179 static int userspace_tramp(void *stack)  in userspace_tramp()  argument
209 	if (stack != NULL) {  in userspace_tramp()
210 		fd = phys_mapping(to_phys(stack), &offset);  in userspace_tramp()
221 	if (stack != NULL) {  in userspace_tramp()
251 	void *stack;  in start_userspace()  local
255 	stack = mmap(NULL, UM_KERN_PAGE_SIZE,  in start_userspace()
258 	if (stack == MAP_FAILED) {  in start_userspace()
265 	sp = (unsigned long) stack + UM_KERN_PAGE_SIZE - sizeof(void *);  in start_userspace()
302 	if (munmap(stack, UM_KERN_PAGE_SIZE) < 0) {  in start_userspace()
547 void new_thread(void *stack, jmp_buf *buf, void (*handler)(void))  in new_thread()  argument
550 	(*buf)[0].JB_SP = (unsigned long) stack + UM_THREAD_SIZE -  in new_thread()
572 int start_idle_thread(void *stack, jmp_buf *switch_buf)  in start_idle_thread()  argument
590 		(*switch_buf)[0].JB_SP = (unsigned long) stack +  in start_idle_thread()