Help tests to determine if they can use IORING_SETUP_DEFER_TASKRUN
Signed-off-by: Dylan Yudaken <dylany@xxxxxx>
---
test/helpers.c | 17 +++++++++++++++--
test/helpers.h | 2 ++
2 files changed, 17 insertions(+), 2 deletions(-)
diff --git a/test/helpers.c b/test/helpers.c
index 4d5c402f8fb2..8fb32b8fa982 100644
--- a/test/helpers.c
+++ b/test/helpers.c
@@ -75,7 +75,7 @@ static void __t_create_file(const char *file, size_t size, char pattern)
{
ssize_t ret;
char *buf;
- int fd;
+ int fd;
buf = t_malloc(size);
memset(buf, pattern, size);
@@ -112,7 +112,7 @@ struct iovec *t_create_buffers(size_t buf_num, size_t buf_size)
vecs = t_malloc(buf_num * sizeof(struct iovec));
for (i = 0; i < buf_num; i++) {
t_posix_memalign(&vecs[i].iov_base, buf_size, buf_size);
- vecs[i].iov_len = buf_size;
+ vecs[i].iov_len = buf_size;
}
return vecs;
}
@@ -253,3 +253,16 @@ errno_cleanup:
close(fd[1]);
return ret;
}
+
+bool t_probe_defer_taskrun(void)
+{
+ struct io_uring ring;
+ int ret;
+
+ ret = io_uring_queue_init(1, &ring, IORING_SETUP_SINGLE_ISSUER |
+ IORING_SETUP_DEFER_TASKRUN);
+ if (ret < 0)
+ return false;
+ io_uring_queue_exit(&ring);
+ return true;
+}
diff --git a/test/helpers.h b/test/helpers.h
index 9ad99472b288..5e9bb2613ab2 100644
--- a/test/helpers.h
+++ b/test/helpers.h
@@ -82,6 +82,8 @@ enum t_setup_ret t_register_buffers(struct io_uring *ring,
const struct iovec *iovecs,
unsigned nr_iovecs);
+bool t_probe_defer_taskrun(void);
+
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
#ifdef __cplusplus
--
2.30.2
