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On Wed, 5 Oct 2011 12:08:40 -0500
Jon Mason <mason@xxxxxxxx> wrote:
> On Wed, Oct 5, 2011 at 11:28 AM, Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx> wrote:
> > On Tue, 4 Oct 2011 22:50:50 -0500
> > Jon Mason <jdmason@xxxxxxxx> wrote:
> >
> >> On Tue, Oct 04, 2011 at 08:54:19PM +0100, Ben Hutchings wrote:
> >> > Using legacy interrupts and TLPs > 256 bytes on the SFC4000 (all
> >> > revisions) may cause interrupt messages to be replayed. In some
> >> > systems this results in a non-recoverable MCE. Early boards using the
> >> > SFC4000 set the maximum payload size supported (MPSS) to 1024 bytes
> >> > and we should override that.
> >> >
> >> > There are probably other devices with similar issues, so give this
> >> > quirk a generic name.
> >> >
> >>
> >> Looks good to me. If my MPS mess hasn't pissed off Linus
> >> sufficiently, you might try and get this into 3.1.
> >>
> >> Acked-by: Jon Mason <mason@xxxxxxxx>
> >
> > Just to confirm: this only occurs when you switch over to "performance"
> > mode and not by default, right?
>
> It could hit this in "safe" mode as well. But since MPS configuration
> is disabled by default in 3.1-rc9, it shouldn't be possible to hit
> this unless a boot arg is passed.
Ok good, I'll queue it up for -next then (which shouldn't be too far
away now).
Thanks,
- --
Jesse Barnes, Intel Open Source Technology Center
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