ARM: Allow panic on division by zero in the kernel



Division by zero errors in the kernel currently trigger warnings.
Allow panic on these errors so that we can catch the problem closer
to its source.

Change-Id: Id5fed71b74cd37874ae857a8105455d7561c782d
Signed-off-by: Syed Rameez Mustafa <rameezmustafa@codeaurora.org>

parent a8f114cc

arch/arm/kernel/traps.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -25,6 +25,7 @@
		#include <linux/delay.h>
		#include <linux/init.h>
		#include <linux/sched.h>
		#include <linux/bug.h>

		#include <linux/atomic.h>
		#include <asm/cacheflush.h>
		@@ -784,6 +785,7 @@ void __pgd_error(const char *file, int line, pgd_t pgd)
		asmlinkage void __div0(void)
		{
		printk("Division by zero in kernel.\n");
		BUG_ON(PANIC_CORRUPTION);
		dump_stack();
		}
		EXPORT_SYMBOL(__div0);