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-rw-r--r--reftable/stack.c42
1 files changed, 37 insertions, 5 deletions
diff --git a/reftable/stack.c b/reftable/stack.c
index 49387f9344..826500abed 100644
--- a/reftable/stack.c
+++ b/reftable/stack.c
@@ -1647,19 +1647,51 @@ static int stack_segments_for_compaction(struct reftable_stack *st,
return 0;
}
-int reftable_stack_auto_compact(struct reftable_stack *st)
+static int update_segment_if_compaction_required(struct reftable_stack *st,
+ struct segment *seg,
+ bool use_heuristics,
+ bool *required)
{
- struct segment seg;
int err;
- if (st->merged->tables_len < 2)
+ if (st->merged->tables_len < 2) {
+ *required = false;
+ return 0;
+ }
+
+ if (!use_heuristics) {
+ *required = true;
return 0;
+ }
+
+ err = stack_segments_for_compaction(st, seg);
+ if (err)
+ return err;
+
+ *required = segment_size(seg) > 0;
+ return 0;
+}
+
+int reftable_stack_compaction_required(struct reftable_stack *st,
+ bool use_heuristics,
+ bool *required)
+{
+ struct segment seg;
+ return update_segment_if_compaction_required(st, &seg, use_heuristics,
+ required);
+}
+
+int reftable_stack_auto_compact(struct reftable_stack *st)
+{
+ struct segment seg;
+ bool required;
+ int err;
- err = stack_segments_for_compaction(st, &seg);
+ err = update_segment_if_compaction_required(st, &seg, true, &required);
if (err)
return err;
- if (segment_size(&seg) > 0)
+ if (required)
return stack_compact_range(st, seg.start, seg.end - 1,
NULL, STACK_COMPACT_RANGE_BEST_EFFORT);