[mirror_zfs.git] / config / kernel-open-bdev-exclusive.m4

dnl #
dnl # 2.6.28 API change
dnl # open/close_bdev_excl() renamed to open/close_bdev_exclusive()
dnl #
AC_DEFUN([ZFS_AC_KERNEL_OPEN_BDEV_EXCLUSIVE],
	[AC_MSG_CHECKING([whether open_bdev_exclusive() is available])
	ZFS_LINUX_TRY_COMPILE_SYMBOL([
		#include <linux/fs.h>
	], [
		open_bdev_exclusive(NULL, 0, NULL);
	], [open_bdev_exclusive], [fs/block_dev.c], [
		AC_MSG_RESULT(yes)
		AC_DEFINE(HAVE_OPEN_BDEV_EXCLUSIVE, 1,
		          [open_bdev_exclusive() is available])
	], [
		AC_MSG_RESULT(no)
	])
])
Commit	Line	Data
c9c0d073 BB	1	dnl #
	2	dnl # 2.6.28 API change
	3	dnl # open/close_bdev_excl() renamed to open/close_bdev_exclusive()
	4	dnl #
70574182 ED	5	AC_DEFUN([ZFS_AC_KERNEL_OPEN_BDEV_EXCLUSIVE],
	6	[AC_MSG_CHECKING([whether open_bdev_exclusive() is available])
	7	ZFS_LINUX_TRY_COMPILE_SYMBOL([
	8	#include <linux/fs.h>
	9	], [
	10	open_bdev_exclusive(NULL, 0, NULL);
	11	], [open_bdev_exclusive], [fs/block_dev.c], [
	12	AC_MSG_RESULT(yes)
	13	AC_DEFINE(HAVE_OPEN_BDEV_EXCLUSIVE, 1,
	14	[open_bdev_exclusive() is available])
	15	], [
	16	AC_MSG_RESULT(no)
	17	])
c9c0d073	18	])