RE: [PATCH v7 1/6] vfio/type1: Introduce iova list and add iommu aperture validity check

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> -----Original Message-----
> From: Alex Williamson [mailto:alex.williamson@xxxxxxxxxx]
> Sent: 03 July 2019 21:34
> To: Shameerali Kolothum Thodi <shameerali.kolothum.thodi@xxxxxxxxxx>
> Cc: eric.auger@xxxxxxxxxx; pmorel@xxxxxxxxxxxxxxxxxx;
> kvm@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx; Linuxarm <linuxarm@xxxxxxxxxx>; John
> Garry <john.garry@xxxxxxxxxx>; xuwei (O) <xuwei5@xxxxxxxxxx>;
> kevin.tian@xxxxxxxxx
> Subject: Re: [PATCH v7 1/6] vfio/type1: Introduce iova list and add iommu
> aperture validity check
> 
> 
> Welcome back Shameer ;)

Thanks Alex :)

> 
> On Wed, 26 Jun 2019 16:12:43 +0100
> Shameer Kolothum <shameerali.kolothum.thodi@xxxxxxxxxx> wrote:
> 
> > This introduces an iova list that is valid for dma mappings. Make sure
> > the new iommu aperture window doesn't conflict with the current one or
> > with any existing dma mappings during attach.
> >
> > Signed-off-by: Shameer Kolothum <shameerali.kolothum.thodi@xxxxxxxxxx>
> > ---
> >  drivers/vfio/vfio_iommu_type1.c | 181
> > +++++++++++++++++++++++++++++++-
> >  1 file changed, 177 insertions(+), 4 deletions(-)
> >
> > diff --git a/drivers/vfio/vfio_iommu_type1.c
> > b/drivers/vfio/vfio_iommu_type1.c index add34adfadc7..970d1ec06aed
> > 100644
> > --- a/drivers/vfio/vfio_iommu_type1.c
> > +++ b/drivers/vfio/vfio_iommu_type1.c
> > @@ -1,4 +1,3 @@
> > -// SPDX-License-Identifier: GPL-2.0-only
> >  /*
> >   * VFIO: IOMMU DMA mapping support for Type1 IOMMU
> >   *
> 
> Accidental merge deletion?  Thanks,
>

Yes it is. I will fix it.

Thanks,
Shameer

 
> Alex



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