Re: [PATCH] intel_iommu: Downgrade the warning if enabling irqremapping fails

From: Joerg Roedel
Date: Thu Jun 20 2013 - 10:28:01 EST


On Mon, May 13, 2013 at 03:22:42PM -0700, Andy Lutomirski wrote:
> This triggers on a MacBook Pro.
>
> Signed-off-by: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
> https://bugzilla.redhat.com/show_bug.cgi?id=948262
> ---
> drivers/iommu/intel_irq_remapping.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
> index f3b8f23..a7e0ad1 100644
> --- a/drivers/iommu/intel_irq_remapping.c
> +++ b/drivers/iommu/intel_irq_remapping.c
> @@ -654,8 +654,7 @@ error:
> */
>
> if (x2apic_present)
> - WARN(1, KERN_WARNING
> - "Failed to enable irq remapping. You are vulnerable to irq-injection attacks.\n");
> + pr_warn("Failed to enable irq remapping. You are vulnerable to irq-injection attacks.\n");
>
> return -1;
> }
> --
> 1.8.1.4

Applied to x86/vt-d, thanks.


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