Author: kib
Date: Wed Jun 4 15:18:46 2014
New Revision: 267059
URL: http://svnweb.freebsd.org/changeset/base/267059
Log:
MFC r266780:
Remove the assert which can be triggered by the userspace.
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 4 15:05:24 2014 (r267058)
+++ stable/10/sys/vm/vm_map.c Wed Jun 4 15:18:46 2014 (r267059)
@@ -1986,11 +1986,8 @@ vm_map_protect(vm_map_t map, vm_offset_t
*/
if ((current->eflags & MAP_ENTRY_USER_WIRED) != 0 &&
(current->protection & VM_PROT_WRITE) != 0 &&
- (old_prot & VM_PROT_WRITE) == 0) {
- KASSERT(old_prot != VM_PROT_NONE,
- ("vm_map_protect: inaccessible wired map entry"));
+ (old_prot & VM_PROT_WRITE) == 0)
vm_fault_copy_entry(map, map, current, current, NULL);
- }
/*
* When restricting access, update the physical map. Worry
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