diff options
Diffstat (limited to 'drivers/iommu')
| -rw-r--r-- | drivers/iommu/amd_iommu_v2.c | 4 | ||||
| -rw-r--r-- | drivers/iommu/intel-svm.c | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/drivers/iommu/amd_iommu_v2.c b/drivers/iommu/amd_iommu_v2.c index c8a7b6b39222..e4b025c5637c 100644 --- a/drivers/iommu/amd_iommu_v2.c +++ b/drivers/iommu/amd_iommu_v2.c @@ -485,7 +485,7 @@ static void do_fault(struct work_struct *work) flags |= FAULT_FLAG_WRITE; flags |= FAULT_FLAG_REMOTE; - down_read(&mm->mmap_sem); + mmap_read_lock(mm); vma = find_extend_vma(mm, address); if (!vma || address < vma->vm_start) /* failed to get a vma in the right range */ @@ -497,7 +497,7 @@ static void do_fault(struct work_struct *work) ret = handle_mm_fault(vma, address, flags); out: - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); if (ret & VM_FAULT_ERROR) /* failed to service fault */ diff --git a/drivers/iommu/intel-svm.c b/drivers/iommu/intel-svm.c index a035ef911fba..6c87c807a0ab 100644 --- a/drivers/iommu/intel-svm.c +++ b/drivers/iommu/intel-svm.c @@ -863,7 +863,7 @@ static irqreturn_t prq_event_thread(int irq, void *d) if (!mmget_not_zero(svm->mm)) goto bad_req; - down_read(&svm->mm->mmap_sem); + mmap_read_lock(svm->mm); vma = find_extend_vma(svm->mm, address); if (!vma || address < vma->vm_start) goto invalid; @@ -878,7 +878,7 @@ static irqreturn_t prq_event_thread(int irq, void *d) result = QI_RESP_SUCCESS; invalid: - up_read(&svm->mm->mmap_sem); + mmap_read_unlock(svm->mm); mmput(svm->mm); bad_req: /* Accounting for major/minor faults? */ |