On 25.06.2020 18:21, Max Reitz wrote:
> Signed-off-by: Max Reitz <mreitz@redhat.com>
> ---
> block/copy-on-read.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/block/copy-on-read.c b/block/copy-on-read.c
> index a6e3c74a68..a6a864f147 100644
> --- a/block/copy-on-read.c
> +++ b/block/copy-on-read.c
> @@ -107,6 +107,16 @@ static int coroutine_fn cor_co_pdiscard(BlockDriverState *bs,
> }
>
>
> +static int coroutine_fn cor_co_pwritev_compressed(BlockDriverState *bs,
> + uint64_t offset,
> + uint64_t bytes,
> + QEMUIOVector *qiov)
> +{
> + return bdrv_co_pwritev(bs->file, offset, bytes, qiov,
> + BDRV_REQ_WRITE_COMPRESSED);
> +}
> +
> +
> static void cor_eject(BlockDriverState *bs, bool eject_flag)
> {
> bdrv_eject(bs->file->bs, eject_flag);
> @@ -131,6 +141,7 @@ static BlockDriver bdrv_copy_on_read = {
> .bdrv_co_pwritev = cor_co_pwritev,
> .bdrv_co_pwrite_zeroes = cor_co_pwrite_zeroes,
> .bdrv_co_pdiscard = cor_co_pdiscard,
> + .bdrv_co_pwritev_compressed = cor_co_pwritev_compressed,
>
> .bdrv_eject = cor_eject,
> .bdrv_lock_medium = cor_lock_medium,
Reviewed-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>