[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [PATCH] xen/arm: traps: Don't panic when receiving an unknown debug trap
On Thu, 5 Nov 2020, Julien Grall wrote: > From: Julien Grall <jgrall@xxxxxxxxxx> > > Even if debug trap are only meant for debugging purpose, it is quite > harsh to crash Xen if one of the trap sent by the guest is not handled. > > So switch from a panic() to a printk(). > > Signed-off-by: Julien Grall <jgrall@xxxxxxxxxx> Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx> > --- > xen/arch/arm/traps.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/xen/arch/arm/traps.c b/xen/arch/arm/traps.c > index 8f40d0e0b6b1..a36f145e6739 100644 > --- a/xen/arch/arm/traps.c > +++ b/xen/arch/arm/traps.c > @@ -1410,7 +1410,7 @@ static void do_debug_trap(struct cpu_user_regs *regs, > unsigned int code) > show_execution_state(regs); > break; > default: > - panic("DOM%d: Unhandled debug trap %#x\n", domid, code); > + printk("DOM%d: Unhandled debug trap %#x\n", domid, code); > break; > } > } > -- > 2.17.1 >
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