On Sun, 16 Jun 2019, Thomas Gleixner wrote:
> On Thu, 23 May 2019, Ricardo Neri wrote:
> > +/** irq_remapping_enabled() - Detect if interrupt remapping is enabled
> > + * @hdata: A data structure with the HPET block id
> > + *
> > + * Determine if the HPET block that the hardlockup detector is
On Thu, 23 May 2019, Ricardo Neri wrote:
> +/** irq_remapping_enabled() - Detect if interrupt remapping is enabled
> + * @hdata: A data structure with the HPET block id
> + *
> + * Determine if the HPET block that the hardlockup detector is under
> + * the remapped interrupt domain.
> + *
> + *
When interrupt remapping is enabled in the system, the MSI interrupt
message must follow a special format the IOMMU can understand. Hence,
utilize the functionality provided by the IOMMU driver for such purpose.
The first step is to determine whether interrupt remapping is enabled
by looking for