netdev - Re: [patch net-next v2 06/10] net: sched: allow ingress and clsact qdiscs to share filter blocks

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Date:   Mon, 13 Nov 2017 08:56:58 +0100
From:   Jiri Pirko <jiri@...nulli.us>
To:     Jakub Kicinski <jakub.kicinski@...ronome.com>
Cc:     netdev@...r.kernel.org, davem@...emloft.net, jhs@...atatu.com,
        xiyou.wangcong@...il.com, mlxsw@...lanox.com, andrew@...n.ch,
        vivien.didelot@...oirfairelinux.com, f.fainelli@...il.com,
        ast@...nel.org, daniel@...earbox.net, simon.horman@...ronome.com,
        pieter.jansenvanvuuren@...ronome.com, john.hurley@...ronome.com
Subject: Re: [patch net-next v2 06/10] net: sched: allow ingress and clsact
 qdiscs to share filter blocks

Mon, Nov 13, 2017 at 08:54:52AM CET, jakub.kicinski@...ronome.com wrote:
>On Sun, 12 Nov 2017 16:56:00 +0100, Jiri Pirko wrote:
>> diff --git a/net/sched/sch_ingress.c b/net/sched/sch_ingress.c
>> index 5ecc38f..ee89efc 100644
>> --- a/net/sched/sch_ingress.c
>> +++ b/net/sched/sch_ingress.c
>> @@ -60,6 +60,29 @@ static void clsact_chain_head_change(struct tcf_proto *tp_head, void *priv)
>>  	struct mini_Qdisc_pair *miniqp = priv;
>>  
>>  	mini_qdisc_pair_swap(miniqp, tp_head);
>> +};
>> +
>> +static const struct nla_policy ingress_policy[TCA_CLSACT_MAX + 1] = {
>> +	[TCA_CLSACT_INGRESS_BLOCK]	= { .type = NLA_U32 },
>> +};
>> +
>> +static int ingress_parse_opt(struct nlattr *opt, u32 *p_ingress_block_index)
>
>nit: why the p_ prefix on all the pointers?

Just to diferenciate:
u32 *ingress_block_index
and
u32 ingress_block_index