From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932273AbWHJTnB (ORCPT ); Thu, 10 Aug 2006 15:43:01 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751459AbWHJTnA (ORCPT ); Thu, 10 Aug 2006 15:43:00 -0400 Received: from ns2.suse.de ([195.135.220.15]:21228 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S932687AbWHJThg (ORCPT ); Thu, 10 Aug 2006 15:37:36 -0400 From: Andi Kleen References: <20060810 935.775038000@suse.de> In-Reply-To: <20060810 935.775038000@suse.de> Subject: [PATCH for review] [135/145] x86_64: wire up oops_enter()/oops_exit() Message-Id: <20060810193735.455D21394D@wotan.suse.de> Date: Thu, 10 Aug 2006 21:37:35 +0200 (CEST) To: undisclosed-recipients:; Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org r From: Andrew Morton Implement pause_on_oops() on x86_64. AK: I redid the patch to do the oops_enter/exit in the existing oops_begin()/end(). This makes it much shorter. Signed-off-by: Andrew Morton Signed-off-by: Andi Kleen --- arch/x86_64/kernel/traps.c | 4 ++++ 1 files changed, 4 insertions(+) Index: linux/arch/x86_64/kernel/traps.c =================================================================== --- linux.orig/arch/x86_64/kernel/traps.c +++ linux/arch/x86_64/kernel/traps.c @@ -559,6 +559,8 @@ unsigned __kprobes long oops_begin(void) int cpu = safe_smp_processor_id(); unsigned long flags; + oops_enter(); + /* racy, but better than risking deadlock. */ local_irq_save(flags); if (!spin_trylock(&die_lock)) { @@ -587,6 +589,8 @@ void __kprobes oops_end(unsigned long fl spin_unlock_irqrestore(&die_lock, flags); if (panic_on_oops) panic("Fatal exception: panic_on_oops"); + + oops_exit(); } void __kprobes __die(const char * str, struct pt_regs * regs, long err)