[Cake] [PATCH net v2] sched: consistently handle layer3 header accesses in the presence of VLANs

Toke Høiland-Jørgensen toke at redhat.com
Fri Jul 3 16:22:42 EDT 2020


Roman Mashak <mrv at mojatatu.com> writes:

> Toke Høiland-Jørgensen <toke at redhat.com> writes:
>
>
> [...]
>
>> +/* A getter for the SKB protocol field which will handle VLAN tags consistently
>> + * whether VLAN acceleration is enabled or not.
>> + */
>> +static inline __be16 skb_protocol(const struct sk_buff *skb, bool skip_vlan)
>> +{
>> +	unsigned int offset = skb_mac_offset(skb) + sizeof(struct ethhdr);
>> +	__be16 proto = skb->protocol;
>> +	struct vlan_hdr vhdr, *vh;
>
> Nit: you could move vhdr and *vh definitions inside the while loop,
> because of their inner scope use.

Sure, can do.

-Toke



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