netdev - Re: [Patch net-next] net_sched: add hit counter for matchall

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Message-Id: <20190118.141403.2038148706703776533.davem@davemloft.net>
Date:   Fri, 18 Jan 2019 14:14:03 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     xiyou.wangcong@...il.com
Cc:     netdev@...r.kernel.org, martin.olsson+netdev@...torsecurity.com,
        jhs@...atatu.com, jiri@...nulli.us
Subject: Re: [Patch net-next] net_sched: add hit counter for matchall

From: Cong Wang <xiyou.wangcong@...il.com>
Date: Thu, 17 Jan 2019 12:44:25 -0800

> Although matchall always matches packets, however, it still
> relies on a protocol match first. So it is still useful to have
> such a counter for matchall. Of course, unlike u32, every time
> we hit a matchall filter, it is always a success, so we don't
> have to distinguish them.
> 
> Sample output:
> 
> filter protocol 802.1Q pref 100 matchall chain 0
> filter protocol 802.1Q pref 100 matchall chain 0 handle 0x1
>   not_in_hw (rule hit 10)
> 	action order 1: vlan  pop continue
> 	 index 1 ref 1 bind 1 installed 40 sec used 1 sec
> 	Action statistics:
> 	Sent 836 bytes 10 pkt (dropped 0, overlimits 0 requeues 0)
> 	backlog 0b 0p requeues 0
> 
> Reported-by: Martin Olsson <martin.olsson+netdev@...torsecurity.com>
> Cc: Jamal Hadi Salim <jhs@...atatu.com>
> Cc: Jiri Pirko <jiri@...nulli.us>
> Signed-off-by: Cong Wang <xiyou.wangcong@...il.com>

Applied.