zfs-builds-mm/zfs-0.8.3/config/kernel-invalidate-bdev-args.m4
2020-03-01 19:43:35 +01:00

23 lines
575 B
Text

dnl #
dnl # 2.6.22 API change
dnl # Unused destroy_dirty_buffers arg removed from prototype.
dnl #
AC_DEFUN([ZFS_AC_KERNEL_SRC_INVALIDATE_BDEV], [
ZFS_LINUX_TEST_SRC([invalidate_bdev], [
#include <linux/buffer_head.h>
],[
struct block_device *bdev = NULL;
invalidate_bdev(bdev);
])
])
AC_DEFUN([ZFS_AC_KERNEL_INVALIDATE_BDEV], [
AC_MSG_CHECKING([whether invalidate_bdev() wants 1 arg])
ZFS_LINUX_TEST_RESULT([invalidate_bdev], [
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_1ARG_INVALIDATE_BDEV, 1,
[invalidate_bdev() wants 1 arg])
],[
AC_MSG_RESULT(no)
])
])