Add support for the recently introduced functions
bdrv_co_preadv_part()
and
bdrv_co_pwritev_part()
to the COR-filter driver.
Signed-off-by: Andrey Shinkevich <andrey.shinkev...@virtuozzo.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsement...@virtuozzo.com>
---
block/copy-on-read.c | 28 ++++++++++++++++------------
1 file changed, 16 insertions(+), 12 deletions(-)
diff --git a/block/copy-on-read.c b/block/copy-on-read.c
index 2816e61..cb03e0f 100644
--- a/block/copy-on-read.c
+++ b/block/copy-on-read.c
@@ -74,21 +74,25 @@ static int64_t cor_getlength(BlockDriverState *bs)
}
-static int coroutine_fn cor_co_preadv(BlockDriverState *bs,
- uint64_t offset, uint64_t bytes,
- QEMUIOVector *qiov, int flags)
+static int coroutine_fn cor_co_preadv_part(BlockDriverState *bs,
+ uint64_t offset, uint64_t bytes,
+ QEMUIOVector *qiov,
+ size_t qiov_offset,
+ int flags)
{
- return bdrv_co_preadv(bs->file, offset, bytes, qiov,
- flags | BDRV_REQ_COPY_ON_READ);
+ return bdrv_co_preadv_part(bs->file, offset, bytes, qiov, qiov_offset,
+ flags | BDRV_REQ_COPY_ON_READ);
}
-static int coroutine_fn cor_co_pwritev(BlockDriverState *bs,
- uint64_t offset, uint64_t bytes,
- QEMUIOVector *qiov, int flags)
+static int coroutine_fn cor_co_pwritev_part(BlockDriverState *bs,
+ uint64_t offset,
+ uint64_t bytes,
+ QEMUIOVector *qiov,
+ size_t qiov_offset, int flags)
{
-
- return bdrv_co_pwritev(bs->file, offset, bytes, qiov, flags);
+ return bdrv_co_pwritev_part(bs->file, offset, bytes, qiov, qiov_offset,
+ flags);
}
@@ -137,8 +141,8 @@ static BlockDriver bdrv_copy_on_read = {
.bdrv_getlength = cor_getlength,
- .bdrv_co_preadv = cor_co_preadv,
- .bdrv_co_pwritev = cor_co_pwritev,
+ .bdrv_co_preadv_part = cor_co_preadv_part,
+ .bdrv_co_pwritev_part = cor_co_pwritev_part,
.bdrv_co_pwrite_zeroes = cor_co_pwrite_zeroes,
.bdrv_co_pdiscard = cor_co_pdiscard,
.bdrv_co_pwritev_compressed = cor_co_pwritev_compressed,
--
1.8.3.1
