Leopold Palomo-Avellaneda wrote:
> > Hi Leo,
> >
> > the messages in your syslog is written by the e1000 driver.
> 
> the e1000 driver? the rte1000 driver not? I created a new kernel without
> this 
> driver to not have any problem with rtnet.

I guess he is talking about the rt_e1000 driver (based on e1000 driver).

> 
> > I compared the e1000 driver in SVN trunk with the one in 0.9.9.
> 
> As the syslog show, I always have worked with 0.9.10 (trunk), :-) 
> well that what I have seen ... 

Are you sure? Because the SVN version of RTnet has this rt_e1000 patch already 
applied and it seems like you don't, so maybe you are not running rtnet SVN 
version. Better try a diff to be sure.

> > One interesting difference is around line 316 in e1000_main.c.
> > In 0.9.9 it is
> >     if ((err = rtdm_irq_request(&adapter->irq_handle,
> adapter->pdev->irq,
> >                     e1000_intr, RTDM_IRQTYPE_SHARED,
> >                     netdev->name, netdev)))
> >
> > In trunk it is
> >     if ((err = rtdm_irq_request(&adapter->irq_handle,
> adapter->pdev->irq,
> >                     e1000_intr, flags, netdev->name, netdev)))
> > If you have MSI enabled and if you have the PCIe e1000, the flags should
> be
> > zero.
> 
> yes, I have MSI enabled
> 
> > Could you try to set flags to RTDM_IRQTYPE_SHARED in any case before
> > calling rtdm_irq_request? I have no idea if this helps, but perhaps it
> is
> > worth a try...
> > Regards
> 
> well, yes...
> 
> I'm a bit saturated. I don't have any message of this kind today .... and 
> yesterday I got a nice routing table ..... and today not. 
> 
> I'm trying to understand rtcap and see what is happens with the pings.
> What do 
> you think that is the best way to afford all the issues that I have?
> - begin to make test to the RTDM_IRQTYPE_SHARED flags to see the
> something?
> - see the rtcap about the ping?
> .... buy a flight to Mallorca island and walk in the beach and forget the 
> computers....?
> 

You don't have to understand RTcap. Just enable it at rtnet configuration (make 
menuconfig) and load its module, enable its interface and let wireshark/tcpdump 
capture the traffic. The only thing you have to do then is to check the frames 
(which are sent, are they corrupt ... )

... and last but not least ... send me one of those tickets ;)

Karl

> regards,
> 
> Leo
> 
> >
> > Mathias
> >
> > > asking to Mathias:
> > > > Hi,
> > > >
> > > > I never had this message even if I use two (sometimes three) e1000
> NICs
> > >
> > > in
> > >
> > > > my setup. However, I am currently running the released version set:
> > >
> > > Xenomai
> > >
> > > > 2.3.3, kernel 2.6.20, rtnet 0.9.9 on an Intel machine.
> > > > When exactly does this message appears in dmesg?   What did you do
> > >
> > > before?
> > >
> > > I attach the syslog of yesterday, with all the appears ..
> > >
> > >
> > > Leo
> > >
> > > A Dijous 15 Novembre 2007, M. Koehrer va escriure:
> > > > > > what does it means this message of the dmesg?
> > > > > > it's important?
> > > > > >
> > > > > > e1000: rteth0: e1000_clean_tx_irq: Detected Tx Unit Hang
> > > > > >   Tx Queue             <0>
> > > > > >   TDH                  <0>
> > > > > >   TDT                  <2>
> > > > > >   next_to_use          <2>
> > > > > >   next_to_clean        <0>
> > > > > > buffer_info[next_to_clean]
> > > > > >   time_stamp           <1003aa118>
> > > > > >   next_to_watch        <0>
> > > > > >   jiffies              <1003aa305>
> > > > > >   next_to_watch.status <0>
> > > > >
> > > > > Jan


-- 
von Karl Reichert

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