From: René Rebe <rene@exactco.de>
Subject: [PATCH] MIPS: IP32: oops on bus errors instead of hanging

ip32_be_handler spun forever after the report, a remote machine could
only be power cycled.  Return MIPS_BE_FATAL so do_be() oopses in kernel
mode and sends SIGBUS in user mode.

Signed-off-by: René Rebe <rene@exactco.de>
---
--- a/arch/mips/sgi-ip32/ip32-berr.c
+++ b/arch/mips/sgi-ip32/ip32-berr.c
@@ -30,8 +30,8 @@ static int ip32_be_handler(struct pt_reg
 	printk("Got %cbe at 0x%lx\n", data ? 'd' : 'i', regs->cp0_epc);
 	show_regs(regs);
 	dump_tlb_all();
-	while(1);
-	force_sig(SIGBUS);
+	/* do_be() oopses for the kernel and sends SIGBUS to user mode */
+	return MIPS_BE_FATAL;
 }
 
 void __init ip32_be_init(void)