xref: /freebsd/sys/contrib/openzfs/config/kernel-mm-pagemap.m4 (revision 7a7741af18d6c8a804cc643cb7ecda9d730c6aa6)
1AC_DEFUN([ZFS_AC_KERNEL_SRC_MM_PAGE_SIZE], [
2	ZFS_LINUX_TEST_SRC([page_size], [
3		#include <linux/mm.h>
4	],[
5		unsigned long s;
6		s = page_size(NULL);
7	])
8])
9AC_DEFUN([ZFS_AC_KERNEL_MM_PAGE_SIZE], [
10	AC_MSG_CHECKING([whether page_size() is available])
11	ZFS_LINUX_TEST_RESULT([page_size], [
12		AC_MSG_RESULT(yes)
13		AC_DEFINE(HAVE_MM_PAGE_SIZE, 1, [page_size() is available])
14	],[
15		AC_MSG_RESULT(no)
16	])
17])
18
19
20AC_DEFUN([ZFS_AC_KERNEL_SRC_MM_PAGE_MAPPING], [
21	ZFS_LINUX_TEST_SRC([page_mapping], [
22		#include <linux/pagemap.h>
23	],[
24		struct address_space *m;
25		m = page_mapping(NULL);
26	])
27])
28AC_DEFUN([ZFS_AC_KERNEL_MM_PAGE_MAPPING], [
29	AC_MSG_CHECKING([whether page_mapping() is available])
30	ZFS_LINUX_TEST_RESULT([page_mapping], [
31		AC_MSG_RESULT(yes)
32		AC_DEFINE(HAVE_MM_PAGE_MAPPING, 1, [page_mapping() is available])
33	],[
34		AC_MSG_RESULT(no)
35	])
36])
37