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dnl #
dnl # 2.6.37 API change
dnl # The dops->d_automount() dentry operation was added as a clean
dnl # solution to handling automounts. Prior to this cifs/nfs clients
dnl # which required automount support would abuse the follow_link()
dnl # operation on directories for this purpose.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_AUTOMOUNT], [
AC_MSG_CHECKING([whether dops->d_automount() exists])
ZFS_LINUX_TRY_COMPILE([
#include <linux/dcache.h>
struct vfsmount *d_automount(struct path *p) { return NULL; }
struct dentry_operations dops __attribute__ ((unused)) = {
.d_automount = d_automount,
};
],[
],[
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_AUTOMOUNT, 1, [dops->automount() exists])
],[
AC_MSG_RESULT(no)
])
])
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