README: Add section for where to send patches.

Signed-off-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
diff --git a/README b/README
index 06e72c9..6667f23 100644
--- a/README
+++ b/README
@@ -96,3 +96,10 @@
 project:
 
 http://thread.gmane.org/gmane.linux.kernel/962051/focus=962620
+
+
+Contributing
+------------
+
+Please send patches for kvmtool to kvm@vger.kernel.org , in the usual git patch
+format. Include "kvmtool" in the mail subject.