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path: root/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c
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Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c
index 3c03b1746661..cb9975889e2f 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_glue.c
@@ -49,7 +49,7 @@ int vmw_mmap(struct file *filp, struct vm_area_struct *vma)
vma->vm_ops = &vmw_vm_ops;
/* Use VM_PFNMAP rather than VM_MIXEDMAP if not a COW mapping */
- if ((vma->vm_flags & (VM_SHARED | VM_MAYWRITE)) != VM_MAYWRITE)
+ if (!is_cow_mapping(vma->vm_flags))
vma->vm_flags = (vma->vm_flags & ~VM_MIXEDMAP) | VM_PFNMAP;
return 0;