On Tue, 18 Jun 2024 11:09:02 +0800 Heng Qi wrote: > > (Should we manually do checksum if RXCUSM is disabled?) > > > > Currently we do not allow RXCUSM to be disabled.
You don't have to disable checksuming in the device. Just ignore VIRTIO_NET_HDR_F_DATA_VALID if user cleared NETIF_F_RXCSUM. I know some paranoid workloads which do actually want the kernel to calculate the checksum.
