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-rw-r--r--tools/testing/vsock/vsock_test.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/tools/testing/vsock/vsock_test.c b/tools/testing/vsock/vsock_test.c
index 5b0e93f9996c..01fa816868bc 100644
--- a/tools/testing/vsock/vsock_test.c
+++ b/tools/testing/vsock/vsock_test.c
@@ -353,11 +353,12 @@ static void test_stream_msg_peek_server(const struct test_opts *opts)
}
#define SOCK_BUF_SIZE (2 * 1024 * 1024)
-#define MAX_MSG_SIZE (32 * 1024)
+#define MAX_MSG_PAGES 4
static void test_seqpacket_msg_bounds_client(const struct test_opts *opts)
{
unsigned long curr_hash;
+ size_t max_msg_size;
int page_size;
int msg_count;
int fd;
@@ -373,7 +374,8 @@ static void test_seqpacket_msg_bounds_client(const struct test_opts *opts)
curr_hash = 0;
page_size = getpagesize();
- msg_count = SOCK_BUF_SIZE / MAX_MSG_SIZE;
+ max_msg_size = MAX_MSG_PAGES * page_size;
+ msg_count = SOCK_BUF_SIZE / max_msg_size;
for (int i = 0; i < msg_count; i++) {
size_t buf_size;
@@ -383,7 +385,7 @@ static void test_seqpacket_msg_bounds_client(const struct test_opts *opts)
/* Use "small" buffers and "big" buffers. */
if (i & 1)
buf_size = page_size +
- (rand() % (MAX_MSG_SIZE - page_size));
+ (rand() % (max_msg_size - page_size));
else
buf_size = 1 + (rand() % page_size);
@@ -429,7 +431,6 @@ static void test_seqpacket_msg_bounds_server(const struct test_opts *opts)
unsigned long remote_hash;
unsigned long curr_hash;
int fd;
- char buf[MAX_MSG_SIZE];
struct msghdr msg = {0};
struct iovec iov = {0};
@@ -457,8 +458,13 @@ static void test_seqpacket_msg_bounds_server(const struct test_opts *opts)
control_writeln("SRVREADY");
/* Wait, until peer sends whole data. */
control_expectln("SENDDONE");
- iov.iov_base = buf;
- iov.iov_len = sizeof(buf);
+ iov.iov_len = MAX_MSG_PAGES * getpagesize();
+ iov.iov_base = malloc(iov.iov_len);
+ if (!iov.iov_base) {
+ perror("malloc");
+ exit(EXIT_FAILURE);
+ }
+
msg.msg_iov = &iov;
msg.msg_iovlen = 1;
@@ -483,6 +489,7 @@ static void test_seqpacket_msg_bounds_server(const struct test_opts *opts)
curr_hash += hash_djb2(msg.msg_iov[0].iov_base, recv_size);
}
+ free(iov.iov_base);
close(fd);
remote_hash = control_readulong();