diff options
| author | Alan Cox <alc@FreeBSD.org> | 2008-12-31 05:44:05 +0000 |
|---|---|---|
| committer | Alan Cox <alc@FreeBSD.org> | 2008-12-31 05:44:05 +0000 |
| commit | e2abaaaa2bc99178226798467d9f5e1ad967ce47 (patch) | |
| tree | 5a3c65be12cf8416332f628d77d33555511df495 /sys/vm/vm_map.c | |
| parent | 98a443118149b89901602d5c76384eeff0f9f782 (diff) | |
Notes
Diffstat (limited to 'sys/vm/vm_map.c')
| -rw-r--r-- | sys/vm/vm_map.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sys/vm/vm_map.c b/sys/vm/vm_map.c index 055be3b1c7f6..a2b8e47978c1 100644 --- a/sys/vm/vm_map.c +++ b/sys/vm/vm_map.c @@ -100,7 +100,8 @@ __FBSDID("$FreeBSD$"); * Synchronization is required prior to most operations. * * Maps consist of an ordered doubly-linked list of simple - * entries; a single hint is used to speed up lookups. + * entries; a self-adjusting binary search tree of these + * entries is used to speed up lookups. * * Since portions of maps are specified by start/end addresses, * which may not align with existing map entries, all @@ -1629,7 +1630,7 @@ vm_map_protect(vm_map_t map, vm_offset_t start, vm_offset_t end, /* * Update physical map if necessary. Worry about copy-on-write - * here -- CHECK THIS XXX + * here. */ if (current->protection != old_prot) { #define MASK(entry) (((entry)->eflags & MAP_ENTRY_COW) ? ~VM_PROT_WRITE : \ @@ -1806,7 +1807,7 @@ vm_map_madvise( * Sets the inheritance of the specified address * range in the target map. Inheritance * affects how the map will be shared with - * child maps at the time of vm_map_fork. + * child maps at the time of vmspace_fork. */ int vm_map_inherit(vm_map_t map, vm_offset_t start, vm_offset_t end, |