Revision 5d757b56 block/qcow2-refcount.c

b/block/qcow2-refcount.c
435 435 
    assert(size > 0 && size <= s->cluster_size);
436 436 
    if (s->free_byte_offset == 0) {
437 437 
        s->free_byte_offset = qcow2_alloc_clusters(bs, s->cluster_size);
438 
        if (s->free_byte_offset < 0) {
439 
            return s->free_byte_offset;
440 
        }
438 441 
    }
439 442 
 redo:
440 443 
    free_in_cluster = s->cluster_size -
......
450 453 
            update_cluster_refcount(bs, offset >> s->cluster_bits, 1);
451 454 
    } else {
452 455 
        offset = qcow2_alloc_clusters(bs, s->cluster_size);
456 
        if (offset < 0) {
457 
            return offset;
458 
        }
453 459 
        cluster_offset = s->free_byte_offset & ~(s->cluster_size - 1);
454 460 
        if ((cluster_offset + s->cluster_size) == offset) {
455 461 
            /* we are lucky: contiguous data */

Also available in: Unified diff