--- /dev/null
+dnl #
+dnl # 2.6.39 API change
+dnl # The security_inode_init_security() function now takes an additional
+dnl # qstr argument which must be passed in from the dentry if available.
+dnl # Passing a NULL is safe when no qstr is available the relevant
+dnl # security checks will just be skipped.
+dnl #
+AC_DEFUN([ZFS_AC_KERNEL_6ARGS_SECURITY_INODE_INIT_SECURITY], [
+ AC_MSG_CHECKING([whether security_inode_init_security wants 6 args])
+ tmp_flags="$EXTRA_KCFLAGS"
+ EXTRA_KCFLAGS="-Werror"
+ ZFS_LINUX_TRY_COMPILE([
+ #include <linux/security.h>
+ ],[
+ security_inode_init_security(NULL,NULL,NULL,NULL,NULL,NULL);
+ ],[
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_6ARGS_SECURITY_INODE_INIT_SECURITY, 1,
+ [security_inode_init_security wants 6 args])
+ ],[
+ AC_MSG_RESULT(no)
+ ])
+ EXTRA_KCFLAGS="$tmp_flags"
+])