From patchwork Fri Mar 24 05:22:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Rapoport X-Patchwork-Id: 13186421 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 0543CC6FD20 for ; Fri, 24 Mar 2023 05:23:39 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 972A16B0082; Fri, 24 Mar 2023 01:23:38 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 922E96B0083; Fri, 24 Mar 2023 01:23:38 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 7C3466B0085; Fri, 24 Mar 2023 01:23:38 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id 6D2E16B0082 for ; Fri, 24 Mar 2023 01:23:38 -0400 (EDT) Received: from smtpin08.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id 29752408B1 for ; Fri, 24 Mar 2023 05:23:38 +0000 (UTC) X-FDA: 80602649316.08.867FFF0 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by imf09.hostedemail.com (Postfix) with ESMTP id 7875B140004 for ; Fri, 24 Mar 2023 05:23:36 +0000 (UTC) Authentication-Results: imf09.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=Mcx5mi6z; spf=pass (imf09.hostedemail.com: domain of rppt@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=rppt@kernel.org; dmarc=pass (policy=none) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1679635416; 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-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=tkFB2BkYJdzGfahGGedeyiaw8J8E0nu7W/APF1YGx94=; b=aW1yx8ojekxyIZXe4TENncRWkFzjwnoFXeluSIamzrgHYEhISh1um9PwT6dbWhNPYsw3aL Q875I9rzD79tvLoG3UATBKSjekukro1y0A+1FcvKudtfExaOSnBJYC49WWj8XtKx122YZb hRZ07gTdebnB4RQSxji+/Xu4tmfJsJE= ARC-Authentication-Results: i=1; imf09.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=Mcx5mi6z; spf=pass (imf09.hostedemail.com: domain of rppt@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=rppt@kernel.org; dmarc=pass (policy=none) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1679635416; a=rsa-sha256; cv=none; b=R8Dal3NrrOqw6feBcKfD/a1sMhH/7nB0+5EF1yiD9siifzJacHw1cH9wF5s9vjHAWA/iPn I2j28jYD7R0y+y/UqoESq6RbGW967ptJ+Slo//Pxbk/OGYaBZFsOO2y+lTIxwsmR9et+NQ NPWHHR3NUXlCRCi3qoy/c4yb0ZWBTFo= 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 B2F5A6295B; Fri, 24 Mar 2023 05:23:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 57431C4339E; Fri, 24 Mar 2023 05:23:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1679635415; bh=16JrwLfrtLxPuHCHFmRFq3Y1XDuzg93pFyw8IuF9Xqw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Mcx5mi6zYMsZzfoU338NzBBcB1GnI+sBv5ceeoPKrKh+1fsy4+PTA/r3sP5Bom2yj 4luDbZzurEwLt8XL4O3etoO/FZps8DQcHsDcqapH8HMJedXStV3PwysdRxoO+wouMt epZFwyP+LawQXFLfRWthEWTuvHRkJfa7niNubZ3Q+nrrv+77f3/mb4EpmnnIWnuqZr JtJauVIg4UQYcSle5l6vt7qITgP28NrOveEliCMkdFcXeegKGJWd7/cR8s4fJ7V7dt GYK3Jedaxs+h6q2d0egoaUJX3Dqbgnf9KbHMXy6oehrvJU/VHVoJS+22JmbMVEbb/d 6gyRBPAs7d7NQ== From: Mike Rapoport To: Andrew Morton Cc: Arnd Bergmann , Catalin Marinas , Christophe Leroy , "David S. Miller" , Dinh Nguyen , Geert Uytterhoeven , Guo Ren , John Paul Adrian Glaubitz , "Kirill A. Shutemov" , Max Filippov , Michael Ellerman , Mike Rapoport , Rich Felker , Russell King , Will Deacon , Yoshinori Sato , Zi Yan , linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mm@kvack.org, linux-sh@vger.kernel.org, linux-xtensa@linux-xtensa.org, linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org Subject: [PATCH v2 06/14] m68k: reword ARCH_FORCE_MAX_ORDER prompt and help text Date: Fri, 24 Mar 2023 08:22:25 +0300 Message-Id: <20230324052233.2654090-7-rppt@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20230324052233.2654090-1-rppt@kernel.org> References: <20230324052233.2654090-1-rppt@kernel.org> MIME-Version: 1.0 X-Rspam-User: X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 7875B140004 X-Stat-Signature: 6hkm4wzy1uiyrkr9b6gq9k6axtm9uzmr X-HE-Tag: 1679635416-487494 X-HE-Meta: U2FsdGVkX1+kjj5iqx/BpDCVwPylyxrT5JOZTeUgu+jsqXNnggFohuC24yZJjrwHhdHUCr5+5/p0NIJmd6DD3g8koB+R+RGDsvGY3t9Af/rwU+3IGaIByYHju3v3jJtdAfIz7/ej7CmnuTYTLqOSM2wE9VNCbJSkIKKwir7rTOoKvhK/KI664trH25CcmKwI0h4bijWMoUlHTIgXoSDm1kjIEWKkApgdSYh/cWGBuUZBbYx7KhIw9BymRwQkMEwv9xp68c9vnkCQEY7Qumh3jtQvxwm8+BhbqECu0h/ON0aUSwbpv6FvkXb0yqBPjR2/QS66V2cHTCSVjaXOyOsB20FG6v5lLL8cxPX9Uku0CUpSQhDlSMSHeOYH61qkumYjUnkK5pn0Pj4PY1IabHoUVPGGcAUIrRDJDMCBD8fhNfhqzCJ34oDEWQeV1l9HeIZZ5k52ok+yK1uSStZNE5JnY65+IHh7THMptzIJAABYzx+BH73IAMr9e+soPGM08Wmt2ceP1qWe5DaZICHla6Fu0LI7H1/Z+85pGxdIn3NSde+pYJl/9iicnu26p3l2lsyAwwZxRNE6ZVU1NDsK5JvrpcaneHV5sf0/9Ovw9nS1ivL5qwooSRQcUxSB+xscJtA8KV7vYh36tDYI3P9SpJPHblIQpI+h5oD+2Ct9W7IfLsusNU7E/EdLtJpMyZxQLEj7mATUScDo/5tXLTwPknEsECxgVIcsDKbJGwvDeTMA/KTGln8KYDMo7OBgKSuZUQRVFE92Nn47YkAaWmAbXvG7awnyG8hoGUNM6NKIVsj/NNhQ+LX+kZYNePAV6tpPGzLg4z6uN9cJZNZC5Jqo6AE257gCNk3ExAVvzLJEaFwZQx6UqQw8G5S+iD50WeK+yUEQuCkw7eB+rJvSM49PZr/6mM4A0Zk9wYICzPSBcMWBkMVsmarw0RFVTAjVciP92Ri67T88dp5n2lqtPWAqx3l 9JqN+89w 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 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: From: "Mike Rapoport (IBM)" The prompt and help text of ARCH_FORCE_MAX_ORDER are not even close to describe this configuration option. Update both to actually describe what this option does. Signed-off-by: Mike Rapoport (IBM) Acked-by: Kirill A. Shutemov Acked-by: Geert Uytterhoeven --- arch/m68k/Kconfig.cpu | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/arch/m68k/Kconfig.cpu b/arch/m68k/Kconfig.cpu index c9df6572133f..e530bc8f240f 100644 --- a/arch/m68k/Kconfig.cpu +++ b/arch/m68k/Kconfig.cpu @@ -398,21 +398,23 @@ config SINGLE_MEMORY_CHUNK Say N if not sure. config ARCH_FORCE_MAX_ORDER - int "Maximum zone order" if ADVANCED + int "Order of maximal physically contiguous allocations" if ADVANCED depends on !SINGLE_MEMORY_CHUNK default "10" help - The kernel memory allocator divides physically contiguous memory - blocks into "zones", where each zone is a power of two number of - pages. This option selects the largest power of two that the kernel - keeps in the memory allocator. If you need to allocate very large - blocks of physically contiguous memory, then you may need to - increase this value. + The kernel page allocator limits the size of maximal physically + contiguous allocations. The limit is called MAX_ORDER and it + defines the maximal power of two of number of pages that can be + allocated as a single contiguous block. This option allows + overriding the default setting when ability to allocate very + large blocks of physically contiguous memory is required. For systems that have holes in their physical address space this value also defines the minimal size of the hole that allows freeing unused memory map. + Don't change if unsure. + config 060_WRITETHROUGH bool "Use write-through caching for 68060 supervisor accesses" depends on ADVANCED && M68060