1 files changed, 37 insertions, 0 deletions
diff --git a/src/kernel/tests/lib/tst_ioctl.c b/src/kernel/tests/lib/tst_ioctl.c
new file mode 100644
index 0000000..364220b
--- /dev/null
+++ b/src/kernel/tests/lib/tst_ioctl.c
@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/ioctl.h>
+#include <linux/fs.h>
+
+#define TST_NO_DEFAULT_MAIN
+
+#include "tst_test.h"
+
+int tst_fibmap(const char *filename)
+{
+	/* test if FIBMAP ioctl is supported */
+	int fd, block = 0;
+
+	fd = open(filename, O_RDWR | O_CREAT, 0666);
+	if (fd < 0) {
+		tst_res(TWARN | TERRNO,
+			 "open(%s, O_RDWR | O_CREAT, 0666) failed", filename);
+		return -1;
+	}
+
+	if (ioctl(fd, FIBMAP, &block)) {
+		tst_res(TINFO | TERRNO, "FIBMAP ioctl is NOT supported");
+		close(fd);
+		return 1;
+	}
+	tst_res(TINFO, "FIBMAP ioctl is supported");
+
+	if (close(fd)) {
+		tst_res(TWARN | TERRNO, "close(fd) failed");
+		return -1;
+	}
+	return 0;
+}