ret_from_fork 63 arch/x86/kernel/process_32.c asmlinkage void ret_from_fork(void) __asm__("ret_from_fork"); ret_from_fork 314 arch/x86/kernel/process_32.c p->thread.ip = (unsigned long) ret_from_fork; ret_from_fork 56 arch/x86/kernel/process_64.c asmlinkage extern void ret_from_fork(void);