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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)
])
])
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