completion: put matching ctags symbol names directly into COMPREPLY

diff --git a/Documentation/technical/api-hashmap.txt b/Documentation/technical/api-hashmap.txt
index ad7a5bddd24d91ceda78d430fd86a204b21fd005..a3f020cd9ef6a5110a1ca439403e525377975b72 100644 (file)
--- a/Documentation/technical/api-hashmap.txt
+++ b/Documentation/technical/api-hashmap.txt
@@ -104,6 +104,11 @@ If `free_entries` is true, each hashmap_entry in the map is freed as well
 `entry` points to the entry to initialize.
 +
 `hash` is the hash code of the entry.
++
+The hashmap_entry structure does not hold references to external resources,
+and it is safe to just discard it once you are done with it (i.e. if
+your structure was allocated with xmalloc(), you can just free(3) it,
+and if it is on stack, you can just let it go out of scope).
 
 `void *hashmap_get(const struct hashmap *map, const void *key, const void *keydata)`::
 
@@ -183,7 +188,9 @@ Returns the removed entry, or NULL if not found.
 `void *hashmap_iter_next(struct hashmap_iter *iter)`::
 `void *hashmap_iter_first(struct hashmap *map, struct hashmap_iter *iter)`::
 
-       Used to iterate over all entries of a hashmap.
+       Used to iterate over all entries of a hashmap. Note that it is
+       not safe to add or remove entries to the hashmap while
+       iterating.
 +
 `hashmap_iter_init` initializes a `hashmap_iter` structure.
 +