selftests/move_mount_set_group:Make tests build with old libc

Replace SYS_<syscall> with __NR_<syscall>.  Using the __NR_<syscall>
notation, provided by UAPI, is useful to build tests on systems without
the SYS_<syscall> definitions.

Replace SYS_move_mount with __NR_move_mount

Similar changes: commit 87129ef13603 ("selftests/landlock: Make tests build with old libc")

Acked-by: Mickaël Salaün <mic@digikod.net>
Signed-off-by: Hu.Yadi <hu.yadi@h3c.com>
Link: https://lore.kernel.org/r/20240111113229.10820-1-hu.yadi@h3c.com
Reviewed-by: Berlin <berlin@h3c.com>
Suggested-by: Jiao <jiaoxupo@h3c.com>
Signed-off-by: Christian Brauner <brauner@kernel.org>

diff --git a/tools/testing/selftests/move_mount_set_group/move_mount_set_group_test.c b/tools/testing/selftests/move_mount_set_group/move_mount_set_group_test.c
index 50ed5d475dd1317ede706a90d68ec3db06c82e32..bcf51d785a3712934e9e6d2833f6bac00cbe68a2 100644 (file)
--- a/tools/testing/selftests/move_mount_set_group/move_mount_set_group_test.c
+++ b/tools/testing/selftests/move_mount_set_group/move_mount_set_group_test.c
@@ -218,7 +218,7 @@ static bool move_mount_set_group_supported(void)
        if (mount(NULL, SET_GROUP_FROM, NULL, MS_SHARED, 0))
                return -1;
 
-       ret = syscall(SYS_move_mount, AT_FDCWD, SET_GROUP_FROM,
+       ret = syscall(__NR_move_mount, AT_FDCWD, SET_GROUP_FROM,
                      AT_FDCWD, SET_GROUP_TO, MOVE_MOUNT_SET_GROUP);
        umount2("/tmp", MNT_DETACH);
 
@@ -363,7 +363,7 @@ TEST_F(move_mount_set_group, complex_sharing_copying)
                       CLONE_VM | CLONE_FILES); ASSERT_GT(pid, 0);
        ASSERT_EQ(wait_for_pid(pid), 0);
 
-       ASSERT_EQ(syscall(SYS_move_mount, ca_from.mntfd, "",
+       ASSERT_EQ(syscall(__NR_move_mount, ca_from.mntfd, "",
                          ca_to.mntfd, "", MOVE_MOUNT_SET_GROUP
                          | MOVE_MOUNT_F_EMPTY_PATH | MOVE_MOUNT_T_EMPTY_PATH),
                  0);