diff --git a/sys/kernel/vfs_calls.c b/sys/kernel/vfs_calls.c
index 602c5b0..b9c9790 100644
--- a/sys/kernel/vfs_calls.c
+++ b/sys/kernel/vfs_calls.c
@@ -437,6 +437,7 @@
     error = -1;
   }
   else {
+        kprintf("[%s:%i] o(%s)%i", __FILE__, __LINE__, path, fd);
     thr->td_retval[0] = fd;
   }
 
diff --git a/sys/vmm/vmm_mmap.c b/sys/vmm/vmm_mmap.c
index fbfac3a..f4393ad 100644
--- a/sys/vmm/vmm_mmap.c
+++ b/sys/vmm/vmm_mmap.c
@@ -129,7 +129,7 @@
     struct file *fd = 0x0;
     int x;
 
-    kprintf("[%s:%i] mmap", __FILE__, __LINE__);
+    kprintf("[%s:%i] mmap(%i)", __FILE__, __LINE__, uap->fd);
 
     addr = (vm_offset_t) uap->addr;