From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S270125AbUKATcV (ORCPT ); Mon, 1 Nov 2004 14:32:21 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S291984AbUKATcS (ORCPT ); Mon, 1 Nov 2004 14:32:18 -0500 Received: from mx1.redhat.com ([66.187.233.31]:36806 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S291914AbUKATaa (ORCPT ); Mon, 1 Nov 2004 14:30:30 -0500 Date: Mon, 1 Nov 2004 19:30:21 GMT Message-Id: <200411011930.iA1JULar023202@warthog.cambridge.redhat.com> From: dhowells@redhat.com To: torvalds@osdl.org, akpm@osdl.org, davidm@snapgear.com cc: linux-kernel@vger.kernel.org, uclinux-dev@uclinux.org Subject: [PATCH 7/14] FRV: GDB stub dependent additional BUG()'s In-Reply-To: <76b4a884-2c3c-11d9-91a1-0002b3163499@redhat.com> References: <76b4a884-2c3c-11d9-91a1-0002b3163499@redhat.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org The attached patch adds a couple of extra BUG() calls if a GDB stub is configured in the kernel. These allow the GDB stub to catch bad_page() and panic(). Signed-Off-By: dhowells@redhat.com --- diffstat frv-gdbstub-2610rc1bk10.diff kernel/panic.c | 3 +++ mm/page_alloc.c | 3 +++ 2 files changed, 6 insertions(+) diff -uNr /warthog/kernels/linux-2.6.10-rc1-bk10/kernel/panic.c linux-2.6.10-rc1-bk10-frv/kernel/panic.c --- /warthog/kernels/linux-2.6.10-rc1-bk10/kernel/panic.c 2004-10-27 17:32:38.000000000 +0100 +++ linux-2.6.10-rc1-bk10-frv/kernel/panic.c 2004-11-01 11:47:05.162632657 +0000 @@ -59,6 +59,9 @@ vsnprintf(buf, sizeof(buf), fmt, args); va_end(args); printk(KERN_EMERG "Kernel panic - not syncing: %s\n",buf); +#ifdef CONFIG_GDBSTUB + BUG(); +#endif bust_spinlocks(0); #ifdef CONFIG_SMP diff -uNr /warthog/kernels/linux-2.6.10-rc1-bk10/mm/page_alloc.c linux-2.6.10-rc1-bk10-frv/mm/page_alloc.c --- /warthog/kernels/linux-2.6.10-rc1-bk10/mm/page_alloc.c 2004-11-01 11:45:35.000000000 +0000 +++ linux-2.6.10-rc1-bk10-frv/mm/page_alloc.c 2004-11-01 11:47:05.230626996 +0000 @@ -83,6 +83,9 @@ page->mapping, page_mapcount(page), page_count(page)); printk(KERN_EMERG "Backtrace:\n"); dump_stack(); +#ifdef CONFIG_GDBSTUB + BUG(); +#endif printk(KERN_EMERG "Trying to fix it up, but a reboot is needed\n"); page->flags &= ~(1 << PG_private | 1 << PG_locked |