diff options
Diffstat (limited to 'packfile.h')
| -rw-r--r-- | packfile.h | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/packfile.h b/packfile.h index d95275e666..27ba607e7c 100644 --- a/packfile.h +++ b/packfile.h @@ -79,8 +79,8 @@ struct packfile_store { struct object_database *odb; /* - * The list of packfiles in the order in which they are being added to - * the store. + * The list of packfiles in the order in which they have been most + * recently used. */ struct packfile_list packs; @@ -98,9 +98,6 @@ struct packfile_store { unsigned flags; } kept_cache; - /* A most-recently-used ordered version of the packs list. */ - struct packfile_list mru; - /* * A map of packfile names to packed_git structs for tracking which * packs have been loaded already. @@ -112,6 +109,21 @@ struct packfile_store { * packs. */ bool initialized; + + /* + * Usually, packfiles will be reordered to the front of the `packs` + * list whenever an object is looked up via them. This has the effect + * that packs that contain a lot of accessed objects will be located + * towards the front. + * + * This is usually desireable, but there are exceptions. One exception + * is when the looking up multiple objects in a loop for each packfile. + * In that case, we may easily end up with an infinite loop as the + * packfiles get reordered to the front repeatedly. + * + * Setting this field to `true` thus disables these reorderings. + */ + bool skip_mru_updates; }; /* @@ -172,11 +184,6 @@ void packfile_store_add_pack(struct packfile_store *store, struct packfile_list_entry *packfile_store_get_packs(struct packfile_store *store); /* - * Get all packs in most-recently-used order. - */ -struct packfile_list_entry *packfile_store_get_packs_mru(struct packfile_store *store); - -/* * Open the packfile and add it to the store if it isn't yet known. Returns * either the newly opened packfile or the preexisting packfile. Returns a * `NULL` pointer in case the packfile could not be opened. |