Re: [PATCH net-next] net: mvpp2: cls: Add Classification offload support

From: Maxime Chevallier
Date: Sat Apr 20 2019 - 06:17:25 EST


Hi David,

On Fri, 19 Apr 2019 15:09:50 -0700 (PDT)
David Miller <davem@xxxxxxxxxxxxx> wrote:

>From: Maxime Chevallier <maxime.chevallier@xxxxxxxxxxx>
>Date: Fri, 19 Apr 2019 15:30:27 +0200
>
>> +/* Internal represention of a Flow Steering rule */
>> +struct mvpp2_rfs_rule {
>> + /* Rule location inside the flow*/
>> + int loc;
>> +
>> + /* Flow type, such as TCP_V4_FLOW, IP6_FLOW, etc. */
>> + int flow_type;
>> +
>> + /* The lookup type used by this flow. This allows the classification
>> + * engines to differentiate between entries that match the same
>> + * parameters
>> + */
>> + int lu_type;
>> +
>> + /* Index of the entry handling this rule in the flow table */
>> + int flt_index;
>> +
>> + /* Index of the C2 TCAM entry handling this rule */
>> + int c2_index;
>
>On 64-bit there will be a 32-bit hole here. Why not put hek_fields
>and engine here?

You're right, I'll re-arrange that.

Thanks,

Maxime