build: Add xenversion as a top-level target

We already have xenversion as a target in the xen subdirectory;
simply extend it so that "make xenversion" does what you'd expect.

Signed-off-by: George Dunlap <george.dunlap@eu.citrix.com>
Committed-by: Keir Fraser <keir@xen.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/Makefile b/Makefile
index 7a1c5d59e7..50f1bfa086 100644
--- a/Makefile
+++ b/Makefile
@@ -257,6 +257,9 @@ uninstall:
 linux26:
 	$(MAKE) 'KERNELS=linux-2.6*' kernels
 
+.PHONY: xenversion
+xenversion:
+	@$(MAKE) --no-print-directory -C xen xenversion
 
 #
 # tboot targets