On Thu, Jun 13, 2013 at 01:47:42PM +0200, Kevin Wolf wrote:
> @@ -420,6 +420,77 @@ fail_block:
> return ret;
> }
>
> +void qcow2_process_discards(BlockDriverState *bs, int ret)
> +{
> + BDRVQcowState *s = bs->opaque;
> + Qcow2DiscardRegion *d, *next;
> +
> + QTAILQ_FOREACH_SAFE(d, &s->discards, next, next) {
> + QTAILQ_REMOVE(&s->discards, d, next);
> +
> + /* Discard is optional, ignore the return value */
> + if (ret >= 0) {
> + fprintf(stderr, "discard: %lx + %lx\n",
> + d->offset >> BDRV_SECTOR_BITS,
> + d->bytes >> BDRV_SECTOR_BITS);
Debug code. This doesn't happen with --enable-trace-backend=stderr ;).
