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]) by smtp.lore.kernel.org (Postfix) with ESMTP id 178C4C433FE for ; Wed, 24 Nov 2021 13:22:03 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 53C716B0075; Wed, 24 Nov 2021 08:21:47 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 4C4D56B0078; Wed, 24 Nov 2021 08:21:47 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 365BA6B007B; Wed, 24 Nov 2021 08:21:47 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0118.hostedemail.com [216.40.44.118]) by kanga.kvack.org (Postfix) with ESMTP id 2257A6B0075 for ; Wed, 24 Nov 2021 08:21:47 -0500 (EST) Received: from smtpin17.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id D5FAD824C454 for ; Wed, 24 Nov 2021 13:21:36 +0000 (UTC) X-FDA: 78843885750.17.7AF9AB5 Received: from mail-pl1-f180.google.com (mail-pl1-f180.google.com [209.85.214.180]) by imf27.hostedemail.com (Postfix) with ESMTP id 3E2BD70000A9 for ; Wed, 24 Nov 2021 13:21:35 +0000 (UTC) Received: by mail-pl1-f180.google.com with SMTP id v19so1836553plo.7 for ; Wed, 24 Nov 2021 05:21:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:subject:to:cc:references:in-reply-to:mime-version :message-id:content-transfer-encoding; bh=ZZnceqICuZXQxPcm2fjZ+yNkedIH7ExOGImuK8kHxUU=; b=bGwnHyizE2euGF4OJfhTDD2tgzRvAWwF6PN/DkgD6CTp4z8K9eAW13Jav2pgjImfCK OSon47t018CdVGm9mwvb/92iEYY3llvVuiiZW7fYtR9jv7GbrAtRGtB7p9qqlaXU2Lqi ZGdLYeQHe9ZPJwI5yEtPPR5WbEApMhzyIgis689/J6Y/haHI6FN4DbeQoA11s9T24lyj W/TaflPrQrNy0nXT2rAVInzq+weBRQ+8Is7lcmA7fV5km70Xd8uF/yJQnvd983gJ0DiN GTFC4E0k8tzzeXwn8H4YWGoe67sR09wIqkHUQCsSB1hU0+VljxCfrne+wrRW2W19Blp7 2Yyg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:subject:to:cc:references:in-reply-to :mime-version:message-id:content-transfer-encoding; bh=ZZnceqICuZXQxPcm2fjZ+yNkedIH7ExOGImuK8kHxUU=; b=X+5iy63CCGeWiG+wERm0mWvfBRNwWO/Z8xzv1GcJWxQ0NhCe3uW1xdW9p7yBZQHzwb Q1RGNtwbyezw6J0fCYB5qxWsPwzPJALQjDG5zDQscNoB72y0N1kl6hnNxG8iK5Zapi59 6htXEnpy+yNNkT4WztgYL0NFe8l9/cETrquj7Tj1GPogTd+h6xYmm7AuRqmIEt1UkHtk wyCRDqx6PyVTBlR5Bzd9MFk0BHcgL0h4LHmTSgWm0nn+09SyW70Us4OQI5OqT0YW4OjE yAVnannRh69g94G/D69NsKT9wEjxCyc+KUBsXyrdRewHNFTrfdfbow1MGw/H3TDQgQgM zM6w== X-Gm-Message-State: AOAM5335/RP1AMgHGA/fxD9R9zV3/NpWEswsA9pyQP0sGKvZPQnQapi8 Ubh8yzXi7j+8EeHOvtRjDM8= X-Google-Smtp-Source: ABdhPJz1FI1FMD+raRAIrvhT0VvCzZtUkPciJvFR7lj0nGhiV/h2EIZmuWty/vs4et/iSU5mts8Dqw== X-Received: by 2002:a17:902:c202:b0:142:2441:aa25 with SMTP id 2-20020a170902c20200b001422441aa25mr18417025pll.68.1637760095555; Wed, 24 Nov 2021 05:21:35 -0800 (PST) Received: from localhost ([124.170.11.53]) by smtp.gmail.com with ESMTPSA id j6sm17055518pfu.205.2021.11.24.05.21.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Nov 2021 05:21:34 -0800 (PST) Date: Wed, 24 Nov 2021 23:21:28 +1000 From: Nicholas Piggin Subject: Re: [PATCH 0/8] Convert powerpc to default topdown mmap layout To: alex@ghiti.fr, Benjamin Herrenschmidt , Christophe Leroy , Michael Ellerman , Paul Mackerras Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org References: In-Reply-To: MIME-Version: 1.0 Message-Id: <1637759994.e3mppl4ly7.astroid@bobo.none> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 3E2BD70000A9 X-Stat-Signature: en1noitzhpptntz859p6tzuh3sgde436 Authentication-Results: imf27.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=bGwnHyiz; spf=pass (imf27.hostedemail.com: domain of npiggin@gmail.com designates 209.85.214.180 as permitted sender) smtp.mailfrom=npiggin@gmail.com; dmarc=pass (policy=none) header.from=gmail.com X-HE-Tag: 1637760095-28672 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Excerpts from Christophe Leroy's message of November 22, 2021 6:48 pm: > This series converts powerpc to default topdown mmap layout. >=20 > powerpc provides its own arch_get_unmapped_area() only when > slices are needed, which is only for book3s/64. First part of > the series moves slices into book3s/64 specific directories > and cleans up other subarchitectures. >=20 > Then a small modification is done to core mm to allow > powerpc to still provide its own arch_randomize_brk() >=20 > Last part converts to default topdown mmap layout. A nice series but will clash badly with the CONFIG_HASH_MMU=20 series of course. One will have to be rebased if they are both to be merged. Thanks, Nick