pack-redundant: rename pack_list.all_objects

New algorithm uses `pack_list.all_objects` to track remaining objects,
so rename it to `pack_list.remaining_objects`.

Signed-off-by: Jiang Xin <zhiyou.jx@alibaba-inc.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

builtin/pack-redundant.c

@@ -32,7 +32,7 @@ static struct pack_list {
 	struct pack_list *next;
 	struct packed_git *pack;
 	struct llist *unique_objects;
-	struct llist *all_objects;
+	struct llist *remaining_objects;
 } *local_packs = NULL, *altodb_packs = NULL;
 
 static struct llist_item *free_nodes;
@@ -339,8 +339,8 @@ static int cmp_pack_list_reverse(const void *a, const void *b)
 {
 	struct pack_list *pl_a = *((struct pack_list **)a);
 	struct pack_list *pl_b = *((struct pack_list **)b);
-	size_t sz_a = pl_a->all_objects->size;
-	size_t sz_b = pl_b->all_objects->size;
+	size_t sz_a = pl_a->remaining_objects->size;
+	size_t sz_b = pl_b->remaining_objects->size;
 
 	if (sz_a == sz_b)
 		return 0;
@@ -350,7 +350,7 @@ static int cmp_pack_list_reverse(const void *a, const void *b)
 		return -1;
 }
 
-/* Sort pack_list, greater size of all_objects first */
+/* Sort pack_list, greater size of remaining_objects first */
 static void sort_pack_list(struct pack_list **pl)
 {
 	struct pack_list **ary, *p;
@@ -394,7 +394,7 @@ static void minimize(struct pack_list **min)
 	missing = llist_copy(all_objects);
 	pl = unique;
 	while (pl) {
-		llist_sorted_difference_inplace(missing, pl->all_objects);
+		llist_sorted_difference_inplace(missing, pl->remaining_objects);
 		pl = pl->next;
 	}
 
@@ -412,20 +412,20 @@ static void minimize(struct pack_list **min)
 	/* remove unique pack objects from the non_unique packs */
 	pl = non_unique;
 	while (pl) {
-		llist_sorted_difference_inplace(pl->all_objects, unique_pack_objects);
+		llist_sorted_difference_inplace(pl->remaining_objects, unique_pack_objects);
 		pl = pl->next;
 	}
 
 	while (non_unique) {
-		/* sort the non_unique packs, greater size of all_objects first */
+		/* sort the non_unique packs, greater size of remaining_objects first */
 		sort_pack_list(&non_unique);
-		if (non_unique->all_objects->size == 0)
+		if (non_unique->remaining_objects->size == 0)
 			break;
 
 		pack_list_insert(min, non_unique);
 
-		for (pl = non_unique->next; pl && pl->all_objects->size > 0;  pl = pl->next)
-			llist_sorted_difference_inplace(pl->all_objects, non_unique->all_objects);
+		for (pl = non_unique->next; pl && pl->remaining_objects->size > 0;  pl = pl->next)
+			llist_sorted_difference_inplace(pl->remaining_objects, non_unique->remaining_objects);
 
 		non_unique = non_unique->next;
 	}
@@ -440,7 +440,7 @@ static void load_all_objects(void)
 
 	while (pl) {
 		hint = NULL;
-		l = pl->all_objects->front;
+		l = pl->remaining_objects->front;
 		while (l) {
 			hint = llist_insert_sorted_unique(all_objects,
 							  l->oid, hint);
@@ -451,7 +451,7 @@ static void load_all_objects(void)
 	/* remove objects present in remote packs */
 	pl = altodb_packs;
 	while (pl) {
-		llist_sorted_difference_inplace(all_objects, pl->all_objects);
+		llist_sorted_difference_inplace(all_objects, pl->remaining_objects);
 		pl = pl->next;
 	}
 }
@@ -477,10 +477,10 @@ static void scan_alt_odb_packs(void)
 		local = local_packs;
 		while (local) {
 			llist_sorted_difference_inplace(local->unique_objects,
-							alt->all_objects);
+							alt->remaining_objects);
 			local = local->next;
 		}
-		llist_sorted_difference_inplace(all_objects, alt->all_objects);
+		llist_sorted_difference_inplace(all_objects, alt->remaining_objects);
 		alt = alt->next;
 	}
 }
@@ -495,7 +495,7 @@ static struct pack_list * add_pack(struct packed_git *p)
 		return NULL;
 
 	l.pack = p;
-	llist_init(&l.all_objects);
+	llist_init(&l.remaining_objects);
 
 	if (open_pack_index(p))
 		return NULL;
@@ -504,11 +504,11 @@ static struct pack_list * add_pack(struct packed_git *p)
 	base += 256 * 4 + ((p->index_version < 2) ? 4 : 8);
 	step = the_hash_algo->rawsz + ((p->index_version < 2) ? 4 : 0);
 	while (off < p->num_objects * step) {
-		llist_insert_back(l.all_objects, (const struct object_id *)(base + off));
+		llist_insert_back(l.remaining_objects, (const struct object_id *)(base + off));
 		off += step;
 	}
 	/* this list will be pruned in cmp_two_packs later */
-	l.unique_objects = llist_copy(l.all_objects);
+	l.unique_objects = llist_copy(l.remaining_objects);
 	if (p->pack_local)
 		return pack_list_insert(&local_packs, &l);
 	else
@@ -604,7 +604,7 @@ int cmd_pack_redundant(int argc, const char **argv, const char *prefix)
 	pl = local_packs;
 	while (pl) {
 		llist_sorted_difference_inplace(pl->unique_objects, ignore);
-		llist_sorted_difference_inplace(pl->all_objects, ignore);
+		llist_sorted_difference_inplace(pl->remaining_objects, ignore);
 		pl = pl->next;
 	}