unwind_get_return_address_ptr 42 arch/x86/include/asm/unwind.h unsigned long *unwind_get_return_address_ptr(struct unwind_state *state); unwind_get_return_address_ptr 230 arch/x86/kernel/dumpstack.c unwind_get_return_address_ptr(&state); unwind_get_return_address_ptr 247 arch/x86/kernel/unwind_frame.c addr_p = unwind_get_return_address_ptr(state);