UBUNTU: SAUCE: (noup) Update spl to 0.6.5.9-1, zfs to 0.6.5.9-2

[mirror_ubuntu-artful-kernel.git] / zfs / config / kernel-get-gendisk.m4

diff --git a/zfs/config/kernel-get-gendisk.m4 b/zfs/config/kernel-get-gendisk.m4
new file mode 100644 (file)
index 0000000..b091377
--- /dev/null
+++ b/zfs/config/kernel-get-gendisk.m4
@@ -0,0 +1,17 @@
+dnl #
+dnl # 2.6.34 API change
+dnl # Verify the get_gendisk() symbol is available.
+dnl #
+AC_DEFUN([ZFS_AC_KERNEL_GET_GENDISK],
+       [AC_MSG_CHECKING([whether get_gendisk() is available])
+       ZFS_LINUX_TRY_COMPILE_SYMBOL([
+               #include <linux/genhd.h>
+       ], [
+               get_gendisk(0, NULL);
+       ], [get_gendisk], [block/genhd.c], [
+               AC_MSG_RESULT(yes)
+               AC_DEFINE(HAVE_GET_GENDISK, 1, [get_gendisk() is available])
+       ], [
+               AC_MSG_RESULT(no)
+       ])
+])