xref: /aosp_15_r20/external/liburing/test/sq-full.c (revision 25da2bea747f3a93b4c30fd9708b0618ef55a0e6)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Description: test SQ queue full condition
4  *
5  */
6 #include <errno.h>
7 #include <stdio.h>
8 #include <unistd.h>
9 #include <stdlib.h>
10 #include <string.h>
11 #include <fcntl.h>
12 
13 #include "liburing.h"
14 
main(int argc,char * argv[])15 int main(int argc, char *argv[])
16 {
17 	struct io_uring_sqe *sqe;
18 	struct io_uring ring;
19 	int ret, i;
20 
21 	if (argc > 1)
22 		return 0;
23 
24 	ret = io_uring_queue_init(8, &ring, 0);
25 	if (ret) {
26 		fprintf(stderr, "ring setup failed: %d\n", ret);
27 		return 1;
28 
29 	}
30 
31 	i = 0;
32 	while ((sqe = io_uring_get_sqe(&ring)) != NULL)
33 		i++;
34 
35 	if (i != 8) {
36 		fprintf(stderr, "Got %d SQEs, wanted 8\n", i);
37 		goto err;
38 	}
39 
40 	io_uring_queue_exit(&ring);
41 	return 0;
42 err:
43 	io_uring_queue_exit(&ring);
44 	return 1;
45 }
46