1 files changed, 3 insertions, 0 deletions
diff --git a/vl.c b/vl.c
index e648bed..dae986b 100644
--- a/vl.c
+++ b/vl.c
@@ -2209,6 +2209,9 @@ static int balloon_parse(const char *arg)
 {
     QemuOpts *opts;
 
+    warn_report("This option is deprecated. "
+                "Use '--device virtio-balloon' to enable the balloon device.");
+
     if (strcmp(arg, "none") == 0) {
         return 0;
     }