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path: root/drivers/gpu/drm/i915/i915_gem_gtt.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_gtt.c')
-rw-r--r--drivers/gpu/drm/i915/i915_gem_gtt.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index 1d26634ca597..7b15bb891970 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -1366,7 +1366,9 @@ static int gen8_init_scratch(struct i915_address_space *vm)
if (vm->has_read_only &&
vm->i915->kernel_context &&
vm->i915->kernel_context->vm) {
- struct i915_address_space *clone = vm->i915->kernel_context->vm;
+ struct i915_address_space *clone =
+ rcu_dereference_protected(vm->i915->kernel_context->vm,
+ true); /* static */
GEM_BUG_ON(!clone->has_read_only);