3 dnl # kernel vm counters change
5 AC_DEFUN([ZFS_AC_KERNEL_VM_NODE_STAT], [
6 AC_MSG_CHECKING([whether to use vm_node_stat based fn's])
7 ZFS_LINUX_TRY_COMPILE([
9 #include <linux/vmstat.h>
11 int a __attribute__ ((unused)) = NR_VM_NODE_STAT_ITEMS;
12 long x __attribute__ ((unused)) =
13 atomic_long_read(&vm_node_stat[0]);
14 (void) global_node_page_state(0);
17 AC_DEFINE(ZFS_GLOBAL_NODE_PAGE_STATE, 1,
18 [using global_node_page_state()])