diff options
Diffstat (limited to 'drivers/iommu')
| -rw-r--r-- | drivers/iommu/amd_iommu_v2.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/iommu/amd_iommu_v2.c b/drivers/iommu/amd_iommu_v2.c index 7caf2fa237f2..a7edbd6851c4 100644 --- a/drivers/iommu/amd_iommu_v2.c +++ b/drivers/iommu/amd_iommu_v2.c @@ -513,16 +513,20 @@ static bool access_error(struct vm_area_struct *vma, struct fault *fault) static void do_fault(struct work_struct *work) { struct fault *fault = container_of(work, struct fault, work); - struct mm_struct *mm; struct vm_area_struct *vma; + unsigned int flags = 0; + struct mm_struct *mm; u64 address; - int ret, write; - - write = !!(fault->flags & PPR_FAULT_WRITE); + int ret; mm = fault->state->mm; address = fault->address; + if (fault->flags & PPR_FAULT_USER) + flags |= FAULT_FLAG_USER; + if (fault->flags & PPR_FAULT_WRITE) + flags |= FAULT_FLAG_WRITE; + down_read(&mm->mmap_sem); vma = find_extend_vma(mm, address); if (!vma || address < vma->vm_start) { @@ -539,7 +543,7 @@ static void do_fault(struct work_struct *work) goto out; } - ret = handle_mm_fault(mm, vma, address, write); + ret = handle_mm_fault(mm, vma, address, flags); if (ret & VM_FAULT_ERROR) { /* failed to service fault */ up_read(&mm->mmap_sem); |