netdev - Re: [PATCH net-next 2/7] net: sched: add tcf_proto

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Date:   Mon, 25 Jun 2018 22:43:42 +0200
From:   Jiri Pirko <jiri@...nulli.us>
To:     Jakub Kicinski <jakub.kicinski@...ronome.com>
Cc:     davem@...emloft.net, xiyou.wangcong@...il.com, jhs@...atatu.com,
        gerlitz.or@...il.com, netdev@...r.kernel.org,
        oss-drivers@...ronome.com, John Hurley <john.hurley@...ronome.com>
Subject: Re: [PATCH net-next 2/7] net: sched: add tcf_proto_op to offload a
 rule

Mon, Jun 25, 2018 at 06:34:26AM CEST, jakub.kicinski@...ronome.com wrote:
>From: John Hurley <john.hurley@...ronome.com>
>
>Create a new tcf_proto_op called 'reoffload' that generates a new offload
>message for each node in a tcf_proto. Pointers to the tcf_proto and
>whether the offload request is to add or delete the node are included.
>Also included is a callback function to send the offload message to and
>the option of priv data to go with the cb.
>
>Signed-off-by: John Hurley <john.hurley@...ronome.com>
>Signed-off-by: Jakub Kicinski <jakub.kicinski@...ronome.com>
>---
> include/net/act_api.h     | 3 ---
> include/net/sch_generic.h | 6 ++++++
> 2 files changed, 6 insertions(+), 3 deletions(-)
>
>diff --git a/include/net/act_api.h b/include/net/act_api.h
>index 9e59ebfded62..5ff11adbe2a6 100644
>--- a/include/net/act_api.h
>+++ b/include/net/act_api.h
>@@ -190,9 +190,6 @@ static inline void tcf_action_stats_update(struct tc_action *a, u64 bytes,
> #endif
> }
> 
>-typedef int tc_setup_cb_t(enum tc_setup_type type,
>-			  void *type_data, void *cb_priv);
>-
> #ifdef CONFIG_NET_CLS_ACT
> int tc_setup_cb_egdev_register(const struct net_device *dev,
> 			       tc_setup_cb_t *cb, void *cb_priv);
>diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
>index 6488daa32f82..88ed64f60056 100644
>--- a/include/net/sch_generic.h
>+++ b/include/net/sch_generic.h
>@@ -20,6 +20,9 @@ struct qdisc_walker;
> struct tcf_walker;
> struct module;
> 
>+typedef int tc_setup_cb_t(enum tc_setup_type type,
>+			  void *type_data, void *cb_priv);
>+
> struct qdisc_rate_table {
> 	struct tc_ratespec rate;
> 	u32		data[256];
>@@ -256,6 +259,9 @@ struct tcf_proto_ops {
> 					  bool *last,
> 					  struct netlink_ext_ack *);
> 	void			(*walk)(struct tcf_proto*, struct tcf_walker *arg);
>+	int			(*reoffload)(struct tcf_proto *, bool,
>+					     tc_setup_cb_t *, void *,
>+					     struct netlink_ext_ack *);

Please, name the args. Unnamed args are annoying...


> 	void			(*bind_class)(void *, u32, unsigned long);
> 
> 	/* rtnetlink specific */
>-- 
>2.17.1
>