On 25.06.2020 18:21, Max Reitz wrote:
Signed-off-by: Max Reitz <mre...@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.shinkev...@virtuozzo.com>
