Author: kib
Date: Wed Jun 28 04:53:06 2017
New Revision: 320435
URL: https://svnweb.freebsd.org/changeset/base/320435
Log:
MFC r320201:
Assert that the protection of a new map entry is a subset of the max
protection.
Modified:
stable/10/sys/vm/vm_map.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/vm/vm_map.c
==============================================================================
--- stable/10/sys/vm/vm_map.c Wed Jun 28 04:25:20 2017 (r320434)
+++ stable/10/sys/vm/vm_map.c Wed Jun 28 04:53:06 2017 (r320435)
@@ -1143,6 +1143,8 @@ vm_map_insert(vm_map_t map, vm_object_t object, vm_oof
("vm_map_insert: kmem or kernel object and COW"));
KASSERT(object == NULL || (cow & MAP_NOFAULT) == 0,
("vm_map_insert: paradoxical MAP_NOFAULT request"));
+ KASSERT((prot & ~max) == 0,
+ ("prot %#x is not subset of max_prot %#x", prot, max));
/*
* Check that the start and end points are not bogus.
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