mfi timeouts

[John Baldwin]

On Thursday, November 10, 2011 5:59:28 am Vincent Hoffman wrote:
> On 09/11/2011 14:39, John Baldwin wrote:
> > On Tuesday, November 08, 2011 6:39:07 pm Vincent Hoffman wrote:
> >> On 08/11/2011 22:24, Vincent Hoffman wrote:
> >>> On 08/11/2011 19:50, John Baldwin wrote:
> >>>> Hmm, did you try the patch I had posted from that earlier thread?  It 
had
> >>>> two changes in it, one was similar to the patch in the PR, the second 
added
> >>>> MSI-X support.  I've since tweaked it to make the MSI-X support off by
> >>>> default but possible to enable via loader.conf.  Would you be willing 
to
> >>>> try the updated patch at www.freebsd.org/~jhb/patches/mfi.patch?
> >>> Hi,
> >>> yes I tried the patch you posted originally, unfortunately the dell
> >>> never finished booting either. The Supermicro is now in production but
> >>> I'll take the dell up to 9-STABLE and try your updated patch.
> >>>
> >> The patch didnt apply quite cleanly for 9-STABLE, 1 reject as it had
> >> already been applied.
> > Odd, it's against stock head, so I don't know why it would have failed to
> > apply.
> >
> >> I have rebooted the dell and it seems happy with the new patch (msi
> >> disabled.)
> > Okay, good.  I'll commit the non-MSI bits at least and get them merged 
into
> > 9.0 if possible.
> >
> >> Booting with
> >> hw.mfi.msix=1 in /boot/loader.conf causes the timeouts again and stops
> >> the boot from completing.
> > Ok.  Can you try changing it to use MSI instead of MSI-X?  Just edit the
> > mfi_pci.c call and replace 'pci_alloc_msix' with 'pci_alloc_msi'.
> >
> Well the dell has been up for about 19 hours now using MSI, I ran 
> bonnie++ a few times on it and have now stuck it in a permanent loop 
> (will look in from time to time.) Are there any tests you'd like 
> run/info you'd like?

No, this looks good.  I'll probably commit something to mfi to just enable
MSI only (but with a tunable that defaults to off) so people can do broader
testing.

-- 
John Baldwin