+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Berkeley style UIO structures - Alan Cox 1994.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#ifndef __LINUX_UIO_H
#define __LINUX_UIO_H
};
enum iter_type {
- /* set if ITER_BVEC doesn't hold a bv_page ref */
- ITER_BVEC_FLAG_NO_REF = 2,
-
/* iter types */
ITER_IOVEC = 4,
ITER_KVEC = 8,
static inline enum iter_type iov_iter_type(const struct iov_iter *i)
{
- return i->type & ~(READ | WRITE | ITER_BVEC_FLAG_NO_REF);
+ return i->type & ~(READ | WRITE);
}
static inline bool iter_is_iovec(const struct iov_iter *i)
return i->type & (READ | WRITE);
}
-static inline bool iov_iter_bvec_no_ref(const struct iov_iter *i)
-{
- return (i->type & ITER_BVEC_FLAG_NO_REF) != 0;
-}
-
/*
* Total number of bytes covered by an iovec.
*