From mboxrd@z Thu Jan 1 00:00:00 1970 From: Scott Wood Subject: Re: [PATCH v11 8/8] PPC: Don't use hardcoded opcode for ePAPR hcall invocation Date: Mon, 2 Jul 2012 12:57:46 -0500 Message-ID: <4FF1E11A.5070308@freescale.com> References: <1340395568-29620-1-git-send-email-stuart.yoder@freescale.com> <4FF1D618.5030207@freescale.com> <440F1FF6-267A-452C-9665-274F684A1C93@suse.de> <4FF1D75D.4050507@freescale.com> <8694AAE5-6312-4074-BEA3-2953101890D7@suse.de> <4FF1D988.3040602@freescale.com> <4FF1DBB0.1080909@freescale.com> <4FF1DDB8.6010504@freescale.com> <4FF1E000.4050408@freescale.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: Alexander Graf , Stuart Yoder , , To: Timur Tabi Return-path: Received: from [216.32.181.184] ([216.32.181.184]:30480 "EHLO ch1outboundpool.messaging.microsoft.com" rhost-flags-FAIL-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1753866Ab2GBR7I (ORCPT ); Mon, 2 Jul 2012 13:59:08 -0400 In-Reply-To: <4FF1E000.4050408@freescale.com> Sender: kvm-owner@vger.kernel.org List-ID: On 07/02/2012 12:53 PM, Timur Tabi wrote: > Scott Wood wrote: >>>> I'm still a little confused. Which inline assembly code is clobbering LR? >>>> Are you talking about the "BL" instruction, which wasn't there before? > >> Yes, I didn't realize that LR had been in the clobber list before that. > > So are you saying that it was wrong before, but it's correct now? Not really *wrong* before, but unnecessary. -Scott