[LTP] [PATCH v3 4/7] syscalls/fsync: add sync device test-case

Sumit Garg
2019-02-19T09:28:17Z

fsync04 tests to sync file having large dirty file pages to block
device. Also, it tests all supported filesystems on a test block device.

Signed-off-by: Sumit Garg <sumit.garg@linaro.org>
---
runtest/syscalls | 1 +
testcases/kernel/syscalls/fsync/.gitignore | 1 +
testcases/kernel/syscalls/fsync/fsync04.c | 61 ++++++++++++++++++++++++++++++
3 files changed, 63 insertions(+)
create mode 100644 testcases/kernel/syscalls/fsync/fsync04.c

diff --git a/runtest/syscalls b/runtest/syscalls
index dba0dee..0d09509 100644
--- a/runtest/syscalls
+++ b/runtest/syscalls
@@ -347,6 +347,7 @@ fstatfs02_64 fstatfs02_64
fsync01 fsync01
fsync02 fsync02
fsync03 fsync03
+fsync04 fsync04

ftruncate01 ftruncate01
ftruncate01_64 ftruncate01_64
diff --git a/testcases/kernel/syscalls/fsync/.gitignore b/testcases/kernel/syscalls/fsync/.gitignore
index 3c694a4..4b5ea83 100644
--- a/testcases/kernel/syscalls/fsync/.gitignore
+++ b/testcases/kernel/syscalls/fsync/.gitignore
@@ -1,3 +1,4 @@
/fsync01
/fsync02
/fsync03
+/fsync04
diff --git a/testcases/kernel/syscalls/fsync/fsync04.c b/testcases/kernel/syscalls/fsync/fsync04.c
new file mode 100644
index 0000000..72c73ce
--- /dev/null
+++ b/testcases/kernel/syscalls/fsync/fsync04.c
@@ -0,0 +1,61 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2019 Linaro Limited. All rights reserved.
+ * Author: Sumit Garg <sumit.garg@linaro.org>
+ */
+
+/*
+ * fsync04
+ *
+ * It basically tests fsync() to sync test file having large dirty file pages
+ * to block device. Also, it tests all supported filesystems on a test block
+ * device.
+ */
+
+#define _GNU_SOURCE
+#include <errno.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include "tst_sync_device.h"
+#include "tst_test.h"
+
+#define MNTPOINT "mnt_point"
+#define TST_FILE MNTPOINT"/test"
+#define TST_FILE_SIZE_MB 32
+
+static void verify_fsync(void)
+{
+ int fd;
+
+ fd = tst_sync_device_write(TST_FILE, TST_FILE_SIZE_MB);
+
+ TEST(fsync(fd));
+ if (TST_RET != 0)
+ tst_brk(TFAIL | TTERRNO, "fsync(fd) failed");
+
+ if (tst_sync_device_check(TST_FILE_SIZE_MB))
+ tst_res(TPASS, "Test file synced to device");
+ else
+ tst_res(TFAIL, "Failed to sync test file to device");
+}
+
+static void setup(void)
+{
+ tst_sync_device_init(tst_device->dev);
+}
+
+static void cleanup(void)
+{
+ tst_sync_device_cleanup();
+}
+
+static struct tst_test test = {
+ .needs_root = 1,
+ .mount_device = 1,
+ .all_filesystems = 1,
+ .mntpoint = MNTPOINT,
+ .setup = setup,
+ .cleanup = cleanup,
+ .test_all = verify_fsync,
+};
--
2.7.4