Re: [Qemu-devel] [PATCH] net: add raw backend

[Or Gerlitz]

Michael S. Tsirkin wrote:
> On Tue, Jul 07, 2009 at 05:45:39PM +0300, Or Gerlitz wrote:
>> Michael S. Tsirkin wrote:

>>> It might be a good idea to request aux data and verify that checksum is 
>>> set, 
>>> calculate it if not. this will make it possible to bind to a local device 
>>> as well.

>> I am still not sure to follow the checksum reporting of the af_packet kernel 
>> code

> See comment in qemu-kvm about dhclient as an example.

yes, some sort of "host software checksum offload" when using packet socket 
make sense. I wasn't sure when the af_packet kernel code does report on 
"checksum okay", it only checks for "ip_summed == CHECKSUM_PARTIAL".

Or.