Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932373Ab2HVKul (ORCPT ); Wed, 22 Aug 2012 06:50:41 -0400 Received: from mail1.windriver.com ([147.11.146.13]:49608 "EHLO mail1.windriver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755299Ab2HVKuk (ORCPT ); Wed, 22 Aug 2012 06:50:40 -0400 From: Tiejun Chen To: CC: , , Subject: [PATCH 1/3] kgdb,ppc: do not set kgdb_single_step on ppc Date: Wed, 22 Aug 2012 18:43:10 +0800 Message-ID: <1345632192-19810-1-git-send-email-tiejun.chen@windriver.com> X-Mailer: git-send-email 1.5.6 MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1215 Lines: 34 The kgdb_single_step flag has the possibility to indefinitely hang the system on an SMP system. The x86 arch have the same problem, and that problem was fixed by commit 8097551d9ab9b9e3630(kgdb,x86: do not set kgdb_single_step on x86). This patch does the same behaviors as x86's patch. Signed-off-by: Dongdong Deng Signed-off-by: Jason Wessel Signed-off-by: Tiejun Chen --- arch/powerpc/kernel/kgdb.c | 1 - 1 files changed, 0 insertions(+), 1 deletions(-) diff --git a/arch/powerpc/kernel/kgdb.c b/arch/powerpc/kernel/kgdb.c index 782bd0a..bbabc5a 100644 --- a/arch/powerpc/kernel/kgdb.c +++ b/arch/powerpc/kernel/kgdb.c @@ -410,7 +410,6 @@ int kgdb_arch_handle_exception(int vector, int signo, int err_code, #else linux_regs->msr |= MSR_SE; #endif - kgdb_single_step = 1; atomic_set(&kgdb_cpu_doing_single_step, raw_smp_processor_id()); } -- 1.5.6 -- 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/