From: Shmulik Ladkani <shmulik.ladkani@gmail.com>
To: Hadar Hen Zion <hadarh@mellanox.com>
Cc: "David S. Miller" <davem@davemloft.net>,
netdev@vger.kernel.org, Jiri Pirko <jiri@mellanox.com>,
Jiri Benc <jbenc@redhat.com>, Jamal Hadi Salim <jhs@mojatatu.com>,
Tom Herbert <tom@herbertland.com>,
Or Gerlitz <ogerlitz@mellanox.com>,
Amir Vadai <amirva@mellanox.com>, Amir Vadai <amir@vadai.me>
Subject: Re: [PATCH net-next V3 4/4] net/sched: Introduce act_tunnel_key
Date: Thu, 25 Aug 2016 19:52:56 +0300 [thread overview]
Message-ID: <20160825195256.5ea52610@halley> (raw)
In-Reply-To: <1472141627-27339-5-git-send-email-hadarh@mellanox.com>
Hi,
On Thu, 25 Aug 2016 19:13:47 +0300 Hadar Hen Zion <hadarh@mellanox.com> wrote:
> +static int tunnel_key_act(struct sk_buff *skb, const struct tc_action *a,
> + struct tcf_result *res)
> +{
> + struct tcf_tunnel_key *t = to_tunnel_key(a);
> + int action;
> +
> + spin_lock(&t->tcf_lock);
> + tcf_lastuse_update(&t->tcf_tm);
> + bstats_update(&t->tcf_bstats, skb);
> + action = t->tcf_action;
> +
> + switch (t->tcft_action) {
> + case TCA_TUNNEL_KEY_ACT_RELEASE:
> + skb_dst_set_noref(skb, NULL);
> + break;
> + case TCA_TUNNEL_KEY_ACT_SET:
> + skb_dst_set_noref(skb, &t->tcft_enc_metadata->dst);
> + break;
Two additional questions:
- No need to perform a 'skb_dst_drop(skb)' prior the dst set calls?
- Why there's no need to take a reference on tcft_enc_metadata->dst?
Besides that,
Reviewed-by: Shmulik Ladkani <shmulik.ladkani@gmail.com>
Thanks!
next prev parent reply other threads:[~2016-08-25 16:53 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-25 16:13 [PATCH net-next V3 0/4] net/sched: ip tunnel metadata set/release/classify by using TC Hadar Hen Zion
2016-08-25 16:13 ` [PATCH net-next V3 1/4] net/ip_tunnels: Introduce tunnel_id_to_key32() and key32_to_tunnel_id() Hadar Hen Zion
2016-08-26 10:26 ` Jiri Benc
2016-08-25 16:13 ` [PATCH net-next V3 2/4] net/dst: Utility functions to build dst_metadata without supplying an skb Hadar Hen Zion
2016-08-25 16:40 ` Shmulik Ladkani
2016-08-26 6:14 ` Or Gerlitz
2016-08-26 10:31 ` Jiri Benc
2016-08-25 16:13 ` [PATCH net-next V3 3/4] net/sched: cls_flower: Classify packet in ip tunnels Hadar Hen Zion
2016-08-26 10:46 ` Jiri Benc
2016-08-25 16:13 ` [PATCH net-next V3 4/4] net/sched: Introduce act_tunnel_key Hadar Hen Zion
2016-08-25 16:52 ` Shmulik Ladkani [this message]
2016-08-25 17:48 ` Eric Dumazet
2016-08-26 6:16 ` Or Gerlitz
2016-08-26 18:26 ` Cong Wang
2016-08-26 19:16 ` Eric Dumazet
2016-08-29 5:04 ` Cong Wang
2016-08-30 11:03 ` Amir Vadai
2016-08-30 11:39 ` Amir Vadai
2016-08-30 12:27 ` Eric Dumazet
2016-08-30 12:05 ` Jamal Hadi Salim
2016-08-30 13:17 ` Amir Vadai
2016-08-30 14:27 ` Eric Dumazet
2016-08-26 11:13 ` Jiri Benc
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