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-rw-r--r--pack-objects.c21
1 files changed, 17 insertions, 4 deletions
diff --git a/pack-objects.c b/pack-objects.c
index 3a16b7e4ce..2320bcf310 100644
--- a/pack-objects.c
+++ b/pack-objects.c
@@ -663,10 +663,23 @@ static void get_object_details(void)
prepare_pack_ix();
for (i = 0, entry = objects; i < nr_objects; i++, entry++)
check_object(entry);
- for (i = 0, entry = objects; i < nr_objects; i++, entry++)
- if (!entry->delta && entry->delta_child)
- entry->delta_limit =
- check_delta_limit(entry, 1);
+
+ if (nr_objects == nr_result) {
+ /*
+ * Depth of objects that depend on the entry -- this
+ * is subtracted from depth-max to break too deep
+ * delta chain because of delta data reusing.
+ * However, we loosen this restriction when we know we
+ * are creating a thin pack -- it will have to be
+ * expanded on the other end anyway, so do not
+ * artificially cut the delta chain and let it go as
+ * deep as it wants.
+ */
+ for (i = 0, entry = objects; i < nr_objects; i++, entry++)
+ if (!entry->delta && entry->delta_child)
+ entry->delta_limit =
+ check_delta_limit(entry, 1);
+ }
}
typedef int (*entry_sort_t)(const struct object_entry *, const struct object_entry *);