> -----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