1dnl #
2dnl # 3.18 API change
3dnl # struct user_namespace inum moved from .proc_inum to .ns.inum.
4dnl #
5AC_DEFUN([ZFS_AC_KERNEL_SRC_USER_NS_COMMON_INUM], [
6	ZFS_LINUX_TEST_SRC([user_ns_common_inum], [
7		#include <linux/user_namespace.h>
8	], [
9		struct user_namespace uns;
10		uns.ns.inum = 0;
11	])
12])
13
14AC_DEFUN([ZFS_AC_KERNEL_USER_NS_COMMON_INUM], [
15	AC_MSG_CHECKING([whether user_namespace->ns.inum exists])
16	ZFS_LINUX_TEST_RESULT([user_ns_common_inum], [
17		AC_MSG_RESULT(yes)
18		AC_DEFINE(HAVE_USER_NS_COMMON_INUM, 1,
19		    [user_namespace->ns.inum exists])
20	],[
21		AC_MSG_RESULT(no)
22	])
23])
24