From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932588AbcHKHaJ (ORCPT ); Thu, 11 Aug 2016 03:30:09 -0400 Received: from foss.arm.com ([217.140.101.70]:52093 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932297AbcHKHaH (ORCPT ); Thu, 11 Aug 2016 03:30:07 -0400 Subject: Re: [PATCH 1/1] arm64: Remove stack duplicating code from jprobes To: David Long , Catalin Marinas , Huang Shijie , James Morse , Pratyush Anand , Sandeepa Prabhu , Will Deacon , William Cohen , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Steve Capper , Masami Hiramatsu , Li Bin References: <1470861891-13315-1-git-send-email-dave.long@linaro.org> Cc: Adam Buchbinder , =?UTF-8?Q?Alex_Benn=c3=a9e?= , Andrew Morton , Andrey Ryabinin , Ard Biesheuvel , Christoffer Dall , Daniel Thompson , Dave P Martin , Jens Wiklander , Jisheng Zhang , John Blackwood , Mark Rutland , Petr Mladek , Robin Murphy , Suzuki K Poulose , Vladimir Murzin , Yang Shi , Zi Shen Lim , yalin wang , Mark Brown From: Marc Zyngier Organization: ARM Ltd Message-ID: <57AC2977.40507@arm.com> Date: Thu, 11 Aug 2016 08:29:59 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Icedove/38.7.0 MIME-Version: 1.0 In-Reply-To: <1470861891-13315-1-git-send-email-dave.long@linaro.org> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/08/16 21:44, David Long wrote: > From: "David A. Long" > > Because the arm64 calling standard allows stacked function arguments to be > anywhere in the stack frame, do not attempt to duplicate the stack frame for > jprobes handler functions. > > Documenation changes to describe this issue have been broken out into a nit: "Documentation" > separate patch in order to simultaneously address them in other > architecture(s). > > Signed-off-by: David A. Long > Acked-by: Masami Hiramatsu Acked-by: Marc Zyngier M. -- Jazz is not dead. It just smells funny...