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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 40F9DC2D0EC for ; Sun, 12 Apr 2020 19:52:48 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 04A5A20739 for ; Sun, 12 Apr 2020 19:52:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="M03jHDXj" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 04A5A20739 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id A1B988E00E3; Sun, 12 Apr 2020 15:52:47 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 9F2228E00D0; Sun, 12 Apr 2020 15:52:47 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 906C88E00E3; Sun, 12 Apr 2020 15:52:47 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0135.hostedemail.com [216.40.44.135]) by kanga.kvack.org (Postfix) with ESMTP id 7591D8E00D0 for ; Sun, 12 Apr 2020 15:52:47 -0400 (EDT) Received: from smtpin29.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 279014DBE for ; Sun, 12 Apr 2020 19:52:47 +0000 (UTC) X-FDA: 76700250774.29.wing27_184405bac1c62 X-HE-Tag: wing27_184405bac1c62 X-Filterd-Recvd-Size: 4690 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf13.hostedemail.com (Postfix) with ESMTP for ; Sun, 12 Apr 2020 19:52:46 +0000 (UTC) Received: from aquarius.haifa.ibm.com (nesher1.haifa.il.ibm.com [195.110.40.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E51FF2084D; Sun, 12 Apr 2020 19:52:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586721165; bh=kg4dZKJ579N986CAoZmLROmIpOcRvYn6L1WsJDxOIl8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=M03jHDXjV3O72ZpMby0hutf5uyRC1PKMh5Up9F7+dMgi3d5b/SM0V7rzcP3iMzTI8 3JkXkIjXkrlZSXxjUt9xlmS4iLXB2oSwrPflLocjX5KHIdgMKTiTQivjIGtjXdJ36v mKibE3Tjm6gd7jGsV4TErO9jVxTXOdHVgsjyb7xw= From: Mike Rapoport To: linux-kernel@vger.kernel.org Cc: Andrew Morton , Baoquan He , Brian Cain , Catalin Marinas , "David S. Miller" , Geert Uytterhoeven , Greentime Hu , Greg Ungerer , Guan Xuetao , Guo Ren , Heiko Carstens , Helge Deller , Hoan Tran , "James E.J. Bottomley" , Jonathan Corbet , Ley Foon Tan , Mark Salter , Matt Turner , Max Filippov , Michael Ellerman , Michal Hocko , Michal Simek , Mike Rapoport , Nick Hu , Paul Walmsley , Richard Weinberger , Rich Felker , Russell King , Stafford Horne , Thomas Bogendoerfer , Tony Luck , Vineet Gupta , x86@kernel.org, Yoshinori Sato , linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-c6x-dev@linux-c6x.org, linux-csky@vger.kernel.org, linux-doc@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linux-xtensa@linux-xtensa.org, openrisc@lists.librecores.org, sparclinux@vger.kernel.org, uclinux-h8-devel@lists.sourceforge.jp, Mike Rapoport Subject: [PATCH 14/21] xtensa: simplify detection of memory zone boundaries Date: Sun, 12 Apr 2020 22:48:52 +0300 Message-Id: <20200412194859.12663-15-rppt@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200412194859.12663-1-rppt@kernel.org> References: <20200412194859.12663-1-rppt@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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 The free_area_init() function only requires the definition of maximal PFN for each of the supported zone rater than calculation of actual zone size= s and the sizes of the holes between the zones. After removal of CONFIG_HAVE_MEMBLOCK_NODE_MAP the free_area_init() is available to all architectures. Using this function instead of free_area_init_node() simplifies the zone detection. Signed-off-by: Mike Rapoport --- arch/xtensa/mm/init.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/xtensa/mm/init.c b/arch/xtensa/mm/init.c index 19c625e6d81f..a05b306cf371 100644 --- a/arch/xtensa/mm/init.c +++ b/arch/xtensa/mm/init.c @@ -70,13 +70,13 @@ void __init bootmem_init(void) void __init zones_init(void) { /* All pages are DMA-able, so we put them all in the DMA zone. */ - unsigned long zones_size[MAX_NR_ZONES] =3D { - [ZONE_NORMAL] =3D max_low_pfn - ARCH_PFN_OFFSET, + unsigned long max_zone_pfn[MAX_NR_ZONES] =3D { + [ZONE_NORMAL] =3D max_low_pfn, #ifdef CONFIG_HIGHMEM - [ZONE_HIGHMEM] =3D max_pfn - max_low_pfn, + [ZONE_HIGHMEM] =3D max_pfn, #endif }; - free_area_init_node(0, zones_size, ARCH_PFN_OFFSET, NULL); + free_area_init(max_zone_pfn); } =20 #ifdef CONFIG_HIGHMEM --=20 2.25.1