vfio/type1: Add IOVA range capability support

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This allows the user-space to retrieve the supported IOVA
range(s), excluding any non-relaxable reserved regions. The
implementation is based on capability chains, added to
VFIO_IOMMU_GET_INFO ioctl.

Signed-off-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>

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Shameer Kolothum 2019-07-23 17:06:36 +01:00 • committed by Alex Williamson

parent 9b77e5c798

commit a717072007

2 changed files with 126 additions and 1 deletions

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101

drivers/vfio/vfio_iommu_type1.c

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26

include/uapi/linux/vfio.h

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