From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757183Ab2HNRyc (ORCPT ); Tue, 14 Aug 2012 13:54:32 -0400 Received: from service87.mimecast.com ([91.220.42.44]:55427 "EHLO service87.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756899Ab2HNRxN (ORCPT ); Tue, 14 Aug 2012 13:53:13 -0400 From: Catalin Marinas To: linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org, Arnd Bergmann Subject: [PATCH v2 24/31] arm64: Add support for /proc/sys/debug/exception-trace Date: Tue, 14 Aug 2012 18:52:25 +0100 Message-Id: <1344966752-16102-25-git-send-email-catalin.marinas@arm.com> X-Mailer: git-send-email 1.7.9.111.gf3fb0 In-Reply-To: <1344966752-16102-1-git-send-email-catalin.marinas@arm.com> References: <1344966752-16102-1-git-send-email-catalin.marinas@arm.com> X-OriginalArrivalTime: 14 Aug 2012 17:54:55.0307 (UTC) FILETIME=[E989D9B0:01CD7A45] X-MC-Unique: 112081418531203601 Content-Type: text/plain; charset=WINDOWS-1252 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by mail.home.local id q7EHwb07017355 This patch allows setting of the show_unhandled_signals variable via /proc/sys/debug/exception-trace. The default value is currently 1 showing unhandled user faults (undefined instructions, data aborts) and invalid signal stack frames. Signed-off-by: Catalin Marinas --- kernel/sysctl.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 87174ef..79dcb00 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -1544,7 +1544,7 @@ static struct ctl_table fs_table[] = { static struct ctl_table debug_table[] = { #if defined(CONFIG_X86) || defined(CONFIG_PPC) || defined(CONFIG_SPARC) || \ - defined(CONFIG_S390) || defined(CONFIG_TILE) + defined(CONFIG_S390) || defined(CONFIG_TILE) || defined(CONFIG_ARM64) { .procname = "exception-trace", .data = &show_unhandled_signals,