Merge branch 'sg/commit-graph-progress-fix' into master

The code to produce progress output from "git commit-graph --write"
had a few breakages, which have been fixed.

* sg/commit-graph-progress-fix:
  commit-graph: fix "Writing out commit graph" progress counter
  commit-graph: fix progress of reachable commits

commit-graph.c

@@ -1149,23 +1149,14 @@ static void write_graph_chunk_bloom_indexes(struct hashfile *f,
 	struct commit **list = ctx->commits.list;
 	struct commit **last = ctx->commits.list + ctx->commits.nr;
 	uint32_t cur_pos = 0;
-	struct progress *progress = NULL;
-	int i = 0;
-
-	if (ctx->report_progress)
-		progress = start_delayed_progress(
-			_("Writing changed paths Bloom filters index"),
-			ctx->commits.nr);
 
 	while (list < last) {
 		struct bloom_filter *filter = get_bloom_filter(ctx->r, *list, 0);
 		cur_pos += filter->len;
-		display_progress(progress, ++i);
+		display_progress(ctx->progress, ++ctx->progress_cnt);
 		hashwrite_be32(f, cur_pos);
 		list++;
 	}
-
-	stop_progress(&progress);
 }
 
 static void write_graph_chunk_bloom_data(struct hashfile *f,
@@ -1174,13 +1165,6 @@ static void write_graph_chunk_bloom_data(struct hashfile *f,
 {
 	struct commit **list = ctx->commits.list;
 	struct commit **last = ctx->commits.list + ctx->commits.nr;
-	struct progress *progress = NULL;
-	int i = 0;
-
-	if (ctx->report_progress)
-		progress = start_delayed_progress(
-			_("Writing changed paths Bloom filters data"),
-			ctx->commits.nr);
 
 	hashwrite_be32(f, settings->hash_version);
 	hashwrite_be32(f, settings->num_hashes);
@@ -1188,12 +1172,10 @@ static void write_graph_chunk_bloom_data(struct hashfile *f,
 
 	while (list < last) {
 		struct bloom_filter *filter = get_bloom_filter(ctx->r, *list, 0);
-		display_progress(progress, ++i);
+		display_progress(ctx->progress, ++ctx->progress_cnt);
 		hashwrite(f, filter->data, filter->len * sizeof(unsigned char));
 		list++;
 	}
-
-	stop_progress(&progress);
 }
 
 static int oid_compare(const void *_a, const void *_b)
@@ -1423,12 +1405,13 @@ int write_commit_graph_reachable(struct object_directory *odb,
 			_("Collecting referenced commits"), 0);
 
 	for_each_ref(add_ref_to_set, &data);
+
+	stop_progress(&data.progress);
+
 	result = write_commit_graph(odb, NULL, &commits,
 				    flags, split_opts);
 
 	oidset_clear(&commits);
-	if (data.progress)
-		stop_progress(&data.progress);
 	return result;
 }