From patchwork Thu Nov 19 17:53:59 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicolas Saenz Julienne X-Patchwork-Id: 11918609 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=-16.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 9C1ECC56201 for ; Thu, 19 Nov 2020 17:56:37 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2D262246AD for ; Thu, 19 Nov 2020 17:56:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="BN9//p4r" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2D262246AD Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=iX9GhVSRvw+FAYToV1qJ/5wi/9iAvviUjDIgE6SB2+o=; b=BN9//p4rTDVBSie8GJKMlRKrE paL3ATRAMuHR+xaq70NpYWwYOps7uMa5vMrvP/H23oNeJkV+MKjyj44l4+uptIH+p+bBaPK4FfLJo /viVLP7jsK2gIMxsJV4jAeTH43PUqOXCo80uXr5p7bgVo4QtZaSSNUTTVJv97lMBCnwnBrqleHOkP fNxv2VpCMHm1ZynxWIutwmLQXmd7gbsueZ3Z8dBJVPk0a5G744xOEB4ww8WlVVvSqUYCxSvJ/egfu BwIPtNby/nqrOHQvEEyetLj4BxB+GXdZQ+M0VF/5vUH4qIR5NmTVt8d5+1LZf3YgKISy9o+nWunnT Sz4ASlNPA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfoAU-0000eU-Is; Thu, 19 Nov 2020 17:56:26 +0000 Received: from mx2.suse.de ([195.135.220.15]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfo8M-0008Ae-U3; Thu, 19 Nov 2020 17:54:23 +0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 96637AC22; Thu, 19 Nov 2020 17:54:13 +0000 (UTC) From: Nicolas Saenz Julienne To: robh+dt@kernel.org, catalin.marinas@arm.com, hch@lst.de, ardb@kernel.org, linux-kernel@vger.kernel.org, Andrew Morton , Paul Walmsley , Palmer Dabbelt , Albert Ou Subject: [PATCH v7 7/7] mm: Remove examples from enum zone_type comment Date: Thu, 19 Nov 2020 18:53:59 +0100 Message-Id: <20201119175400.9995-8-nsaenzjulienne@suse.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201119175400.9995-1-nsaenzjulienne@suse.de> References: <20201119175400.9995-1-nsaenzjulienne@suse.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201119_125415_248912_795FB38B X-CRM114-Status: GOOD ( 12.69 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, lorenzo.pieralisi@arm.com, linux-mm@kvack.org, will@kernel.org, jeremy.linton@arm.com, Nicolas Saenz Julienne , iommu@lists.linux-foundation.org, linux-rpi-kernel@lists.infradead.org, guohanjun@huawei.com, linux-riscv@lists.infradead.org, robin.murphy@arm.com, linux-arm-kernel@lists.infradead.org Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org We can't really list every setup in common code. On top of that they are unlikely to stay true for long as things change in the arch trees independently of this comment. Suggested-by: Christoph Hellwig Signed-off-by: Nicolas Saenz Julienne Reviewed-by: Christoph Hellwig --- include/linux/mmzone.h | 20 -------------------- 1 file changed, 20 deletions(-) diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 8b074e2ba12c..15132adaa233 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -355,26 +355,6 @@ enum zone_type { * DMA mask is assumed when ZONE_DMA32 is defined. Some 64-bit * platforms may need both zones as they support peripherals with * different DMA addressing limitations. - * - * Some examples: - * - * - i386 and x86_64 have a fixed 16M ZONE_DMA and ZONE_DMA32 for the - * rest of the lower 4G. - * - * - arm only uses ZONE_DMA, the size, up to 4G, may vary depending on - * the specific device. - * - * - arm64 has a fixed 1G ZONE_DMA and ZONE_DMA32 for the rest of the - * lower 4G. - * - * - powerpc only uses ZONE_DMA, the size, up to 2G, may vary - * depending on the specific device. - * - * - s390 uses ZONE_DMA fixed to the lower 2G. - * - * - ia64 and riscv only use ZONE_DMA32. - * - * - parisc uses neither. */ #ifdef CONFIG_ZONE_DMA ZONE_DMA,