On Wed, 2007-07-04 at 03:04 -0700, Andrew Morton wrote:
> On Wed, 04 Jul 2007 11:18:56 +0200 Peter Zijlstra <[email protected]> wrote:
>
> > On Tue, 2007-06-19 at 14:37 -0700, Keshavamurthy, Anil S wrote:
> > > plain text document attachment (dmar_detection.patch)
> >
> > > +/**
> > > + * parse_dmar_table - parses the DMA reporting table
> > > + */
> > > +static int __init
> > > +parse_dmar_table(void)
> > > +{
> > > + struct acpi_table_dmar *dmar;
> > > + struct acpi_dmar_header *entry_header;
> > > + int ret = 0;
> > > +
> > > + dmar = (struct acpi_table_dmar *)dmar_tbl;
> > > +
> > > + if (!dmar->width) {
> > ^^^^^^^^^^^^^^^^^^^
> >
> > That goes *splat* on my opteron box.
>
> This?
>
> From: "Keshavamurthy, Anil S" <[email protected]>
>
> Check for dmar_tbl pointer as this can be NULL on systems with no Intel
> VT-d support.
>
> Signed-off-by: Anil S Keshavamurthy <[email protected]>
> Signed-off-by: Andrew Morton <[email protected]>
Ah, that does look sane, I'll test it whenever the next -mm comes
around.
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