diff options
Diffstat (limited to 'drivers/iommu/intel-svm.c')
| -rw-r--r-- | drivers/iommu/intel-svm.c | 4 |
1 files changed, 2 insertions, 2 deletions
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? */ |