[ovs-dev] [patch 0/2] datapath changes for 2.6.37-rc1

Jesse Gross jesse at nicira.com
Tue Nov 2 22:33:53 UTC 2010


On Tue, Nov 2, 2010 at 3:23 PM, Simon Horman <horms at verge.net.au> wrote:
> On Tue, Nov 02, 2010 at 01:11:40PM -0700, Jesse Gross wrote:
>> On Tue, Nov 2, 2010 at 5:35 AM, Simon Horman <horms at verge.net.au> wrote:
>> > Hi,
>> >
>> > The following two patches seem to be necessary and sufficient
>> > for the datapath to compile against 2.6.37-rc1.
>> >
>> > Lightly tested
>>
>> Both applied, thanks.
>>
>> There are a few things that I'm aware of that also should be taken
>> care of to be compatible with recent kernels.  They're a little more
>> subtle because they don't cause compilation problems:
>>
>> * RPS hash.  We should clear skb->rxhash when we make a modification
>> that could affect it.  This could come up in either actions like
>> changing the IP address or tunneling.
>>
>> * vlan acceleration.  In 2.6.37 we can start receiving packets with
>> vlan tags in the skb->vlan_tci field but we don't currently look for
>> them there.  We also need to take into account acceleration when
>> modifying/stripping a vlan tag.
>
> Ok, do you want me to take a look into those?

Sure, that'd be great.




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