2.6.11 e1000 EEH MMIO failure

[Sonny Rao]

On Wed, May 04, 2005 at 11:28:55AM -0500, Linas Vepstas wrote:
> On Tue, May 03, 2005 at 08:33:05PM -0400, Sonny Rao was heard to remark:
> > 
> > Ah okay cool, so in the future Linux will be able to smartly handle
> > it, very nice.  Unfortunately I can't really test your patch because
> > several other people need to use the machine which is normally
> > partitioned up (and that particular device is left out of any LPAR
> > config)   I just happend to boot the full-system partition to do some
> > tests and noticed the problem.
> 
> There's supposed to be some code that allows slots to be dynamically
> added and removed from running partitions, but I've never tried it
> myself.
> 
> > Again, if someone wants to do something with that card, let me know,
> > otherwise I'm going to toss it out.
> 
> FWIW, field experience shows that nine out of ten failures are due to 
> poorly seated PCI cards. Before you chuck it, you might want to remove
> it, make sure there are no iron filings in the slot, and try again.
> 
> Let me know how that goes; I'd like to add this to my bag of "real
> world" experience with this thing.

Well, I tried to hot-plug that thing back in and boot a partition with
it, and as far as I can tell the card seems to be dead.  Not sure how
to interpret this.  Oh well, thanks.

Sonny