From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1162309Ab2CSRMe (ORCPT ); Mon, 19 Mar 2012 13:12:34 -0400 Received: from mail-we0-f194.google.com ([74.125.82.194]:33411 "EHLO mail-we0-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1162298Ab2CSRMd (ORCPT ); Mon, 19 Mar 2012 13:12:33 -0400 Date: Mon, 19 Mar 2012 18:12:29 +0100 From: Ingo Molnar To: Linus Torvalds Cc: linux-kernel@vger.kernel.org, "H. Peter Anvin" , Thomas Gleixner , Andrew Morton Subject: [GIT PULL] x86/process change for v3.4 Message-ID: <20120319171229.GA14978@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Linus, Please pull the latest x86-process-for-linus git tree from: git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-process-for-linus HEAD: 42dfc43ee5999ac64284476ea0ac6c937587cf2b x86_64: Record stack pointer before task execution begins Thanks, Ingo ------------------> Siddhesh Poyarekar (1): x86_64: Record stack pointer before task execution begins arch/x86/kernel/process_64.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index 1fd94bc..eb54dd0 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -341,6 +341,7 @@ start_thread_common(struct pt_regs *regs, unsigned long new_ip, loadsegment(es, _ds); loadsegment(ds, _ds); load_gs_index(0); + current->thread.usersp = new_sp; regs->ip = new_ip; regs->sp = new_sp; percpu_write(old_rsp, new_sp);