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=-6.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_PASS,USER_AGENT_NEOMUTT 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 6BF86C4360F for ; Tue, 2 Apr 2019 14:37:58 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 3ABE820857 for ; Tue, 2 Apr 2019 14:37:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="qwsnFy/N" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3ABE820857 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=16wNuzZump9J8fCYJGPdA71Ai26m1orSmeB7nGfkthM=; b=qwsnFy/Nj7QF3y ByRyDZyzV7iPV5rIJ4qz69nw9H0x0oHfTMArUK9fj9T4cpRt6mI+SWijUyBmMD+zZtA6I7WWR6YBa ZxQm6o8NwB7xongN+xTNuiZTUiG9UpQTN3Mvl5shZ205u9f0e3b7Bxb5fA78vtsgLHuoKzuV8uOb/ MPvqABNZT/E7wtzrrwv8OSjghbuKPOz0RNCxbGHVlvsD6qsA1GHipDLkoNybTKmTpUwFwYuqKXX3/ 5bAV/jvsfZ74Tx6V1Gs9GczXMMwCq8W2sqPTmKDIr1Gs6OPoUoobE+QX4aAVD4fQCW+HszQ53hK8x W2r0LapzYH1eDv1XKDzw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hBKXu-0005eH-Ho; Tue, 02 Apr 2019 14:37:50 +0000 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70] helo=foss.arm.com) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hBKXr-0005du-1Y for linux-arm-kernel@lists.infradead.org; Tue, 02 Apr 2019 14:37:48 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 5F5CA16A3; Tue, 2 Apr 2019 07:37:46 -0700 (PDT) Received: from mbp (usa-sjc-mx-foss1.foss.arm.com [217.140.101.70]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 70DFA3F721; Tue, 2 Apr 2019 07:37:45 -0700 (PDT) Date: Tue, 2 Apr 2019 15:37:42 +0100 From: Catalin Marinas To: Vincenzo Frascino Subject: Re: [PATCH v2 4/4] arm64: compat: Add KUSER_HELPERS config option Message-ID: <20190402143742.uargf3kudkeungk2@mbp> References: <20190402111304.20825-1-vincenzo.frascino@arm.com> <20190402111304.20825-5-vincenzo.frascino@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190402111304.20825-5-vincenzo.frascino@arm.com> User-Agent: NeoMutt/20170113 (1.7.2) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190402_073747_089099_6D12EAC8 X-CRM114-Status: GOOD ( 14.30 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Will Deacon , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Apr 02, 2019 at 12:13:04PM +0100, Vincenzo Frascino wrote: > diff --git a/arch/arm64/kernel/kuser32.S b/arch/arm64/kernel/kuser32.S > index eeae9063bebd..8fc71adb9458 100644 > --- a/arch/arm64/kernel/kuser32.S > +++ b/arch/arm64/kernel/kuser32.S > @@ -6,10 +6,9 @@ > * Copyright (C) 2005-2011 Nicolas Pitre > * Copyright (C) 2012-2018 ARM Ltd. > * > - * Each segment is 32-byte aligned and will be moved to the top of the high > - * vector page. New segments (if ever needed) must be added in front of > - * existing ones. This mechanism should be used only for things that are > - * really small and justified, and not be abused freely. > + * The kuser helpers below are mapped at a fixed address by > + * aarch32_setup_additional_pages() ad are provided for compatibility s/ad/and/ Otherwise: Reviewed-by: Catalin Marinas _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel