93e18e3197
In several places, entry start and end field are checked, after excluding the possibility that the entry is map->header. By assigning max and min values to the start and end fields of map->header in vm_map_init, the explicit map->header checks become unnecessary. Submitted by: Doug Moore <dougm@rice.edu> Reviewed by: alc, kib, markj (previous version) Tested by: pho (previous version) MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D13735