1 files changed, 4 insertions, 0 deletions
diff --git a/console.c b/console.c
index 206a380..eca0225 100644
--- a/console.c
+++ b/console.c
@@ -163,10 +163,14 @@ console_write (int minor, void *buf, int n)
   int i;
   uchar *b = buf;
 
+  acquire(&console_lock);
+
   for (i = 0; i < n; i++) {
     cons_putc((int) b[i]);
   }
 
+  release(&console_lock);
+
   return n;
 }