[PATCH v6] tests/fcntl.c: add test for print_f_owner_ex

[Zhibin Li]

*tests/fcntl.c (test_f_owner_ex_type_pid)
(test_f_owner_ex_umove, test_f_owner_ex_printaddr)
(test_f_owner_ex): New functions.
(main): Use test_f_owner_ex.
---
 tests/fcntl.c | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)

diff --git a/tests/fcntl.c b/tests/fcntl.c
index 4f62ca2a..3a7d243d 100644
--- a/tests/fcntl.c
+++ b/tests/fcntl.c
@@ -69,12 +69,67 @@ test_flock64(void)
 #endif
 }
 
+static long
+test_f_owner_ex_type_pid(const int cmd, const char *const cmd_name,
+			 const int type, const char *const type_name,
+			 const pid_t pid)
+{
+	TAIL_ALLOC_OBJECT_CONST_PTR(struct f_owner_ex, fo);
+	fo->type = type;
+	fo->pid = pid;
+
+	long rc = invoke_test_syscall(cmd, fo);
+	printf("%s(0, %s, {type=%s, pid=%d}) = %s\n",
+	       TEST_SYSCALL_STR, cmd_name, type_name, pid, sprintrc(rc));
+	return rc;
+}
+
+static void
+test_f_owner_ex_umove(const int type, const char *const type_name, pid_t pid)
+{
+	long rc = test_f_owner_ex_type_pid(ARG_STR(F_SETOWN_EX),
+					   type, type_name, pid);
+	if (!rc)
+		test_f_owner_ex_type_pid(ARG_STR(F_GETOWN_EX),
+					 type, type_name, pid);
+}
+
+static void
+test_f_owner_ex_printaddr(const int cmd, const char *const cmd_name)
+{
+	TAIL_ALLOC_OBJECT_CONST_PTR(struct f_owner_ex, fo);
+
+	long rc = invoke_test_syscall(cmd, fo+1ULL);
+	printf("%s(0, %s, %p) = %s\n",
+	       TEST_SYSCALL_STR, cmd_name, fo+1ULL, sprintrc(rc));
+}
+
+static void
+test_f_owner_ex(void)
+{
+	unsigned int i;
+	unsigned int j;
+	unsigned int k = 0;
+	const int type[] = { F_OWNER_TID, F_OWNER_PID, F_OWNER_PGRP };
+	const char *type_name[] = { "F_OWNER_TID", "F_OWNER_PID", "F_OWNER_PGRP" };
+	const int pid[] = { 1234567890, 1298126790, 1294567890, 20, 30, 40 };
+
+	for (i = 0; i < 2; i++) {
+		for (j = 0; j < ARRAY_SIZE(type); j++) {
+			test_f_owner_ex_umove(type[j], type_name[j], pid[k++]);
+		}
+	}
+	test_f_owner_ex_printaddr(ARG_STR(F_SETOWN_EX));
+	test_f_owner_ex_printaddr(ARG_STR(F_GETOWN_EX));
+}
+
 int
 main(void)
 {
 	create_sample();
 	test_flock();
 	test_flock64();
+	test_f_owner_ex();
 
 	puts("+++ exited with 0 +++");
 	return 0;
-- 
2.14.3