Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761531AbZCSVLa (ORCPT ); Thu, 19 Mar 2009 17:11:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1760750AbZCSVJu (ORCPT ); Thu, 19 Mar 2009 17:09:50 -0400 Received: from mx2.redhat.com ([66.187.237.31]:33466 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755046AbZCSVJt (ORCPT ); Thu, 19 Mar 2009 17:09:49 -0400 Message-ID: <49C2B4C6.7030802@redhat.com> Date: Thu, 19 Mar 2009 17:10:30 -0400 From: Masami Hiramatsu User-Agent: Thunderbird 2.0.0.19 (X11/20090105) MIME-Version: 1.0 To: Martin Schwidefsky , Ingo Molnar CC: Ananth N Mavinakayanahalli , systemtap-ml , LKML , Steven Rostedt Subject: [RFC][PATCH -tip 5/9] s390: add kernel_trap_sp() X-Enigmail-Version: 0.95.7 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1463 Lines: 40 Add kernel_trap_sp() on s390 (and cleanup a bit), based on systemtap's runtime/regs.h. Signed-off-by: Masami Hiramatsu Cc: Martin Schwidefsky --- arch/s390/include/asm/ptrace.h | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h index 8920025..304b413 100644 --- a/arch/s390/include/asm/ptrace.h +++ b/arch/s390/include/asm/ptrace.h @@ -491,8 +491,9 @@ extern void user_disable_single_step(struct task_struct *); #define user_mode(regs) (((regs)->psw.mask & PSW_MASK_PSTATE) != 0) #define instruction_pointer(regs) ((regs)->psw.addr & PSW_ADDR_INSN) -#define user_stack_pointer(regs)((regs)->gprs[15]) -#define regs_return_value(regs)((regs)->gprs[2]) +#define user_stack_pointer(regs) ((regs)->gprs[15]) +#define kernel_trap_sp(regs) (user_stack_pointer(regs)) +#define regs_return_value(regs) ((regs)->gprs[2]) #define profile_pc(regs) instruction_pointer(regs) extern void show_regs(struct pt_regs * regs); #endif /* __KERNEL__ */ -- Masami Hiramatsu Software Engineer Hitachi Computer Products (America) Inc. Software Solutions Division e-mail: mhiramat@redhat.com -- 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/