qJU+RdoQVJWU0+Szs3sEilxGy94v4XqjKaS3/NtTgpTdoOs6uo3oMddJxsAFczOhwLsg5Pif5igQzzyEH3sZ2Te0pYnt2MW6S7nFSSLSV7nXHpb/FTh2G0JJYr+rf/TUOQrlh+/loMWKvauAsngtetQfxeszXJPFs/jVRmj/GmhaWXtDzgPbTa3soQRdyCVSHFe34e4DHE69X3Yw9nwKz+dvMqaBZFqHuk1PV5jz5vO4speQiFHtwrTHpWgRcLPjfDHdk6HsWs2lTOSCE9jpzfd0O2xJVPJdLRF6Gum8V87eypmQyNU/GbCWG7UxwwvAByBqsD6gVZcoXjw== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=suse.de; dkim=pass (1024-bit key; unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=XDcpM7HE; dkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=9nMywJlr; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=XDcpM7HE; dkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=9nMywJlr; dkim-atps=neutral; spf=pass (client-ip=195.135.223.130; helo=smtp-out1.suse.de; envelope-from=osalvador@suse.de; receiver=lists.ozlabs.org) smtp.mailfrom=suse.de Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=suse.de Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=XDcpM7HE; dkim=pass header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=9nMywJlr; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.a=rsa-sha256 header.s=susede2_rsa header.b=XDcpM7HE; dkim=neutral header.d=suse.de header.i=@suse.de header.a=ed25519-sha256 header.s=susede2_ed25519 header.b=9nMywJlr; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=suse.de (client-ip=195.135.223.130; helo=smtp-out1.suse.de; envelope-from=osalvador@suse.de; receiver=lists.ozlabs.org) Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.223.130]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4gF92N5D6gz2ySl for ; Tue, 12 May 2026 18:37:32 +1000 (AEST) Received: from imap1.dmz-prg2.suse.org (unknown [10.150.64.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 1907A6BF57; Tue, 12 May 2026 08:37:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1778575050; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=j7Q6p7r7/PTCrwEUB3BqNV/hhNykM2WI5rGmdNMnE/M=; b=XDcpM7HE5T4YXQ8cU48rhnlq0031pTSR7lGt01xe7saIgyqP7q5NwgRWiPHf3ly+ynh0Cp EZoWgGFSUcyC91HlWChdyHpptKV6LkzEWJ/PLw65aRJuw6ydfzUw6Kmo7ugyC8/Dic1iRy Sg1qkIy8Or5cXMgS62vHomBmwb6OCqA= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1778575050; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=j7Q6p7r7/PTCrwEUB3BqNV/hhNykM2WI5rGmdNMnE/M=; b=9nMywJlr4PLXO8Wk+lLz+Kzebosqxs5kPLFv9AgywrldbKhOX8RyZbBI7VnrvIEdsRJ8xd Mcv8zGLYQKT+HDAw== Authentication-Results: smtp-out1.suse.de; none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1778575050; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=j7Q6p7r7/PTCrwEUB3BqNV/hhNykM2WI5rGmdNMnE/M=; b=XDcpM7HE5T4YXQ8cU48rhnlq0031pTSR7lGt01xe7saIgyqP7q5NwgRWiPHf3ly+ynh0Cp EZoWgGFSUcyC91HlWChdyHpptKV6LkzEWJ/PLw65aRJuw6ydfzUw6Kmo7ugyC8/Dic1iRy Sg1qkIy8Or5cXMgS62vHomBmwb6OCqA= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1778575050; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=j7Q6p7r7/PTCrwEUB3BqNV/hhNykM2WI5rGmdNMnE/M=; b=9nMywJlr4PLXO8Wk+lLz+Kzebosqxs5kPLFv9AgywrldbKhOX8RyZbBI7VnrvIEdsRJ8xd Mcv8zGLYQKT+HDAw== Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id E4920593A9; Tue, 12 May 2026 08:37:28 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id 0rFANcjmAmrjBAAAD6G6ig (envelope-from ); Tue, 12 May 2026 08:37:28 +0000 Date: Tue, 12 May 2026 10:37:19 +0200 From: Oscar Salvador To: "David Hildenbrand (Arm)" Cc: "David S. Miller" , Andreas Larsson , Mike Rapoport , Andrew Morton , Alexander Gordeev , Gerald Schaefer , Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Sven Schnelle , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , "Christophe Leroy (CS GROUP)" , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Suren Baghdasaryan , Michal Hocko , sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-s390@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Subject: Re: [PATCH 6/8] mm/bootmem_info: stop marking mem_section_usage as MIX_SECTION_INFO Message-ID: References: <20260511-bootmem_info_prep-v1-0-3fb0be6fc688@kernel.org> <20260511-bootmem_info_prep-v1-6-3fb0be6fc688@kernel.org> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260511-bootmem_info_prep-v1-6-3fb0be6fc688@kernel.org> X-Spamd-Result: default: False [-8.30 / 50.00]; REPLY(-4.00)[]; BAYES_HAM(-3.00)[100.00%]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; TO_DN_SOME(0.00)[]; RCPT_COUNT_TWELVE(0.00)[25]; MISSING_XM_UA(0.00)[]; FUZZY_RATELIMITED(0.00)[rspamd.com]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; R_RATELIMIT(0.00)[to_ip_from(RLc9u4wub3os6qw36hzxobph9o)]; FROM_HAS_DN(0.00)[]; FREEMAIL_CC(0.00)[davemloft.net,gaisler.com,kernel.org,linux-foundation.org,linux.ibm.com,ellerman.id.au,gmail.com,infradead.org,google.com,suse.com,vger.kernel.org,kvack.org,lists.ozlabs.org]; RCVD_TLS_ALL(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; DBL_BLOCKED_OPENRESOLVER(0.00)[localhost.localdomain:mid,suse.de:email,imap1.dmz-prg2.suse.org:helo] On Mon, May 11, 2026 at 04:05:34PM +0200, David Hildenbrand (Arm) wrote: > We never free the ms->usage data for boot memory sections (see > section_deactivate()). And to identify whether ms->usage was allocated > from memblock, we simply identify it by looking at PG_reserved. > > Consequently, there is no need to mark ms->usage as MIX_SECTION_INFO. > Let's just stop doing that. > > Signed-off-by: David Hildenbrand (Arm) Acked-by: Oscar Salvador -- Oscar Salvador SUSE Labs