Function validate_snapshot

refs/packed-backend.c:789–794

* Check that `refs->snapshot` (if present) still reflects the * contents of the `packed-refs` file. If not, clear the snapshot. */

 * contents of the `packed-refs` file. If not, clear the snapshot.
 */
static void validate_snapshot(struct packed_ref_store *refs)
{
	if (refs->snapshot &&
	    !stat_validity_check(&refs->snapshot->validity, refs->path))
		clear_snapshot(refs);
}

/*
 * Get the `snapshot` for the specified packed_ref_store, creating and