2 dnl # Grsecurity kernel API change
3 dnl # constified parameters of module_param_call() methods
5 AC_DEFUN([ZFS_AC_KERNEL_MODULE_PARAM_CALL_CONST], [
6 AC_MSG_CHECKING([whether module_param_call() is hardened])
7 ZFS_LINUX_TRY_COMPILE([
8 #include <linux/module.h>
9 #include <linux/moduleparam.h>
11 int param_get(char *b, const struct kernel_param *kp)
16 int param_set(const char *b, const struct kernel_param *kp)
21 module_param_call(p, param_set, param_get, NULL, 0644);
25 AC_DEFINE(MODULE_PARAM_CALL_CONST, 1,
26 [hardened module_param_call])