On Sun, Dec 15, 2019 at 01:39:31PM +0800, Lu Baolu wrote: > Hi, > > On 12/13/19 1:36 PM, Jerry Snitselaar wrote: > > Currently the reserved region for ISA is allocated with no > > permissions. If a dma domain is being used, mapping this region will > > fail. Set the permissions to DMA_PTE_READ|DMA_PTE_WRITE. > > > > Cc: Joerg Roedel <jroe...@suse.de> > > Cc: Lu Baolu <baolu...@linux.intel.com> > > Cc: iommu@lists.linux-foundation.org > > Cc: sta...@vger.kernel.org # v5.3+ > > Fixes: d850c2ee5fe2 ("iommu/vt-d: Expose ISA direct mapping region via > > iommu_get_resv_regions") > > Signed-off-by: Jerry Snitselaar <jsnit...@redhat.com> > > This fix looks reasonable to me. > > Acked-by: Lu Baolu <baolu...@linux.intel.com>
Applied for v5.5, thanks. _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu