ESR_ELx_SF_SHIFT 121 arch/arm64/include/asm/esr.h #define ESR_ELx_SF (UL(1) << ESR_ELx_SF_SHIFT) ESR_ELx_SF_SHIFT 74 arch/arm64/mm/fault.c (esr & ESR_ELx_SF) >> ESR_ELx_SF_SHIFT,