gnttab: remove unused MAPTRACK_MAX_ENTRIES define

The maximum number of grant mappings is given by
max_nr_maptrack_frames() as of commit 5ce8faf, not this unused define.

Signed-off-by: Matthew Daley <mattjd@gmail.com>

diff --git a/xen/include/xen/grant_table.h b/xen/include/xen/grant_table.h
index 0820da120765ec12ceb745ddd43b2b40a6057a3e..594119147604ad7b0c73eed113f627b5f527c128 100644 (file)
--- a/xen/include/xen/grant_table.h
+++ b/xen/include/xen/grant_table.h
@@ -64,9 +64,6 @@ struct grant_mapping {
     domid_t  domid;         /* granting domain */
 };
 
-/* Fairly arbitrary. [POLICY] */
-#define MAPTRACK_MAX_ENTRIES 16384
-
 /* Per-domain grant information. */
 struct grant_table {
     /* Table size. Number of frames shared with guest */