aboutsummaryrefslogtreecommitdiff
path: root/block/stream.c
diff options
context:
space:
mode:
Diffstat (limited to 'block/stream.c')
-rw-r--r--block/stream.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/block/stream.c b/block/stream.c
index 6cb393972b..746d525cac 100644
--- a/block/stream.c
+++ b/block/stream.c
@@ -41,20 +41,20 @@ typedef struct StreamBlockJob {
} StreamBlockJob;
static int coroutine_fn stream_populate(BlockBackend *blk,
- int64_t sector_num, int nb_sectors,
+ int64_t offset, uint64_t bytes,
void *buf)
{
struct iovec iov = {
.iov_base = buf,
- .iov_len = nb_sectors * BDRV_SECTOR_SIZE,
+ .iov_len = bytes,
};
QEMUIOVector qiov;
+ assert(bytes < SIZE_MAX);
qemu_iovec_init_external(&qiov, &iov, 1);
/* Copy-on-read the unallocated clusters */
- return blk_co_preadv(blk, sector_num * BDRV_SECTOR_SIZE, qiov.size, &qiov,
- BDRV_REQ_COPY_ON_READ);
+ return blk_co_preadv(blk, offset, qiov.size, &qiov, BDRV_REQ_COPY_ON_READ);
}
typedef struct {
@@ -171,7 +171,8 @@ static void coroutine_fn stream_run(void *opaque)
trace_stream_one_iteration(s, sector_num * BDRV_SECTOR_SIZE,
n * BDRV_SECTOR_SIZE, ret);
if (copy) {
- ret = stream_populate(blk, sector_num, n, buf);
+ ret = stream_populate(blk, sector_num * BDRV_SECTOR_SIZE,
+ n * BDRV_SECTOR_SIZE, buf);
}
if (ret < 0) {
BlockErrorAction action =