zfs/config/kernel-vm_node_stat.m4

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dnl #
dnl # 4.8 API change
dnl # kernel vm counters change
dnl #
AC_DEFUN([ZFS_AC_KERNEL_VM_NODE_STAT], [
AC_MSG_CHECKING([whether to use vm_node_stat based fn's])
ZFS_LINUX_TRY_COMPILE([
#include <linux/mm.h>
#include <linux/vmstat.h>
],[
int a __attribute__ ((unused)) = NR_VM_NODE_STAT_ITEMS;
long x __attribute__ ((unused)) =
atomic_long_read(&vm_node_stat[0]);
(void) global_node_page_state(0);
],[
AC_MSG_RESULT(yes)
AC_DEFINE(ZFS_GLOBAL_NODE_PAGE_STATE, 1,
[using global_node_page_state()])
],[
AC_MSG_RESULT(no)
])
])