clear_delta_base_cache_entry: use a more descriptive name

diff --git a/sha1_file.c b/sha1_file.c
index 23339115cb5c56f34c45cc35b601289389b694d9..1d0810c30857b257fbdc2724b679ac0d636528be 100644 (file)
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -2120,7 +2120,12 @@ static int in_delta_base_cache(struct packed_git *p, off_t base_offset)
        return eq_delta_base_cache_entry(ent, p, base_offset);
 }
 
-static void clear_delta_base_cache_entry(struct delta_base_cache_entry *ent)
+/*
+ * Remove the entry from the cache, but do _not_ free the associated
+ * entry data. The caller takes ownership of the "data" buffer, and
+ * should copy out any fields it wants before detaching.
+ */
+static void detach_delta_base_cache_entry(struct delta_base_cache_entry *ent)
 {
        ent->data = NULL;
        ent->lru.next->prev = ent->lru.prev;
@@ -2243,7 +2248,7 @@ void *unpack_entry(struct packed_git *p, off_t obj_offset,
                        type = ent->type;
                        data = ent->data;
                        size = ent->size;
-                       clear_delta_base_cache_entry(ent);
+                       detach_delta_base_cache_entry(ent);
                        base_from_cache = 1;
                        break;
                }