mmap locking API: use coccinelle to convert mmap_sem rwsem call sites

[mirror_ubuntu-kernels.git] / drivers / gpu / drm / amd / amdkfd / kfd_events.c

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_events.c b/drivers/gpu/drm/amd/amdkfd/kfd_events.c
index 15476fca8fa636b772e9a944855c557b03f544a1..a9583b95fcc13bbbbb17527a2c318df6668d2a50 100644 (file)
--- a/drivers/gpu/drm/amd/amdkfd/kfd_events.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_events.c
@@ -901,7 +901,7 @@ void kfd_signal_iommu_event(struct kfd_dev *dev, unsigned int pasid,
 
        memset(&memory_exception_data, 0, sizeof(memory_exception_data));
 
-       down_read(&mm->mmap_sem);
+       mmap_read_lock(mm);
        vma = find_vma(mm, address);
 
        memory_exception_data.gpu_id = dev->id;
@@ -924,7 +924,7 @@ void kfd_signal_iommu_event(struct kfd_dev *dev, unsigned int pasid,
                        memory_exception_data.failure.NoExecute = 0;
        }
 
-       up_read(&mm->mmap_sem);
+       mmap_read_unlock(mm);
        mmput(mm);
 
        pr_debug("notpresent %d, noexecute %d, readonly %d\n",