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path: root/drivers/gpu/drm/drm_gpusvm.c
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Diffstat (limited to 'drivers/gpu/drm/drm_gpusvm.c')
-rw-r--r--drivers/gpu/drm/drm_gpusvm.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_gpusvm.c b/drivers/gpu/drm/drm_gpusvm.c
index 4b928fda5b12..7993e85c0566 100644
--- a/drivers/gpu/drm/drm_gpusvm.c
+++ b/drivers/gpu/drm/drm_gpusvm.c
@@ -1065,6 +1065,11 @@ drm_gpusvm_range_find_or_insert(struct drm_gpusvm *gpusvm,
goto err_notifier_remove;
}
+ if (vas->vm_flags & (VM_IO | VM_PFNMAP)) {
+ err = -EIO;
+ goto err_notifier_remove;
+ }
+
range = drm_gpusvm_range_find(notifier, fault_addr, fault_addr + 1);
if (range)
goto out_mmunlock;