615 	xuio_t		*xuio = NULL;  in zfs_read()  local
692 		xuio = (xuio_t *)uio;  in zfs_read()
700 		(void) dmu_xuio_init(xuio, nblk);  in zfs_read()
708 				(void) dmu_xuio_add(xuio,  in zfs_read()
844 	xuio_t		*xuio = NULL;  in zfs_write()  local
924 		xuio = (xuio_t *)uio;  in zfs_write()
991 		if (xuio) {  in zfs_write()
994 			abuf = dmu_xuio_arcbuf(xuio, i_iov);  in zfs_write()
995 			dmu_xuio_clear(xuio, i_iov);  in zfs_write()
1084 			ASSERT(xuio == NULL || tx_bytes == aiov->iov_len);  in zfs_write()
1093 				ASSERT(xuio);  in zfs_write()
1099 				ASSERT(xuio || tx_bytes == max_blksz);  in zfs_write()
1165 		if (!xuio && n > 0)  in zfs_write()
5494 zfs_reqzcbuf(vnode_t *vp, enum uio_rw ioflag, xuio_t *xuio, cred_t *cr,  in zfs_reqzcbuf()  argument
5500 	uio_t *uio = &xuio->xu_uio;  in zfs_reqzcbuf()
5509 	if (xuio->xu_type != UIOTYPE_ZEROCOPY)  in zfs_reqzcbuf()
5543 		(void) dmu_xuio_init(xuio,  in zfs_reqzcbuf()
5558 			(void) dmu_xuio_add(xuio, abuf,  in zfs_reqzcbuf()
5566 			(void) dmu_xuio_add(xuio, abuf, 0, blksz);  in zfs_reqzcbuf()
5574 			(void) dmu_xuio_add(xuio, abuf, 0, postamble);  in zfs_reqzcbuf()
5616 	XUIO_XUZC_RW(xuio) = ioflag;  in zfs_reqzcbuf()
5623 zfs_retzcbuf(vnode_t *vp, xuio_t *xuio, cred_t *cr, caller_context_t *ct)  in zfs_retzcbuf()  argument
5627 	int ioflag = XUIO_XUZC_RW(xuio);  in zfs_retzcbuf()
5629 	ASSERT(xuio->xu_type == UIOTYPE_ZEROCOPY);  in zfs_retzcbuf()
5632 	if (XUIO_XUZC_PRIV(xuio) == NULL)  in zfs_retzcbuf()
5635 	i = dmu_xuio_cnt(xuio);  in zfs_retzcbuf()
5637 		abuf = dmu_xuio_arcbuf(xuio, i);  in zfs_retzcbuf()
5647 	dmu_xuio_fini(xuio);  in zfs_retzcbuf()