From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail1.windriver.com (mail1.windriver.com [147.11.146.13]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (Client CN "mail1.windriver.com", Issuer "Intel External Basic Issuing CA 3A" (not verified)) by ozlabs.org (Postfix) with ESMTPS id 456CC2C0088 for ; Wed, 22 Aug 2012 20:50:38 +1000 (EST) From: Tiejun Chen To: 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> MIME-Version: 1.0 Content-Type: text/plain Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, jason.wessel@windriver.com List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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