Re: [PATCH 0/6]: powerpc/cell spidernet ethernet patches

From: Linas Vepstas
Date: Mon Oct 02 2006 - 13:23:30 EST


On Mon, Oct 02, 2006 at 06:50:39PM +0200, Arnd Bergmann wrote:
> On Monday 02 October 2006 18:27, Linas Vepstas wrote:
> > >
> > > I'm not sure if I have missed a patch in here, but I
> > > don't see anything reintroducing the 'netif_stop_queue'
> > > that is missing from the transmit path.
> > >
> > > Do you have a extra patch for that?
> >
> > Unfinished.  There are several ways in which the current
> > spider-net driver doesn't do things the way Greg KH's, etal
> > book on device drivers recommends. I was planning on combing
> > through these this week.
>
> Ok, that's good. However, removing the netif_stop_queue
> was an obvious oversight that happened during the cleanup
> last year.
>
> Putting that one line back in should be a really safe fix for
> the problem of overly high system load we sometimes see.

Hmm. I have a patch from 5 weeks ago that seems to insert a bunch
of these. I'm not sure why it hadn't been mailed before, I'll
test and post as soon as I can.

--linas
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