Messages in this thread | | | Date | Thu, 10 Jul 2008 01:01:49 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH] Intel IOMMU: RMRRs do not necessarily have to be present on all VT-d capable platforms |
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On Tue, 1 Jul 2008 05:13:54 -0400 Yong Wang <yong.y.wang@linux.intel.com> wrote:
> RMRRs do not necessarily have to be present on all VT-d capable platforms. > The printk is just informational and does not need to be followed by an > error return. > > Signed-off-by: Yong Y Wang <yong.y.wang@intel.com> > --- > dmar.c | 4 +--- > 1 file changed, 1 insertion(+), 3 deletions(-) > > diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c > index f941f60..8bf86ae 100644 > --- a/drivers/pci/dmar.c > +++ b/drivers/pci/dmar.c > @@ -317,10 +317,8 @@ int __init dmar_table_init(void) > return -ENODEV; > } > > - if (list_empty(&dmar_rmrr_units)) { > + if (list_empty(&dmar_rmrr_units)) > printk(KERN_INFO PREFIX "No RMRR found\n"); > - return -ENODEV; > - } > > return 0; > }
From your description I am unable to work out how important this fix is.
Is it needed in 2.6.25.x? In 2.6.26? In 2.6.27? There's no way for me to know :(
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