1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2022 Meta Platforms, Inc. and affiliates. */
3
4 #ifndef _TEST_USER_RINGBUF_H
5 #define _TEST_USER_RINGBUF_H
6
7 #define TEST_OP_64 4
8 #define TEST_OP_32 2
9
10 enum test_msg_op {
11 TEST_MSG_OP_INC64,
12 TEST_MSG_OP_INC32,
13 TEST_MSG_OP_MUL64,
14 TEST_MSG_OP_MUL32,
15
16 // Must come last.
17 TEST_MSG_OP_NUM_OPS,
18 };
19
20 struct test_msg {
21 enum test_msg_op msg_op;
22 union {
23 __s64 operand_64;
24 __s32 operand_32;
25 };
26 };
27
28 struct sample {
29 int pid;
30 int seq;
31 long value;
32 char comm[16];
33 };
34
35 #endif /* _TEST_USER_RINGBUF_H */
36
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