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Date:   Thu, 5 Nov 2020 14:19:20 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     wenxu@...oud.cn
Cc:     marcelo.leitner@...il.com, netdev@...r.kernel.org
Subject: Re: [PATCH v3 net-next 2/2] net/sched: act_frag: add implict packet
 fragment support.

On Thu,  5 Nov 2020 18:41:33 +0800 wenxu@...oud.cn wrote:
> From: wenxu <wenxu@...oud.cn>
> 
> Currently kernel tc subsystem can do conntrack in act_ct. But when several
> fragment packets go through the act_ct, function tcf_ct_handle_fragments
> will defrag the packets to a big one. But the last action will redirect
> mirred to a device which maybe lead the reassembly big packet over the mtu
> of target device.
> 
> This patch add support for a xmit hook to mirred, that gets executed before
> xmiting the packet. Then, when act_ct gets loaded, it configs that hook.
> The frag xmit hook maybe reused by other modules.
> 
> Signed-off-by: wenxu <wenxu@...oud.cn>

CHECK: Please don't use multiple blank lines
#53: FILE: include/net/act_api.h:258:
+
+

WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#186: 
new file mode 100644

WARNING: line length of 95 exceeds 80 columns
#224: FILE: net/sched/act_frag.c:34:
+		__vlan_hwaccel_put_tag(skb, data->vlan_proto, data->vlan_tci & ~VLAN_CFI_MASK);

WARNING: line length of 81 exceeds 80 columns
#314: FILE: net/sched/act_frag.c:124:
+				     netdev_name(skb->dev), ntohs(skb->protocol),

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