[mirror_zfs-debian.git] / config / kernel-blkdev-get-by-path.m4

dnl #
dnl # 2.6.38 API change
dnl # open_bdev_exclusive() changed to blkdev_get_by_path()
dnl # close_bdev_exclusive() changed to blkdev_put()
dnl #
AC_DEFUN([ZFS_AC_KERNEL_BLKDEV_GET_BY_PATH], [
	ZFS_CHECK_SYMBOL_EXPORT(
		[blkdev_get_by_path],
		[fs/block_dev.c],
		[AC_DEFINE(HAVE_BLKDEV_GET_BY_PATH, 1,
		[blkdev_get_by_path() is available])],
		[])
])
Commit	Line	Data
45066d1f BB	1	dnl #
	2	dnl # 2.6.38 API change
	3	dnl # open_bdev_exclusive() changed to blkdev_get_by_path()
	4	dnl # close_bdev_exclusive() changed to blkdev_put()
	5	dnl #
	6	AC_DEFUN([ZFS_AC_KERNEL_BLKDEV_GET_BY_PATH], [
	7	ZFS_CHECK_SYMBOL_EXPORT(
	8	[blkdev_get_by_path],
	9	[fs/block_dev.c],
	10	[AC_DEFINE(HAVE_BLKDEV_GET_BY_PATH, 1,
	11	[blkdev_get_by_path() is available])],
	12	[])
	13	])