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| author | Alex Williamson <alex.williamson@redhat.com> | 2014-02-26 11:38:40 -0700 |
|---|---|---|
| committer | Alex Williamson <alex.williamson@redhat.com> | 2014-02-26 11:38:40 -0700 |
| commit | 9d830d47c7a756da6f0b55fa25d51eec0739eb02 (patch) | |
| tree | 3f40dbe93c1b0120246eab829f33490a127e336c /virt/kvm/irq_comm.c | |
| parent | 88d7ab8949427f492c39f6daf0ac67f0242a88bc (diff) | |
| download | linux-9d830d47c7a756da6f0b55fa25d51eec0739eb02.tar.bz2 | |
kvm/vfio: Support for DMA coherent IOMMUs
VFIO now has support for using the IOMMU_CACHE flag and a mechanism
for an external user to test the current operating mode of the IOMMU.
Add support for this to the kvm-vfio pseudo device so that we only
register noncoherent DMA when necessary.
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Cc: Gleb Natapov <gleb@kernel.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'virt/kvm/irq_comm.c')
0 files changed, 0 insertions, 0 deletions