X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Fblkdev_compat.h;fp=include%2Flinux%2Fblkdev_compat.h;h=9d3e6f07cefc8b892310e2b20710e0568ee91cee;hb=2b7ab9d4d9b307c354795e2805ff313ddd01985d;hp=1ff8eeaf329e8b733d19107af197f307016bdbde;hpb=930b6fec210d828cb3755f8756dbbbf3001cccae;p=zfs.git

diff --git a/include/linux/blkdev_compat.h b/include/linux/blkdev_compat.h
index 1ff8eea..9d3e6f0 100644
--- a/include/linux/blkdev_compat.h
+++ b/include/linux/blkdev_compat.h
@@ -393,6 +393,15 @@ bio_set_flags_failfast(struct block_device *bdev, int *flags)
 #endif /* HAVE_1ARG_INVALIDATE_BDEV */
 
 /*
+ * 2.6.27 API change
+ * The function was exported for use, prior to this it existed by the
+ * symbol was not exported.
+ */
+#ifndef HAVE_LOOKUP_BDEV
+# define lookup_bdev(path)		ERR_PTR(-ENOTSUP)
+#endif
+
+/*
  * 2.6.30 API change
  * To ensure good performance preferentially use the physical block size
  * for proper alignment.  The physical size is supposed to be the internal