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Date:   Tue, 18 Jun 2019 12:28:35 +0300
From:   Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:     Vedang Patel <vedang.patel@...el.com>, netdev@...r.kernel.org
Cc:     jeffrey.t.kirsher@...el.com, davem@...emloft.net, jhs@...atatu.com,
        xiyou.wangcong@...il.com, jiri@...nulli.us,
        intel-wired-lan@...ts.osuosl.org, vinicius.gomes@...el.com,
        l@...ileo.org
Subject: Re: [PATCH net-next v3 2/6] etf: Add skip_sock_check

Hello!

On 17.06.2019 22:31, Vedang Patel wrote:

> Currently, etf expects a socket with SO_TXTIME option set for each packet
> it encounters. So, it will drop all other packets. But, in the future
> commits we are planning to add functionality which where tstamp value will
> be set by another qdisc. Also, some packets which are generated from within
> the kernel (e.g. ICMP packets) do not have any socket associated with them.
> 
> So, this commit adds support for skip_sock_check. When this option is set,
> etf will skip checking for a socket and other associated options for all
> skbs.
> 
> Signed-off-by: Vedang Patel <vedang.patel@...el.com>
> ---
>   include/uapi/linux/pkt_sched.h |  1 +
>   net/sched/sch_etf.c            | 10 ++++++++++
>   2 files changed, 11 insertions(+)
> 
> diff --git a/include/uapi/linux/pkt_sched.h b/include/uapi/linux/pkt_sched.h
> index 8b2f993cbb77..69fc52e4d6bd 100644
> --- a/include/uapi/linux/pkt_sched.h
> +++ b/include/uapi/linux/pkt_sched.h
> @@ -990,6 +990,7 @@ struct tc_etf_qopt {
>   	__u32 flags;
>   #define TC_ETF_DEADLINE_MODE_ON	BIT(0)
>   #define TC_ETF_OFFLOAD_ON	BIT(1)
> +#define TC_ETF_SKIP_SOCK_CHECK  BIT(2)

   Please indent with a tab like above, not 2 spaces.

[...]

MBR, Sergei

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