pack-bitmap: drop filter in prepare_bitmap_walk()

Now that all consumers of prepare_bitmap_walk() have populated the
'filter' member of 'struct rev_info', we can drop that extra parameter
from the method and access it directly from the 'struct rev_info'.

Signed-off-by: Derrick Stolee <derrickstolee@github.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

builtin/pack-objects.c

@@ -3651,7 +3651,7 @@ static int pack_options_allow_reuse(void)
 
 static int get_object_list_from_bitmap(struct rev_info *revs)
 {
-	if (!(bitmap_git = prepare_bitmap_walk(revs, &revs->filter, 0)))
+	if (!(bitmap_git = prepare_bitmap_walk(revs, 0)))
 		return -1;
 
 	if (pack_options_allow_reuse() &&

builtin/rev-list.c

@@ -434,8 +434,7 @@ static int try_bitmap_count(struct rev_info *revs,
 	 */
 	max_count = revs->max_count;
 
-	bitmap_git = prepare_bitmap_walk(revs, &revs->filter,
-					 filter_provided_objects);
+	bitmap_git = prepare_bitmap_walk(revs, filter_provided_objects);
 	if (!bitmap_git)
 		return -1;
 
@@ -463,8 +462,7 @@ static int try_bitmap_traversal(struct rev_info *revs,
 	if (revs->max_count >= 0)
 		return -1;
 
-	bitmap_git = prepare_bitmap_walk(revs, &revs->filter,
-					 filter_provided_objects);
+	bitmap_git = prepare_bitmap_walk(revs, filter_provided_objects);
 	if (!bitmap_git)
 		return -1;
 
@@ -481,7 +479,7 @@ static int try_bitmap_disk_usage(struct rev_info *revs,
 	if (!show_disk_usage)
 		return -1;
 
-	bitmap_git = prepare_bitmap_walk(revs, &revs->filter, filter_provided_objects);
+	bitmap_git = prepare_bitmap_walk(revs, filter_provided_objects);
 	if (!bitmap_git)
 		return -1;
 

pack-bitmap.c

@@ -739,8 +739,7 @@ static int add_commit_to_bitmap(struct bitmap_index *bitmap_git,
 static struct bitmap *find_objects(struct bitmap_index *bitmap_git,
 				   struct rev_info *revs,
 				   struct object_list *roots,
-				   struct bitmap *seen,
-				   struct list_objects_filter_options *filter)
+				   struct bitmap *seen)
 {
 	struct bitmap *base = NULL;
 	int needs_walk = 0;
@@ -823,7 +822,7 @@ static struct bitmap *find_objects(struct bitmap_index *bitmap_git,
 		show_data.bitmap_git = bitmap_git;
 		show_data.base = base;
 
-		traverse_commit_list_filtered(filter, revs,
+		traverse_commit_list_filtered(&revs->filter, revs,
 					      show_commit, show_object,
 					      &show_data, NULL);
 
@@ -1219,7 +1218,6 @@ static int can_filter_bitmap(struct list_objects_filter_options *filter)
 }
 
 struct bitmap_index *prepare_bitmap_walk(struct rev_info *revs,
-					 struct list_objects_filter_options *filter,
 					 int filter_provided_objects)
 {
 	unsigned int i;
@@ -1240,7 +1238,7 @@ struct bitmap_index *prepare_bitmap_walk(struct rev_info *revs,
 	if (revs->prune)
 		return NULL;
 
-	if (!can_filter_bitmap(filter))
+	if (!can_filter_bitmap(&revs->filter))
 		return NULL;
 
 	/* try to open a bitmapped pack, but don't parse it yet
@@ -1297,8 +1295,7 @@ struct bitmap_index *prepare_bitmap_walk(struct rev_info *revs,
 
 	if (haves) {
 		revs->ignore_missing_links = 1;
-		haves_bitmap = find_objects(bitmap_git, revs, haves, NULL,
-					    filter);
+		haves_bitmap = find_objects(bitmap_git, revs, haves, NULL);
 		reset_revision_walk();
 		revs->ignore_missing_links = 0;
 
@@ -1306,8 +1303,7 @@ struct bitmap_index *prepare_bitmap_walk(struct rev_info *revs,
 			BUG("failed to perform bitmap walk");
 	}
 
-	wants_bitmap = find_objects(bitmap_git, revs, wants, haves_bitmap,
-				    filter);
+	wants_bitmap = find_objects(bitmap_git, revs, wants, haves_bitmap);
 
 	if (!wants_bitmap)
 		BUG("failed to perform bitmap walk");
@@ -1315,8 +1311,10 @@ struct bitmap_index *prepare_bitmap_walk(struct rev_info *revs,
 	if (haves_bitmap)
 		bitmap_and_not(wants_bitmap, haves_bitmap);
 
-	filter_bitmap(bitmap_git, (filter && filter_provided_objects) ? NULL : wants,
-		      wants_bitmap, filter);
+	filter_bitmap(bitmap_git,
+		      (revs->filter.choice && filter_provided_objects) ? NULL : wants,
+		      wants_bitmap,
+		      &revs->filter);
 
 	bitmap_git->result = wants_bitmap;
 	bitmap_git->haves = haves_bitmap;

pack-bitmap.h

@@ -10,7 +10,6 @@
 struct commit;
 struct repository;
 struct rev_info;
-struct list_objects_filter_options;
 
 static const char BITMAP_IDX_SIGNATURE[] = {'B', 'I', 'T', 'M'};
 
@@ -54,7 +53,6 @@ void test_bitmap_walk(struct rev_info *revs);
 int test_bitmap_commits(struct repository *r);
 int test_bitmap_hashes(struct repository *r);
 struct bitmap_index *prepare_bitmap_walk(struct rev_info *revs,
-					 struct list_objects_filter_options *filter,
 					 int filter_provided_objects);
 uint32_t midx_preferred_pack(struct bitmap_index *bitmap_git);
 int reuse_partial_packfile_from_bitmap(struct bitmap_index *,

reachable.c

@@ -205,7 +205,7 @@ void mark_reachable_objects(struct rev_info *revs, int mark_reflog,
 	cp.progress = progress;
 	cp.count = 0;
 
-	bitmap_git = prepare_bitmap_walk(revs, NULL, 0);
+	bitmap_git = prepare_bitmap_walk(revs, 0);
 	if (bitmap_git) {
 		traverse_bitmap_commit_list(bitmap_git, revs, mark_object_seen);
 		free_bitmap_index(bitmap_git);