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=-5.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 6226FC28CBC for ; Wed, 6 May 2020 10:34:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4358020663 for ; Wed, 6 May 2020 10:34:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728716AbgEFKe5 (ORCPT ); Wed, 6 May 2020 06:34:57 -0400 Received: from foss.arm.com ([217.140.110.172]:33354 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728890AbgEFKe4 (ORCPT ); Wed, 6 May 2020 06:34:56 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 6A2101FB; Wed, 6 May 2020 03:34:56 -0700 (PDT) Received: from arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 843823F71F; Wed, 6 May 2020 03:34:55 -0700 (PDT) Date: Wed, 6 May 2020 11:34:53 +0100 From: Dave Martin To: "Michael Kerrisk (man-pages)" Cc: Russell King , Catalin Marinas , Will Deacon , linux-man@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH 1/2] syscall.2: arm: Use real register names for arm/OABI Message-ID: <20200506103453.GS30377@arm.com> References: <1588692280-15878-1-git-send-email-Dave.Martin@arm.com> <1588692280-15878-2-git-send-email-Dave.Martin@arm.com> <9c75b89f-be1e-52a7-e98c-46b7dfe89d1d@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <9c75b89f-be1e-52a7-e98c-46b7dfe89d1d@gmail.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-man-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-man@vger.kernel.org On Wed, May 06, 2020 at 12:05:00PM +0200, Michael Kerrisk (man-pages) wrote: > On 5/5/20 5:24 PM, Dave Martin wrote: > > The arm OABI syscall interface is currently documented in terms of > > register name aliases defined by the ARM Procedure Call Standard > > (APCS). However, these don't make sense in the context of a binary > > interface that doesn't comply (or need to comply) with APCS. > > > > Use the real architectural register names instead. > > > > The names a1-a4, v1... are just aliases for r0-r3, r4... anyway, so > > the interface is just the same regardless of which set of names is > > used. > > > > Signed-off-by: Dave Martin > > Thanks, Dave. Patch applied, with Russell's Acked-by added. > > Cheers, > > Michael Thanks! ---Dave 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=-5.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 09D73C28CBC for ; Wed, 6 May 2020 10:35:02 +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 CC7212070B for ; Wed, 6 May 2020 10:35:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="PkBM5Ur4" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CC7212070B 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=dSabshSUfx2+PHjmHeHOSwUm/pprltxI1ojpqg9dZpI=; b=PkBM5Ur4aRJE3N dkmYsMgMDknjcT4qhFG7Wl7kNXW3QKmHPH+hfxkbX/Olf7GqnOamqDhY63E0gZDMkIh2vJlLKinag 8Pi3DIOegomYys8IWv/+oEfMtl5MiuRkakNBDYqqL5YVQ9Q0d6Ml7qDLh/F+uON91SPb8qtI0eQcl APYYLzAhrVTQEr4zJow1avDPWDvkzVscNjTig/rBYLC/yWEDJrhkD6d8JjDct2Kd64ZbWTT8GxYYQ t1cW0R+qb66DS7bGjOwJ4t1dxnILANdMYq3Qkd5TTqYmPjx6+vdX8ZzWiK/U1p4Udr6RIck3qMqEx hMiyuwIrs5m+Y5taf42g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWHOH-0002QH-9S; Wed, 06 May 2020 10:35:01 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jWHOE-0002PX-EL for linux-arm-kernel@lists.infradead.org; Wed, 06 May 2020 10:34:59 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 6A2101FB; Wed, 6 May 2020 03:34:56 -0700 (PDT) Received: from arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 843823F71F; Wed, 6 May 2020 03:34:55 -0700 (PDT) Date: Wed, 6 May 2020 11:34:53 +0100 From: Dave Martin To: "Michael Kerrisk (man-pages)" Subject: Re: [PATCH 1/2] syscall.2: arm: Use real register names for arm/OABI Message-ID: <20200506103453.GS30377@arm.com> References: <1588692280-15878-1-git-send-email-Dave.Martin@arm.com> <1588692280-15878-2-git-send-email-Dave.Martin@arm.com> <9c75b89f-be1e-52a7-e98c-46b7dfe89d1d@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <9c75b89f-be1e-52a7-e98c-46b7dfe89d1d@gmail.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200506_033458_529362_BE2EC479 X-CRM114-Status: GOOD ( 14.07 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Catalin Marinas , Will Deacon , Russell King , linux-arm-kernel@lists.infradead.org, linux-man@vger.kernel.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 Wed, May 06, 2020 at 12:05:00PM +0200, Michael Kerrisk (man-pages) wrote: > On 5/5/20 5:24 PM, Dave Martin wrote: > > The arm OABI syscall interface is currently documented in terms of > > register name aliases defined by the ARM Procedure Call Standard > > (APCS). However, these don't make sense in the context of a binary > > interface that doesn't comply (or need to comply) with APCS. > > > > Use the real architectural register names instead. > > > > The names a1-a4, v1... are just aliases for r0-r3, r4... anyway, so > > the interface is just the same regardless of which set of names is > > used. > > > > Signed-off-by: Dave Martin > > Thanks, Dave. Patch applied, with Russell's Acked-by added. > > Cheers, > > Michael Thanks! ---Dave _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel