Unverified Commit bed13787 authored Apr 15, 2019 by Christoph Hellwig Committed by Palmer Dabbelt Apr 25, 2019

riscv: print the unexpected interrupt cause



This has been helpful when debugging my pending nommu port.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Nick Kossifidis <mick@ics.forth.gr>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>

parent 6ab77af4

arch/riscv/kernel/irq.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -54,7 +54,8 @@ asmlinkage void __irq_entry do_IRQ(struct pt_regs *regs)
		handle_arch_irq(regs);
		break;
		default:
		panic("unexpected interrupt cause");
		pr_alert("unexpected interrupt cause 0x%lx", regs->scause);
		BUG();
		}
		irq_exit();