diff options
| -rw-r--r-- | drivers/iommu/intel/svm.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c index 4627437ae1c0..54db58945c2d 100644 --- a/drivers/iommu/intel/svm.c +++ b/drivers/iommu/intel/svm.c @@ -895,6 +895,7 @@ static irqreturn_t prq_event_thread(int irq, void *d) struct intel_iommu *iommu = d; struct intel_svm *svm = NULL; int head, tail, handled = 0; + unsigned int flags = 0; /* Clear PPR bit before reading head/tail registers, to * ensure that we get a new interrupt if needed. */ @@ -992,9 +993,11 @@ static irqreturn_t prq_event_thread(int irq, void *d) if (access_error(vma, req)) goto invalid; - ret = handle_mm_fault(vma, address, - req->wr_req ? FAULT_FLAG_WRITE : 0, - NULL); + flags = FAULT_FLAG_USER | FAULT_FLAG_REMOTE; + if (req->wr_req) + flags |= FAULT_FLAG_WRITE; + + ret = handle_mm_fault(vma, address, flags, NULL); if (ret & VM_FAULT_ERROR) goto invalid; |