Re: [PATCH]: Re: qla1280.c broken on SGI visws, PCI coherency problem

[James Bottomley <James.Bottomley@SteelEye.com>]

On Wed, 2005-12-14 at 06:00 +0100, Michael Joosten wrote:
> >Perhaps Mr. Joosten can confirm his failing case with the UP kernel?
> >
> >  
> >
> OK, I'm currently doing this, though with a Fedora Core3 kernel 
> (2.6.12-1.1381-FC3) UP and SMP,  running it with some ooold filesystem 
> benchmark on a similarly old PIII 500MHz board. What else is possible is 
> an Intel dual PII (450MHz) server board (N440BX) , a dual PIII(730MHz) 
> workstation and a very recent one with hyperthreading PIV. I'm currently 
> using a distributed kernel with modules, because this version still has 
> the mmiowb() in place (I hope!) .
> There might be a timing issue (the faults happend somehow earlier once 
> the board and the VisWS got warmer), but I hope that the other platforms 
> will show a little difference...
> Well, the PIII board with both a 550 and a 800 MHz proc showed no 
> difference, the driver just *works*, no failure in 20 runs.  It looks 
> like the problem only shows up in the VISWS. Perhaps I try it again 
> putting the QLA1080 in the 32bit slot, which is apparently not 
> controlled by the Lithium, but rather a plain PIIX chip. And perhaps 
> some other platform and chipset.

Yes, the PIO posting issue is VISWS only, I think.  Could you confirm
that your original bug report was on a SMP VISWS, and could you try the
tests over using a UP kernel on the VISWS?

Thanks,

James