zfs/config/kernel-mm-pagemap.m4

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AC_DEFUN([ZFS_AC_KERNEL_SRC_MM_PAGE_SIZE], [
ZFS_LINUX_TEST_SRC([page_size], [
#include <linux/mm.h>
],[
unsigned long s;
s = page_size(NULL);
])
])
AC_DEFUN([ZFS_AC_KERNEL_MM_PAGE_SIZE], [
AC_MSG_CHECKING([whether page_size() is available])
ZFS_LINUX_TEST_RESULT([page_size], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_MM_PAGE_SIZE, 1, [page_size() is available])
],[
AC_MSG_RESULT(no)
])
])
AC_DEFUN([ZFS_AC_KERNEL_SRC_MM_PAGE_MAPPING], [
ZFS_LINUX_TEST_SRC([page_mapping], [
#include <linux/pagemap.h>
],[
struct page *p = NULL;
struct address_space *m = page_mapping(NULL);
])
])
AC_DEFUN([ZFS_AC_KERNEL_MM_PAGE_MAPPING], [
AC_MSG_CHECKING([whether page_mapping() is available])
ZFS_LINUX_TEST_RESULT([page_mapping], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_MM_PAGE_MAPPING, 1, [page_mapping() is available])
],[
AC_MSG_RESULT(no)
])
])