config/kernel-ctl-table-name.m4

   1 dnl #
   2 dnl # 2.6.33 API change,
   3 dnl # Removed .ctl_name from struct ctl_table.
   4 dnl #
   5 AC_DEFUN([SPL_AC_CTL_NAME], [
   6         AC_MSG_CHECKING([whether struct ctl_table has ctl_name])
   7         SPL_LINUX_TRY_COMPILE([
   8                 #include <linux/sysctl.h>
   9         ],[
  10                 struct ctl_table ctl __attribute__ ((unused));
  11                 ctl.ctl_name = 0;
  12         ],[
  13                 AC_MSG_RESULT(yes)
  14                 AC_DEFINE(HAVE_CTL_NAME, 1, [struct ctl_table has ctl_name])
  15         ],[
  16                 AC_MSG_RESULT(no)
  17         ])
  18 ])