ESR_ELx_CP15_64_ISS_RT2_SHIFT 298 arch/arm64/include/asm/esr.h #define ESR_ELx_CP15_64_ISS_RT2_MASK (UL(0x1f) << ESR_ELx_CP15_64_ISS_RT2_SHIFT) ESR_ELx_CP15_64_ISS_RT2_SHIFT 662 arch/arm64/kernel/traps.c int rt2 = (esr & ESR_ELx_CP15_64_ISS_RT2_MASK) >> ESR_ELx_CP15_64_ISS_RT2_SHIFT;