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 58F27C6FD1C for ; Sat, 25 Mar 2023 06:10:29 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id EFC2F6B0081; Sat, 25 Mar 2023 02:10:28 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id EAC91900002; Sat, 25 Mar 2023 02:10:28 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id D75226B0088; Sat, 25 Mar 2023 02:10:28 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id C9B0B6B0081 for ; Sat, 25 Mar 2023 02:10:28 -0400 (EDT) Received: from smtpin04.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id A1E6480BA8 for ; Sat, 25 Mar 2023 06:10:28 +0000 (UTC) X-FDA: 80606396136.04.69C57BF Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by imf06.hostedemail.com (Postfix) with ESMTP id 01BA7180005 for ; Sat, 25 Mar 2023 06:10:26 +0000 (UTC) Authentication-Results: imf06.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=XBUYd1wu; spf=pass (imf06.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=1679724627; 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=LBPYvwIdcP58K1MlidkM6fUOXznC7Vq65cJSinR7cXc=; b=gyv6yQMAck+lYD2bLupbYdmy9I4byfdWpF/4mjXsXse17L9EdukqVAL7xUqtFCHYePmorz +NpC2zlpk40iclOxP4t3dwSfzvzcT9NaLv01JOkgnPaVyEbTcD10dvf/zWvVhnugAtky5p 5U2HHVZDjj0LAYsgITgWKkVBeG0fLiU= ARC-Authentication-Results: i=1; imf06.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=XBUYd1wu; spf=pass (imf06.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=1679724627; a=rsa-sha256; cv=none; b=Z/pdCqAwHJL/V5v+3gJ3VSMBalUVkY06gSMPn4xjWQLSti22ubK9OQJnzLK6vNxYhUTbTA hzz6Ls/WkgnYKcdq38d4+pnTBx66RD35LzckGx1HSfPpRqdMuu9SH5CILyqJvYiCVxWYgN TNH6KZa+4GbyqQOg07+SnbztU+/SN8E= 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 37EEA60A55; Sat, 25 Mar 2023 06:10:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5C424C4339C; Sat, 25 Mar 2023 06:10:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1679724626; bh=hCVCDYSIUr+qW4UF3Pu0/8IeYl4ydz564TXJ6RScpmY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XBUYd1wuZ6QOfdcmSr87gRlsMsVV6FBPdIqQHrC3pqAHxOY2DIdF+XDvKoUtLcdnY YymUQInh+UCF4ZGCw4T6Y+Z/IhTvXn9NYU03GXLWRksPUoLzP+eevHP2twu9nwF/kt eOcwijKtLsxk2+/F5k34QVqplP6njWicYTWEb7ErMx3III6zx8dW9FO1/oDMujzPni vjd32oMZKSpAJmWoMmw0HoPy9firOqMSOjpEWDYToYK+vpkdSTUHG7ZtqaX8c39a/T fOjqka2MCZIjCqrg05vs+aCtbzGpK80SATMzTT0ifOqgqyrhOm5UuCOO/e80toO7Z/ HznUBqM4Me+zw== 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 v3 14/14] xtensa: reword ARCH_FORCE_MAX_ORDER prompt and help text Date: Sat, 25 Mar 2023 09:08:28 +0300 Message-Id: <20230325060828.2662773-15-rppt@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20230325060828.2662773-1-rppt@kernel.org> References: <20230325060828.2662773-1-rppt@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 01BA7180005 X-Rspam-User: X-Stat-Signature: 54sr8r6ah88wxc4puwh4t87etghh9y4x X-HE-Tag: 1679724626-447067 X-HE-Meta: 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 BojaWFv9 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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. Reviewed-by: Max Filippov Acked-by: Kirill A. Shutemov Reviewed-by: Zi Yan Signed-off-by: Mike Rapoport (IBM) --- arch/xtensa/Kconfig | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index 3eee334ba873..3c6e5471f025 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -772,15 +772,17 @@ config HIGHMEM If unsure, say Y. config ARCH_FORCE_MAX_ORDER - int "Maximum zone order" + int "Order of maximal physically contiguous allocations" 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. + + Don't change if unsure. endmenu -- 2.35.1