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path: root/drivers/char/drm
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Diffstat (limited to 'drivers/char/drm')
-rw-r--r--drivers/char/drm/drm_vm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/char/drm/drm_vm.c b/drivers/char/drm/drm_vm.c
index e8d50af5820..ef5e6b130c4 100644
--- a/drivers/char/drm/drm_vm.c
+++ b/drivers/char/drm/drm_vm.c
@@ -506,6 +506,7 @@ static int drm_mmap_dma(struct file *filp, struct vm_area_struct *vma)
vma->vm_ops = &drm_vm_dma_ops;
vma->vm_flags |= VM_RESERVED; /* Don't swap */
+ vma->vm_flags |= VM_DONTEXPAND;
vma->vm_file = filp; /* Needed for drm_vm_open() */
drm_vm_open_locked(vma);
@@ -655,6 +656,7 @@ static int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma)
return -EINVAL; /* This should never happen. */
}
vma->vm_flags |= VM_RESERVED; /* Don't swap */
+ vma->vm_flags |= VM_DONTEXPAND;
vma->vm_file = filp; /* Needed for drm_vm_open() */
drm_vm_open_locked(vma);