[linux-vr-cvsupdate] Update to module linux

[Bradley D. L. <br...@us...>]

Update of /cvsroot/linux-vr/linux/arch/mips/vr41xx
In directory slayer.i.sourceforge.net:/tmp/cvs-serv16217/arch/mips/vr41xx

Modified Files:
	serial.c 
Log Message:
Allow shared serial console irq.  Without this patch, echo "1" > /dev/ttyS1
from a serial console on ttyS0 hangs my machine.