};
qemu_iovec_init_external(&qiov, &iov, 1);
- ret = bdrv_co_readv(bs->backing, idx * s->tracks, nb_cow_sectors,
- &qiov);
+ ret = bdrv_co_preadv(bs->backing, idx * s->tracks * BDRV_SECTOR_SIZE,
+ nb_cow_bytes, &qiov, 0);
if (ret < 0) {
qemu_vfree(iov.iov_base);
return ret;
}
- ret = bdrv_co_writev(bs->file, s->data_end, nb_cow_sectors, &qiov);
+ ret = bdrv_co_pwritev(bs->file, s->data_end * BDRV_SECTOR_SIZE,
+ nb_cow_bytes, &qiov, 0);
qemu_vfree(iov.iov_base);
if (ret < 0) {
return ret;
qemu_iovec_reset(&hd_qiov);
qemu_iovec_concat(&hd_qiov, qiov, bytes_done, nbytes);
- ret = bdrv_co_writev(bs->file, position, n, &hd_qiov);
+ ret = bdrv_co_pwritev(bs->file, position * BDRV_SECTOR_SIZE, nbytes,
+ &hd_qiov, 0);
if (ret < 0) {
break;
}
if (position < 0) {
if (bs->backing) {
- ret = bdrv_co_readv(bs->backing, sector_num, n, &hd_qiov);
+ ret = bdrv_co_preadv(bs->backing, sector_num * BDRV_SECTOR_SIZE,
+ nbytes, &hd_qiov, 0);
if (ret < 0) {
break;
}
qemu_iovec_memset(&hd_qiov, 0, 0, nbytes);
}
} else {
- ret = bdrv_co_readv(bs->file, position, n, &hd_qiov);
+ ret = bdrv_co_preadv(bs->file, position * BDRV_SECTOR_SIZE, nbytes,
+ &hd_qiov, 0);
if (ret < 0) {
break;
}