Re: [PATCH 1/1] qemu-kvm: virtio-net: Re-instate GSO code removed upstream

[Avi Kivity <avi@redhat.com>]

On 09/29/2009 10:45 PM, Mark McLoughlin wrote:
> On Tue, 2009-05-05 at 09:56 +0100, Mark McLoughlin wrote:
>    
>> This commit:
>>
>>     commit 559a8f45f34cc50d1a60b4f67a06614d506b2e01
>>     Subject: Remove stray GSO code from virtio_net (Mark McLoughlin)
>>
>> Removed some GSO code from upstream qemu.git, but it needs to
>> be re-instated in qemu-kvm.git.
>>
>> Reported-by: Sridhar Samudrala<sri@us.ibm.com>
>> Signed-off-by: Mark McLoughlin<markmc@redhat.com>
>> ---
>>   hw/virtio-net.c |    5 +++++
>>   1 files changed, 5 insertions(+), 0 deletions(-)
>>
>> diff --git a/hw/virtio-net.c b/hw/virtio-net.c
>> index ac8e030..e5d7add 100644
>> --- a/hw/virtio-net.c
>> +++ b/hw/virtio-net.c
>> @@ -424,6 +424,11 @@ static int receive_filter(VirtIONet *n, const uint8_t *buf, int size)
>>       if (n->promisc)
>>           return 1;
>>
>> +#ifdef TAP_VNET_HDR
>> +    if (tap_has_vnet_hdr(n->vc->vlan->first_client))
>> +        ptr += sizeof(struct virtio_net_hdr);
>> +#endif
>> +
>>       if (!memcmp(&ptr[12], vlan, sizeof(vlan))) {
>>           int vid = be16_to_cpup((uint16_t *)(ptr + 14))&  0xfff;
>>           if (!(n->vlans[vid>>  5]&  (1U<<  (vid&  0x1f))))
>>      
> I'm not sure[1] how we didn't notice, but this has been broken on the
> stable-0.10 branch since 0.10.3; please apply there too
>
>    

Thanks, we'll queue it on stable-0.10.

Anthony/Glauber, is 0.10.7 in the works?  If not, we'll release it as 
0.10.6.1.


-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.