gup_test.h (a9bed1e1c2a9bb36cdd29af0ef48044d1b9e8c2a) gup_test.h (f4f9bda418ab8b4dbc5372e9e2a28162f7777154)
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2#ifndef __GUP_TEST_H
3#define __GUP_TEST_H
4
5#include <linux/types.h>
6
7#define GUP_FAST_BENCHMARK _IOWR('g', 1, struct gup_test)
8#define PIN_FAST_BENCHMARK _IOWR('g', 2, struct gup_test)
9#define PIN_LONGTERM_BENCHMARK _IOWR('g', 3, struct gup_test)
10#define GUP_BASIC_TEST _IOWR('g', 4, struct gup_test)
11#define PIN_BASIC_TEST _IOWR('g', 5, struct gup_test)
1/* SPDX-License-Identifier: GPL-2.0-or-later */
2#ifndef __GUP_TEST_H
3#define __GUP_TEST_H
4
5#include <linux/types.h>
6
7#define GUP_FAST_BENCHMARK _IOWR('g', 1, struct gup_test)
8#define PIN_FAST_BENCHMARK _IOWR('g', 2, struct gup_test)
9#define PIN_LONGTERM_BENCHMARK _IOWR('g', 3, struct gup_test)
10#define GUP_BASIC_TEST _IOWR('g', 4, struct gup_test)
11#define PIN_BASIC_TEST _IOWR('g', 5, struct gup_test)
12#define DUMP_USER_PAGES_TEST _IOWR('g', 6, struct gup_test)
12
13
14#define GUP_TEST_MAX_PAGES_TO_DUMP 8
15
16#define GUP_TEST_FLAG_DUMP_PAGES_USE_PIN 0x1
17
13struct gup_test {
14 __u64 get_delta_usec;
15 __u64 put_delta_usec;
16 __u64 addr;
17 __u64 size;
18 __u32 nr_pages_per_call;
19 __u32 flags;
18struct gup_test {
19 __u64 get_delta_usec;
20 __u64 put_delta_usec;
21 __u64 addr;
22 __u64 size;
23 __u32 nr_pages_per_call;
24 __u32 flags;
25 /*
26 * Each non-zero entry is the number of the page (1-based: first page is
27 * page 1, so that zero entries mean "do nothing") from the .addr base.
28 */
29 __u32 which_pages[GUP_TEST_MAX_PAGES_TO_DUMP];
20};
21
22#endif /* __GUP_TEST_H */
30};
31
32#endif /* __GUP_TEST_H */