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authorLibravatar Jiang Xin <zhiyou.jx@alibaba-inc.com>2019-02-02 21:30:16 +0800
committerLibravatar Junio C Hamano <gitster@pobox.com>2019-02-04 14:18:24 -0800
commit4bc0cc12c19f00380052d0cfaf4e71e0a4630f41 (patch)
tree013a07b90e49d361e814f10dbde400a69a9d0a9b
parentpack-redundant: new algorithm to find min packs (diff)
downloadtgif-4bc0cc12c19f00380052d0cfaf4e71e0a4630f41.tar.xz
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>
-rw-r--r--builtin/pack-redundant.c38
1 files changed, 19 insertions, 19 deletions
diff --git a/builtin/pack-redundant.c b/builtin/pack-redundant.c
index d6d9a66e46..15cdf233c4 100644
--- a/builtin/pack-redundant.c
+++ b/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;
@@ -241,9 +241,9 @@ static void cmp_two_packs(struct pack_list *p1, struct pack_list *p2)
const unsigned int hashsz = the_hash_algo->rawsz;
if (!p1->unique_objects)
- p1->unique_objects = llist_copy(p1->all_objects);
+ p1->unique_objects = llist_copy(p1->remaining_objects);
if (!p2->unique_objects)
- p2->unique_objects = llist_copy(p2->all_objects);
+ p2->unique_objects = llist_copy(p2->remaining_objects);
p1_base = p1->pack->index_data;
p2_base = p2->pack->index_data;
@@ -344,8 +344,8 @@ 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;
@@ -355,7 +355,7 @@ 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;
@@ -399,7 +399,7 @@ 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;
}
@@ -417,20 +417,20 @@ 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;
}
@@ -445,7 +445,7 @@ 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);
@@ -456,7 +456,7 @@ 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;
}
}
@@ -481,8 +481,8 @@ static void scan_alt_odb_packs(void)
while (alt) {
local = local_packs;
while (local) {
- llist_sorted_difference_inplace(local->all_objects,
- alt->all_objects);
+ llist_sorted_difference_inplace(local->remaining_objects,
+ alt->remaining_objects);
local = local->next;
}
alt = alt->next;
@@ -499,7 +499,7 @@ 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;
@@ -508,7 +508,7 @@ 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;
}
l.unique_objects = NULL;
@@ -605,7 +605,7 @@ int cmd_pack_redundant(int argc, const char **argv, const char *prefix)
llist_sorted_difference_inplace(all_objects, ignore);
pl = local_packs;
while (pl) {
- llist_sorted_difference_inplace(pl->all_objects, ignore);
+ llist_sorted_difference_inplace(pl->remaining_objects, ignore);
pl = pl->next;
}