Add -p switch to "zpool get"

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

diff --git a/config/kernel-open-bdev-exclusive.m4 b/config/kernel-open-bdev-exclusive.m4
index 734b213..0661315 100644 (file)
--- a/config/kernel-open-bdev-exclusive.m4
+++ b/config/kernel-open-bdev-exclusive.m4
@@ -2,11 +2,17 @@ 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], [
-       ZFS_CHECK_SYMBOL_EXPORT(
-               [open_bdev_exclusive],
-               [fs/block_dev.c],
-               [AC_DEFINE(HAVE_OPEN_BDEV_EXCLUSIVE, 1,
-               [open_bdev_exclusive() is available])],
-               [])
+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)
+       ])
 ])