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Date:   Wed, 09 Dec 2020 10:52:18 +0100
From:   Martin Schiller <>
To:     Xie He <>
Cc:     "David S. Miller" <>,
        Jakub Kicinski <>,,,
Subject: Re: [PATCH net-next] net: x25: Fix handling of Restart Request and
 Restart Confirmation

On 2020-12-09 09:16, Xie He wrote:
> 1. When the x25 module gets loaded, layer 2 may already be running and
> connected. In this case, although we are in X25_LINK_STATE_0, we still
> need to handle the Restart Request received, rather than ignore it.

Hmm... I've never loaded the X.25 module after the interface is UP, but
in this case we really have to fix it.

> 2. When we are in X25_LINK_STATE_2, we have already sent a Restart 
> Request
> and is waiting for the Restart Confirmation with t20timer. t20timer 
> will
> restart itself repeatedly forever so it will always be there, as long 
> as we
> are in State 2. So we don't need to check x25_t20timer_pending again.

Yeah, you're right, we can actually leave that out.

Acked-by: Martin Schiller <>

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