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Date:	Sat, 28 Apr 2007 08:00:55 -0500
From:	Matt Mackall <>
To:	Sergei Shtylyov <>
Subject: Re: [PATCH repost] netpoll: trapping fix/cleanup

On Sat, Apr 28, 2007 at 04:56:23PM +0400, Sergei Shtylyov wrote:
> Hello.
> Matt Mackall wrote:
> >>CONFIG_NETPOLL_TRAP causes the TX queue controls to be completely 
> >>bypassed in
> >>the netpoll's "trapped" mode which easily causes overflows in the drivers 
> >>with
> >>short TX queues (most notably, in 8139too with its 4-deep queue).
> >>Make this option more sensible by only bypassing TX softirq wakeup and 
> >>remove
> >>CONFIG_NETPOLL_RX option completely since there is *no* code depending on 
> >>it.
> >You've got two unrelated patches here, so that's an automatic NAK.
>   Come on, killing a long ago no-op option doesn't worth the sepearte 
>   patch. :-)
> >I suppose we can kill the config option.
>   I've even posted the refs to the commits introducing and killing the 
>   #ifdef's.
> >What did you test the NETPOLL_TRAP test with?
>   KGDBoE (and maybe also netconsole -- don't remember already).

Ok, KGDBoE is a pretty good test here. Netconsole isn't.

Please resend as two separate patches and add:

Acked-by: Matt Mackall <>

Mathematics is the supreme nostalgia of our time.
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