Hi Lu, On 5/17/19 6:46 AM, Lu Baolu wrote: > Hi Eric, > > On 5/16/19 6:08 PM, Eric Auger wrote: >> Now we have a new IOMMU_RESV_DIRECT_RELAXABLE reserved memory >> region type, let's report USB and GFX RMRRs as relaxable ones. >> >> This allows to have a finer reporting at IOMMU API level of >> reserved memory regions. This will be exploitable by VFIO to >> define the usable IOVA range and detect potential conflicts >> between the guest physical address space and host reserved >> regions. >> >> Signed-off-by: Eric Auger <[email protected]> >> --- >> drivers/iommu/intel-iommu.c | 10 ++++++++-- >> 1 file changed, 8 insertions(+), 2 deletions(-) >> >> diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c >> index a36604f4900f..af1d65fdedfc 100644 >> --- a/drivers/iommu/intel-iommu.c >> +++ b/drivers/iommu/intel-iommu.c >> @@ -5493,7 +5493,9 @@ static void intel_iommu_get_resv_regions(struct >> device *device, >> for_each_rmrr_units(rmrr) { >> for_each_active_dev_scope(rmrr->devices, rmrr->devices_cnt, >> i, i_dev) { >> + struct pci_dev *pdev = to_pci_dev(device); > > Probably should be: > > struct pci_dev *pdev = dev_is_pci(device) ? to_pci_dev(device) : NULL;
That's correct. I will fix that asap. Thanks! Eric > > Best regards, > Lu Baolu >
