netdev - Re: [PATCH net-next 3/4] l2tp: remove configurable payload offset

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Date:   Thu, 4 Jan 2018 12:36:26 +0000
From:   James Chapman <jchapman@...alix.com>
To:     Guillaume Nault <g.nault@...halink.fr>
Cc:     netdev@...r.kernel.org, lorenzo.bianconi@...hat.com,
        liuhangbin@...il.com
Subject: Re: [PATCH net-next 3/4] l2tp: remove configurable payload offset

On 04/01/18 10:25, Guillaume Nault wrote:
>> diff --git a/net/l2tp/l2tp_debugfs.c b/net/l2tp/l2tp_debugfs.c
>> index eb69411..2c30587 100644
>> --- a/net/l2tp/l2tp_debugfs.c
>> +++ b/net/l2tp/l2tp_debugfs.c
>> @@ -180,8 +180,8 @@ static void l2tp_dfs_seq_session_show(struct seq_file *m, void *v)
>>  		   session->lns_mode ? "LNS" : "LAC",
>>  		   session->debug,
>>  		   jiffies_to_msecs(session->reorder_timeout));
>> -	seq_printf(m, "   offset %hu l2specific %hu/%hu\n",
>> -		   session->offset, session->l2specific_type, session->l2specific_len);
>> +	seq_printf(m, "   offset 0 l2specific %hu/%hu\n",
>> +		   session->l2specific_type, session->l2specific_len);
>>
> Can't we drop "offset" completely?

That would change the debugfs file layout. If we remove it, we should
also update the header line which is in the debugs output and is
intended to indicate the layout of data.

James