193 static int userspace_tramp(void *stack)  in userspace_tramp()  argument
217 	if (stack != NULL) {  in userspace_tramp()
218 		fd = phys_mapping(to_phys(stack), &offset);  in userspace_tramp()
229 	if (stack != NULL) {  in userspace_tramp()
268 	void *stack;  in start_userspace()  local
273 	stack = mmap(NULL, UM_KERN_PAGE_SIZE,  in start_userspace()
276 	if (stack == MAP_FAILED) {  in start_userspace()
284 	sp = (unsigned long) stack + UM_KERN_PAGE_SIZE - sizeof(void *);  in start_userspace()
322 	if (munmap(stack, UM_KERN_PAGE_SIZE) < 0) {  in start_userspace()
555 void new_thread(void *stack, jmp_buf *buf, void (*handler)(void))  in new_thread()  argument
558 	(*buf)[0].JB_SP = (unsigned long) stack + UM_THREAD_SIZE -  in new_thread()
580 int start_idle_thread(void *stack, jmp_buf *switch_buf)  in start_idle_thread()  argument
598 		(*switch_buf)[0].JB_SP = (unsigned long) stack +  in start_idle_thread()