2 dnl # 2.6.28 API change
3 dnl # Added check_disk_size_change() helper function.
5 AC_DEFUN([ZFS_AC_KERNEL_CHECK_DISK_SIZE_CHANGE],
6 [AC_MSG_CHECKING([whether check_disk_size_change() is available])
7 ZFS_LINUX_TRY_COMPILE_SYMBOL([
10 check_disk_size_change(NULL, NULL);
11 ], [check_disk_size_change], [fs/block_dev.c], [
13 AC_DEFINE(HAVE_CHECK_DISK_SIZE_CHANGE, 1,
14 [check_disk_size_change() is available])