diff options
| -rw-r--r-- | object-store.h | 13 | ||||
| -rw-r--r-- | object.c | 2 | ||||
| -rw-r--r-- | packfile.c | 7 | ||||
| -rw-r--r-- | sha1-file.c | 23 | ||||
| -rw-r--r-- | sha1-name.c | 10 |
5 files changed, 33 insertions, 22 deletions
diff --git a/object-store.h b/object-store.h index 60758ef..e16aa38 100644 --- a/object-store.h +++ b/object-store.h @@ -20,7 +20,7 @@ struct object_directory { * Be sure to call odb_load_loose_cache() before using. */ char loose_objects_subdir_seen[256]; - struct oid_array loose_objects_cache; + struct oid_array loose_objects_cache[256]; /* * Path to the alternative object store. If this is a relative path, @@ -48,11 +48,14 @@ void add_to_alternates_file(const char *dir); void add_to_alternates_memory(const char *dir); /* - * Populate an odb's loose object cache for one particular subdirectory (i.e., - * the one that corresponds to the first byte of objects you're interested in, - * from 0 to 255 inclusive). + * Populate and return the loose object cache array corresponding to the + * given object ID. */ -void odb_load_loose_cache(struct object_directory *odb, int subdir_nr); +struct oid_array *odb_loose_cache(struct object_directory *odb, + const struct object_id *oid); + +/* Empty the loose object cache for the specified object directory. */ +void odb_clear_loose_cache(struct object_directory *odb); struct packed_git { struct packed_git *next; @@ -485,7 +485,7 @@ struct raw_object_store *raw_object_store_new(void) static void free_object_directory(struct object_directory *odb) { free(odb->path); - oid_array_clear(&odb->loose_objects_cache); + odb_clear_loose_cache(odb); free(odb); } @@ -994,11 +994,8 @@ void reprepare_packed_git(struct repository *r) { struct object_directory *odb; - for (odb = r->objects->odb; odb; odb = odb->next) { - oid_array_clear(&odb->loose_objects_cache); - memset(&odb->loose_objects_subdir_seen, 0, - sizeof(odb->loose_objects_subdir_seen)); - } + for (odb = r->objects->odb; odb; odb = odb->next) + odb_clear_loose_cache(odb); r->objects->approximate_object_count_valid = 0; r->objects->packed_git_initialized = 0; diff --git a/sha1-file.c b/sha1-file.c index 5a272f7..efcb2cb 100644 --- a/sha1-file.c +++ b/sha1-file.c @@ -924,7 +924,6 @@ static int open_sha1_file(struct repository *r, static int quick_has_loose(struct repository *r, const unsigned char *sha1) { - int subdir_nr = sha1[0]; struct object_id oid; struct object_directory *odb; @@ -932,8 +931,7 @@ static int quick_has_loose(struct repository *r, prepare_alt_odb(r); for (odb = r->objects->odb; odb; odb = odb->next) { - odb_load_loose_cache(odb, subdir_nr); - if (oid_array_lookup(&odb->loose_objects_cache, &oid) >= 0) + if (oid_array_lookup(odb_loose_cache(odb, &oid), &oid) >= 0) return 1; } return 0; @@ -2152,8 +2150,10 @@ static int append_loose_object(const struct object_id *oid, const char *path, return 0; } -void odb_load_loose_cache(struct object_directory *odb, int subdir_nr) +struct oid_array *odb_loose_cache(struct object_directory *odb, + const struct object_id *oid) { + int subdir_nr = oid->hash[0]; struct strbuf buf = STRBUF_INIT; if (subdir_nr < 0 || @@ -2161,15 +2161,26 @@ void odb_load_loose_cache(struct object_directory *odb, int subdir_nr) BUG("subdir_nr out of range"); if (odb->loose_objects_subdir_seen[subdir_nr]) - return; + return &odb->loose_objects_cache[subdir_nr]; strbuf_addstr(&buf, odb->path); for_each_file_in_obj_subdir(subdir_nr, &buf, append_loose_object, NULL, NULL, - &odb->loose_objects_cache); + &odb->loose_objects_cache[subdir_nr]); odb->loose_objects_subdir_seen[subdir_nr] = 1; strbuf_release(&buf); + return &odb->loose_objects_cache[subdir_nr]; +} + +void odb_clear_loose_cache(struct object_directory *odb) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(odb->loose_objects_cache); i++) + oid_array_clear(&odb->loose_objects_cache[i]); + memset(&odb->loose_objects_subdir_seen, 0, + sizeof(odb->loose_objects_subdir_seen)); } static int check_stream_sha1(git_zstream *stream, diff --git a/sha1-name.c b/sha1-name.c index b245028..a656481 100644 --- a/sha1-name.c +++ b/sha1-name.c @@ -87,21 +87,21 @@ static int match_sha(unsigned, const unsigned char *, const unsigned char *); static void find_short_object_filename(struct disambiguate_state *ds) { - int subdir_nr = ds->bin_pfx.hash[0]; struct object_directory *odb; for (odb = the_repository->objects->odb; odb && !ds->ambiguous; odb = odb->next) { int pos; + struct oid_array *loose_objects; - odb_load_loose_cache(odb, subdir_nr); - pos = oid_array_lookup(&odb->loose_objects_cache, &ds->bin_pfx); + loose_objects = odb_loose_cache(odb, &ds->bin_pfx); + pos = oid_array_lookup(loose_objects, &ds->bin_pfx); if (pos < 0) pos = -1 - pos; - while (!ds->ambiguous && pos < odb->loose_objects_cache.nr) { + while (!ds->ambiguous && pos < loose_objects->nr) { const struct object_id *oid; - oid = odb->loose_objects_cache.oid + pos; + oid = loose_objects->oid + pos; if (!match_sha(ds->len, ds->bin_pfx.hash, oid->hash)) break; update_candidates(ds, oid); |