On Tue, Dec 07, 2021 at 09:31:05AM +0800, Andy Pei wrote:
if driver reads data larger than VIRTIO_BLK_F_SIZE_MAX, it will cause some issue to the DMA engine. So add VIRTIO_BLK_F_SIZE_MAX feature support, when upper software wants to read data larger than VIRTIO_BLK_F_SIZE_MAX, virtio-blk driver split one large request into multiple smaller ones.
Thanks. I committed this change.
-Kevin