25 lines
702 B
C
25 lines
702 B
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
#ifndef _LINUX_RW_HINT_H
|
|
#define _LINUX_RW_HINT_H
|
|
|
|
#include <linux/build_bug.h>
|
|
#include <linux/compiler_attributes.h>
|
|
#include <uapi/linux/fcntl.h>
|
|
|
|
/* Block storage write lifetime hint values. */
|
|
enum rw_hint {
|
|
WRITE_LIFE_NOT_SET = RWH_WRITE_LIFE_NOT_SET,
|
|
WRITE_LIFE_NONE = RWH_WRITE_LIFE_NONE,
|
|
WRITE_LIFE_SHORT = RWH_WRITE_LIFE_SHORT,
|
|
WRITE_LIFE_MEDIUM = RWH_WRITE_LIFE_MEDIUM,
|
|
WRITE_LIFE_LONG = RWH_WRITE_LIFE_LONG,
|
|
WRITE_LIFE_EXTREME = RWH_WRITE_LIFE_EXTREME,
|
|
} __packed;
|
|
|
|
/* Sparse ignores __packed annotations on enums, hence the #ifndef below. */
|
|
#ifndef __CHECKER__
|
|
static_assert(sizeof(enum rw_hint) == 1);
|
|
#endif
|
|
|
|
#endif /* _LINUX_RW_HINT_H */
|