Commit 5c423369 authored Aug 14, 2012 by Catalin Marinas

arm64: Add support for /proc/sys/debug/exception-trace



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 <catalin.marinas@arm.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Olof Johansson <olof@lixom.net>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>

parent 478fcb2c

kernel/sysctl.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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,