196 uiomove_object_page(vm_object_t obj, size_t len, struct uio *uio)  in uiomove_object_page()  argument
203 	idx = OFF_TO_IDX(uio->uio_offset);  in uiomove_object_page()
204 	offset = uio->uio_offset & PAGE_MASK;  in uiomove_object_page()
219 	if (uio->uio_rw == UIO_READ && m == NULL &&  in uiomove_object_page()
222 		return (uiomove(__DECONST(void *, zero_region), tlen, uio));  in uiomove_object_page()
245 	error = uiomove_fromphys(&m, offset, tlen, uio);  in uiomove_object_page()
246 	if (uio->uio_rw == UIO_WRITE && error == 0)  in uiomove_object_page()
255 uiomove_object(vm_object_t obj, off_t obj_size, struct uio *uio)  in uiomove_object()  argument
262 	while ((resid = uio->uio_resid) > 0) {  in uiomove_object()
263 		if (obj_size <= uio->uio_offset)  in uiomove_object()
265 		len = MIN(obj_size - uio->uio_offset, resid);  in uiomove_object()
268 		error = uiomove_object_page(obj, len, uio);  in uiomove_object()
269 		if (error != 0 || resid == uio->uio_resid)  in uiomove_object()
455 shm_read(struct file *fp, struct uio *uio, struct ucred *active_cred,  in shm_read()  argument
468 	foffset_lock_uio(fp, uio, flags);  in shm_read()
469 	rl_cookie = shm_rangelock_rlock(shmfd, uio->uio_offset,  in shm_read()
470 	    uio->uio_offset + uio->uio_resid);  in shm_read()
471 	error = uiomove_object(shmfd->shm_object, shmfd->shm_size, uio);  in shm_read()
473 	foffset_unlock_uio(fp, uio, flags);  in shm_read()
478 shm_write(struct file *fp, struct uio *uio, struct ucred *active_cred,  in shm_write()  argument
494 	foffset_lock_uio(fp, uio, flags);  in shm_write()
495 	if (uio->uio_resid > OFF_MAX - uio->uio_offset) {  in shm_write()
502 			foffset_unlock_uio(fp, uio, flags);  in shm_write()
508 		size = uio->uio_offset + uio->uio_resid;  in shm_write()
513 		rl_cookie = shm_rangelock_wlock(shmfd, uio->uio_offset, size);  in shm_write()
524 			    shmfd->shm_size, uio);  in shm_write()
527 	foffset_unlock_uio(fp, uio, flags);  in shm_write()