Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758476Ab3FDFd1 (ORCPT ); Tue, 4 Jun 2013 01:33:27 -0400 Received: from cnbjrel01.sonyericsson.com ([219.141.167.165]:17969 "EHLO cnbjrel01.sonyericsson.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752545Ab3FDFdZ convert rfc822-to-8bit (ORCPT ); Tue, 4 Jun 2013 01:33:25 -0400 From: "Wang, Yalin" To: "'Will Deacon'" CC: "'richard -rw- weinberger'" , "'linux-arch@vger.kernel.org'" , "'linux-kernel@vger.kernel.org'" , "'linux-arm-kernel@lists.infradead.org'" Date: Tue, 4 Jun 2013 13:33:20 +0800 Subject: RE: A bug about system call on ARM Thread-Topic: A bug about system call on ARM Thread-Index: Ac5gQG0DP9vff+kURemvb02abvnWOAAACdagACkCkmA= Message-ID: <35FD53F367049845BC99AC72306C23D1610991B883@CNBJMBX05.corpusers.net> References: <35FD53F367049845BC99AC72306C23D1610991B865@CNBJMBX05.corpusers.net> <35FD53F367049845BC99AC72306C23D1610991B866@CNBJMBX05.corpusers.net> <20130530090949.GC7483@mudshark.cambridge.arm.com> <20130530114112.GH7483@mudshark.cambridge.arm.com> <35FD53F367049845BC99AC72306C23D1610991B86D@CNBJMBX05.corpusers.net> <20130531084638.GB4928@mudshark.cambridge.arm.com> <35FD53F367049845BC99AC72306C23D1610991B874@CNBJMBX05.corpusers.net> <20130531111305.GI4928@mudshark.cambridge.arm.com> <35FD53F367049845BC99AC72306C23D1610991B876@CNBJMBX05.corpusers.net> <35FD53F367049845BC99AC72306C23D1610991B87B@CNBJMBX05.corpusers.net> <20130603095425.GA32242@mudshark.cambridge.arm.com> <35FD53F367049845BC99AC72306C23D1610991B87E@CNBJMBX05.corpusers.net> In-Reply-To: <35FD53F367049845BC99AC72306C23D1610991B87E@CNBJMBX05.corpusers.net> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: acceptlanguage: en-US Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1805 Lines: 60 Hi Will, Could I know what's your git branch is mainly used for ? https://git.kernel.org/cgit/linux/kernel/git/will/linux.git I mean if the branch is used for ARM arch maintenance ? If yes, I think I can send future bugs about ARM to you directly, And do not need ping-pang in the mail list . Thanks for your help . -----Original Message----- From: Wang, Yalin Sent: Monday, June 03, 2013 5:58 PM To: 'Will Deacon' Cc: 'richard -rw- weinberger'; 'linux-arch@vger.kernel.org'; 'linux-kernel@vger.kernel.org'; 'linux-arm-kernel@lists.infradead.org' Subject: RE: A bug about system call on ARM Hi Will Oh I see, Thanks for your reply Yes , we are testing for it , But need some time to wait for the result , Because The stability test need some time to reproduce this issue , And this issue doesn't reproduce 100% . -----Original Message----- From: Will Deacon [mailto:will.deacon@arm.com] Sent: Monday, June 03, 2013 5:54 PM To: Wang, Yalin Cc: 'richard -rw- weinberger'; 'linux-arch@vger.kernel.org'; 'linux-kernel@vger.kernel.org'; 'linux-arm-kernel@lists.infradead.org' Subject: Re: A bug about system call on ARM On Mon, Jun 03, 2013 at 06:25:26AM +0100, Wang, Yalin wrote: > Hi Will, > > I have a question about this patch . > > If the user space is thumb mode, > The PC should be rewind by 2 bytes, > So the fix_up code should be > > Sub lr, lr, #2 . > > > Am I right ? No, because we don't have OABI-compat support for Thumb applications and force everything down the EABI path instead. Did you manage to test the patch? Will -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/