PT_RA 56 arch/nios2/include/asm/entry.h stw ra, PT_RA(sp) PT_RA 80 arch/nios2/include/asm/entry.h ldw ra, PT_RA(sp) PT_RA 45 arch/nios2/kernel/asm-offsets.c OFFSET(PT_RA, pt_regs, ra); PT_RA 75 arch/riscv/kernel/asm-offsets.c OFFSET(PT_RA, pt_regs, ra);