PG_IEC 2137 arch/mips/kernel/cpu-probe.c set_c0_pagegrain(PG_IEC); PG_IEC 2140 arch/mips/kernel/cpu-probe.c if (read_c0_pagegrain() & PG_IEC) PG_IEC 2984 arch/mips/kvm/vz.c kvm_write_sw_gc0_pagegrain(cop0, PG_RIE | PG_XIE | PG_IEC);