From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E9F7E4403 for ; Wed, 14 Sep 2022 18:08:10 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A4860C433D7 for ; Wed, 14 Sep 2022 18:08:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1663178890; bh=8QO6bezE+2K66FghJrVXTS5RtL94PMOZ3HUJaLfntwk=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=HvRsXWmq6FpQohKTe3x0HTx75w0Z2K2/hYkn31zaZFKXVbNArAElEjluuTPkl0wPt JbSJiCNZ+BAokm4c1VZcd0jX7tRiEFzQ2ulEjL25sGB62ghSfdjGzznrI63/plj+bo YBvmCM50ZeEO7uUNBMV+cc1IH4ZHQIOqeYcTeLz70l1xxWNai99ku+okbnj26L7aRE eZzOpQUn1lBU+p3XTJCgu+y0laGIIvdHIBHbKeSkXM26saQaLDgkWOlq9Q/+KbolsQ usV6MZ3w+F0KDvo9fcBpEvIj5Nv4z5r0VaYLFxKnzbccjiXnQNa+tPxVAMeV/MtsBP bGlnvFC7VewQQ== Received: by mail-qv1-f52.google.com with SMTP id o13so12352344qvw.12 for ; Wed, 14 Sep 2022 11:08:10 -0700 (PDT) X-Gm-Message-State: ACgBeo3QCrIcO2gUHjDkDY8/A2tx/0sZbYLAsL4NrDD/YEFTqBigGaVA JeUvfXyGxtWAgRJ/zoLmn8OBtyXC/hBvQ0Ykaw== X-Google-Smtp-Source: AA6agR5e7YhAc50wVpbeL+nwFLR7EEXrTzSrB3+SbLjm7qzwukA3T8qMv8Q9XbVsrcu5TfJXz1WuSkUl1XpmcLAHTDs= X-Received: by 2002:a1f:9e44:0:b0:39e:e4ff:1622 with SMTP id h65-20020a1f9e44000000b0039ee4ff1622mr11413773vke.15.1663178878750; Wed, 14 Sep 2022 11:07:58 -0700 (PDT) Precedence: bulk X-Mailing-List: iommu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20220913195508.3511038-1-opendmb@gmail.com> <1825234b-f17a-dea4-38f6-ba5881ab9a3d@gmail.com> In-Reply-To: <1825234b-f17a-dea4-38f6-ba5881ab9a3d@gmail.com> From: Rob Herring Date: Wed, 14 Sep 2022 13:07:36 -0500 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH 00/21] mm: introduce Designated Movable Blocks To: Doug Berger Cc: Andrew Morton , Jonathan Corbet , Krzysztof Kozlowski , Frank Rowand , Mike Kravetz , Muchun Song , Mike Rapoport , Christoph Hellwig , Marek Szyprowski , Robin Murphy , Borislav Petkov , "Paul E. McKenney" , Neeraj Upadhyay , Randy Dunlap , Damien Le Moal , Florian Fainelli , David Hildenbrand , Zi Yan , Oscar Salvador , Hari Bathini , Kees Cook , - , KOSAKI Motohiro , Mel Gorman , Linux Doc Mailing List , "linux-kernel@vger.kernel.org" , devicetree@vger.kernel.org, linux-mm , iommu@lists.linux.dev Content-Type: text/plain; charset="UTF-8" On Wed, Sep 14, 2022 at 11:57 AM Doug Berger wrote: > > On 9/14/2022 6:21 AM, Rob Herring wrote: > > On Tue, Sep 13, 2022 at 2:57 PM Doug Berger wrote: > >> > >> MOTIVATION: > >> Some Broadcom devices (e.g. 7445, 7278) contain multiple memory > >> controllers with each mapped in a different address range within > >> a Uniform Memory Architecture. Some users of these systems have > >> expressed the desire to locate ZONE_MOVABLE memory on each > >> memory controller to allow user space intensive processing to > >> make better use of the additional memory bandwidth. > >> Unfortunately, the historical monotonic layout of zones would > >> mean that if the lowest addressed memory controller contains > >> ZONE_MOVABLE memory then all of the memory available from > >> memory controllers at higher addresses must also be in the > >> ZONE_MOVABLE zone. This would force all kernel memory accesses > >> onto the lowest addressed memory controller and significantly > >> reduce the amount of memory available for non-movable > >> allocations. > > > > Why are you sending kernel patches to the Devicetree specification list? > > > > Rob > My apologies if this is a problem. No offense was intended. None taken. Just trying to keep a low traffic list low traffic. > My process has been to run my patches through get_maintainers.pl to get > the list of addresses to copy on submissions and my > 0016-dt-bindings-reserved-memory-introduce-designated-mov.patch > solicited the > '- ' address. Yeah, I see that now. That needs to be a person for a specific binding. The only bindings using the list should be targeting the dtschema repo. (And even those are a person ideally.) Rob