MIPS_GCTL0_DRG   1220 arch/mips/kernel/cpu-probe.c 		write_c0_guestctl0(guestctl0 | MIPS_GCTL0_DRG);
MIPS_GCTL0_DRG   1224 arch/mips/kernel/cpu-probe.c 		if (temp & MIPS_GCTL0_DRG) {