netdev - Re: [PATCH net-next V3 2/4] net/dst: Utility functions to build dst

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Date:   Thu, 25 Aug 2016 19:40:50 +0300
From:   Shmulik Ladkani <shmulik.ladkani@...il.com>
To:     Hadar Hen Zion <hadarh@...lanox.com>
Cc:     "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
        Jiri Pirko <jiri@...lanox.com>, Jiri Benc <jbenc@...hat.com>,
        Jamal Hadi Salim <jhs@...atatu.com>,
        Tom Herbert <tom@...bertland.com>,
        Or Gerlitz <ogerlitz@...lanox.com>,
        Amir Vadai <amirva@...lanox.com>, Amir Vadai <amir@...ai.me>
Subject: Re: [PATCH net-next V3 2/4] net/dst: Utility functions to build
 dst_metadata without supplying an skb

Hi,

On Thu, 25 Aug 2016 19:13:45 +0300 Hadar Hen Zion <hadarh@...lanox.com> wrote:
> From: Amir Vadai <amir@...ai.me>
> 
> Extract _ip_tun_rx_dst() and _ipv6_tun_rx_dst() out of ip_tun_rx_dst()
> and ipv6_tun_rx_dst(), to be used without supplying an skb.

Per this v3, the newly introduced helpers ate named _ip_tun_set_dst and
_ipv6_tun_set_dst - better alter the log message to reflect that.

> +static inline struct metadata_dst *
> +_ipv6_tun_set_dst(const struct in6_addr saddr, const struct in6_addr daddr,
> +		  __u8 tos, __u8 ttl, __be32 label, __be16 flags,
> +		  __be64 tunnel_id, int md_size)
> +{

Any reason not passing in6_addr pointers, as suggested?
This is the common practice for ipv6 address parameters.

Thanks,
Shmulik