From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f46.google.com (mail-pa0-f46.google.com [209.85.220.46]) by kanga.kvack.org (Postfix) with ESMTP id 4830228001C for ; Fri, 31 Oct 2014 03:40:53 -0400 (EDT) Received: by mail-pa0-f46.google.com with SMTP id lf10so7131317pab.5 for ; Fri, 31 Oct 2014 00:40:52 -0700 (PDT) Received: from cnbjrel02.sonyericsson.com (cnbjrel02.sonyericsson.com. [219.141.167.166]) by mx.google.com with ESMTPS id kg10si2820997pad.184.2014.10.31.00.40.51 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Fri, 31 Oct 2014 00:40:52 -0700 (PDT) From: "Wang, Yalin" Date: Fri, 31 Oct 2014 15:40:46 +0800 Subject: [RFC] arm:remove clear_thread_flag(TIF_UPROBE) Message-ID: <35FD53F367049845BC99AC72306C23D103E010D1827B@CNBJMBX05.corpusers.net> References: <1414392371.8884.2.camel@perches.com> <35FD53F367049845BC99AC72306C23D103E010D1825F@CNBJMBX05.corpusers.net> <35FD53F367049845BC99AC72306C23D103E010D18260@CNBJMBX05.corpusers.net> <35FD53F367049845BC99AC72306C23D103E010D18261@CNBJMBX05.corpusers.net> <35FD53F367049845BC99AC72306C23D103E010D18264@CNBJMBX05.corpusers.net> <35FD53F367049845BC99AC72306C23D103E010D18265@CNBJMBX05.corpusers.net> <35FD53F367049845BC99AC72306C23D103E010D18266@CNBJMBX05.corpusers.net> <20141030120127.GC32589@arm.com> <20141030135749.GE32589@arm.com> <35FD53F367049845BC99AC72306C23D103E010D18272@CNBJMBX05.corpusers.net> <35FD53F367049845BC99AC72306C23D103E010D18273@CNBJMBX05.corpusers.net> <35FD53F367049845BC99AC72306C23D103E010D18275@CNBJMBX05.corpusers.net> In-Reply-To: <35FD53F367049845BC99AC72306C23D103E010D18275@CNBJMBX05.corpusers.net> Content-Language: en-US Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: 'Will Deacon' , 'Ard Biesheuvel' , 'Russell King - ARM Linux' , "'linux-kernel@vger.kernel.org'" , "'akinobu.mita@gmail.com'" , "'linux-mm@kvack.org'" , 'Joe Perches' , "'linux-arm-kernel@lists.infradead.org'" This patch remove clear_thread_flag(TIF_UPROBE) in do_work_pending(), because uprobe_notify_resume() have do this. Signed-off-by: Yalin Wang --- arch/arm/kernel/signal.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index bd19834..ff598f0 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -591,10 +591,9 @@ do_work_pending(struct pt_regs *regs, unsigned int thr= ead_flags, int syscall) return restart; } syscall =3D 0; - } else if (thread_flags & _TIF_UPROBE) { - clear_thread_flag(TIF_UPROBE); + } else if (thread_flags & _TIF_UPROBE) uprobe_notify_resume(regs); - } else { + else { clear_thread_flag(TIF_NOTIFY_RESUME); tracehook_notify_resume(regs); } --=20 2.1.1 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org