2 dnl # 2.6.37 API change
3 dnl # The dops->d_automount() dentry operation was added as a clean
4 dnl # solution to handling automounts. Prior to this cifs/nfs clients
5 dnl # which required automount support would abuse the follow_link()
6 dnl # operation on directories for this purpose.
8 AC_DEFUN([ZFS_AC_KERNEL_AUTOMOUNT], [
9 AC_MSG_CHECKING([whether dops->d_automount() exists])
10 ZFS_LINUX_TRY_COMPILE([
11 #include <linux/dcache.h>
13 struct vfsmount *(*d_automount) (struct path *) = NULL;
14 struct dentry_operations dops __attribute__ ((unused)) = {
15 .d_automount = d_automount,
19 AC_DEFINE(HAVE_AUTOMOUNT, 1, [dops->automount() exists])