Re: [PATCH 1/2] intel-iommu: remove VTD_FR_RESERVED_ERR

["Michael S. Tsirkin" <mst@redhat.com>]

Will do, thanks!

On Thu, Mar 17, 2022 at 12:38:35PM +0800, Jason Wang wrote:
> HI Michael:
> 
> Want to take this series?
> 
> Thanks
> 
> On Thu, Feb 10, 2022 at 5:28 PM Jason Wang <jasowang@redhat.com> wrote:
> >
> > This fault reason is not used and is duplicated with SPT.2 condition
> > code. So let's remove it.
> >
> > Signed-off-by: Jason Wang <jasowang@redhat.com>
> > ---
> >  hw/i386/intel_iommu.c          | 6 ------
> >  hw/i386/intel_iommu_internal.h | 5 -----
> >  2 files changed, 11 deletions(-)
> >
> > diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c
> > index 5b865ac08c..55281ee1b4 100644
> > --- a/hw/i386/intel_iommu.c
> > +++ b/hw/i386/intel_iommu.c
> > @@ -469,11 +469,6 @@ static void vtd_report_dmar_fault(IntelIOMMUState *s, uint16_t source_id,
> >
> >      assert(fault < VTD_FR_MAX);
> >
> > -    if (fault == VTD_FR_RESERVED_ERR) {
> > -        /* This is not a normal fault reason case. Drop it. */
> > -        return;
> > -    }
> > -
> >      trace_vtd_dmar_fault(source_id, fault, addr, is_write);
> >
> >      if (fsts_reg & VTD_FSTS_PFO) {
> > @@ -1629,7 +1624,6 @@ static const bool vtd_qualified_faults[] = {
> >      [VTD_FR_PAGING_ENTRY_RSVD] = true,
> >      [VTD_FR_CONTEXT_ENTRY_TT] = true,
> >      [VTD_FR_PASID_TABLE_INV] = false,
> > -    [VTD_FR_RESERVED_ERR] = false,
> >      [VTD_FR_MAX] = false,
> >  };
> >
> > diff --git a/hw/i386/intel_iommu_internal.h b/hw/i386/intel_iommu_internal.h
> > index a6c788049b..d0bb43ae87 100644
> > --- a/hw/i386/intel_iommu_internal.h
> > +++ b/hw/i386/intel_iommu_internal.h
> > @@ -303,11 +303,6 @@ typedef enum VTDFaultReason {
> >
> >      VTD_FR_PASID_TABLE_INV = 0x58,  /*Invalid PASID table entry */
> >
> > -    /* This is not a normal fault reason. We use this to indicate some faults
> > -     * that are not referenced by the VT-d specification.
> > -     * Fault event with such reason should not be recorded.
> > -     */
> > -    VTD_FR_RESERVED_ERR,
> >      VTD_FR_MAX,                 /* Guard */
> >  } VTDFaultReason;
> >
> > --
> > 2.25.1
> >