[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20061020123137.3cd765af@freekitty>
Date: Fri, 20 Oct 2006 12:31:37 -0700
From: Stephen Hemminger <shemminger@...l.org>
To: David Miller <davem@...emloft.net>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] netpoll: rework skb transmit queue
On Fri, 20 Oct 2006 12:27:53 -0700 (PDT)
David Miller <davem@...emloft.net> wrote:
> From: Stephen Hemminger <shemminger@...l.org>
> Date: Fri, 20 Oct 2006 08:40:15 -0700
>
> > The only user of the drop hook was netconsole, and I fixed that path.
> > This probably breaks netdump, but that is out of tree, so it needs
> > to fix itself.
>
> I believe that netdump needs to requeue things because dropping the
> packet is simply not allowed, and the ->drop callback gives the
> netdump code a way to handle things without actually dropping the
> packet. If that's true, you can't just free the SKB on it.
>
> Are you sure your new TX strategy can avoid such drops properly?
Yes, it has a queue. if it can't send it waits and retries.
>
> Please take a quick peek at the netdump code, it's available, and make
> some reasonable effort to determine whether it can still work with
> your new code.
Where, I'm not digging in side some RHEL rpm patch pile to find it.
--
Stephen Hemminger <shemminger@...l.org>
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists