On Mon, Apr 17, 2023 at 07:07:59AM +0000, Alvaro Karsz wrote: > > Why tx timeout without frags? > > Please see my response to Michael. > > > > * Guest GSO/big MTU (without VIRTIO_NET_F_MRG_RXBUF?), we can't chain > > > page size buffers anymore. > > > > > > Or, we disable the GUEST_GSO, HOST_GSO...... > > > And disable VIRTIO_NET_F_MTU, quoting the spec: > "A driver SHOULD negotiate VIRTIO_NET_F_MTU if the device offers it."
If you don't the nic can still get jumbo packets it will just drop them ... > We can find a way around using buffers bigger than a page size like Michael > implied. _______________________________________________ Virtualization mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/virtualization
