Re: 2.6.20 PCI Cannot allocate resource region 2

From: Andrew Morton
Date: Tue Feb 06 2007 - 00:34:27 EST


On Mon, 5 Feb 2007 22:03:31 -0700 Grant Grundler <grundler@xxxxxxxxxxxxxxxx> wrote:

> On Mon, Feb 05, 2007 at 09:55:28PM -0700, Grant Grundler wrote:
> ...
> > > Control: I/O- Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B-
> > > Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR+ <PERR+
> > > Latency: 0, Cache Line Size 0c
> > > BIST is running
> >
> > BIST is required to complete in 2 seconds. Either with success or failure.
> > I expect BIOS to have complained before launching grub/lilo.
>
> Gregkh,
> I just realized linux-pci bus scan should ignore devices (print a warning)
> which have BIST set. Want a patch for this?
>
> Slight risk some previously "working" device which violates the
> spec might get ignored...but I hope there aren't too many of those.

Should we wait two seconds before declaring the device dead? To see whether
it will come back?
-
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/