Re: [PATCH] af_packet: Don't use skb after dev_queue_xmit()

From: Jarek Poplawski
Date: Thu Jan 07 2010 - 13:50:56 EST


On Thu, Jan 07, 2010 at 01:43:08PM -0500, Michael Breuer wrote:
> On 1/7/2010 1:35 PM, Jarek Poplawski wrote:
> >On Thu, Jan 07, 2010 at 01:19:41PM -0500, Michael Breuer wrote:
> >>On 1/7/2010 1:01 PM, Jarek Poplawski wrote:
> >>>On Thu, Jan 07, 2010 at 10:05:37AM -0500, Michael Breuer wrote:
> >>>>Bad news - crashed about an hour after I wrote this email - under
> >>>>load - same crash as before. Network watchdog... lots of attempts to
> >>>>reset the adapter... then hw watchdog rebooted the system.
> >>>It's a pity. Anyway, I'd be still interested in CONFIG_PACKET_MMAP off
> >>>if you find time.
> >>>
> >>>Jarek P.
> >>Ok - any particular patch set to try with? I'm going to start with a
> >>clean tree using the latest 2.6.32 from git (tried 2.6.33-rc3, but
> >>can't get a usable console... will look at that later.)
> >My "Berck E. Nash" and Stephen's "pskb_may_pull" sky2 patches. (BTW,
> >could you remind if it worked any better with 2.6.31 or earlier?)
> >
> >Jarek P.
> I'm not sure my crash-and-burn runs yesterday included the
> pskb_may_pull patch :(
>
> Going to rerun with these patches and with and without MMAP. Will
> also retry both with jumbo frames if possible.

If MMAP then some "alternative" too. But first no MMAP.

Jarek P.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/