__rsp 159 arch/x86/um/os-Linux/registers.c return buf[0]->__rsp; __rsp 11 arch/x86/um/shared/sysdep/archsetjmp_64.h unsigned long __rsp; __rsp 23 arch/x86/um/shared/sysdep/archsetjmp_64.h #define JB_SP __rsp