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path: root/drivers/gpu/drm/i915/i915_vma.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_vma.c')
-rw-r--r--drivers/gpu/drm/i915/i915_vma.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c
index 0bffb70b3c5f..04d12f278f57 100644
--- a/drivers/gpu/drm/i915/i915_vma.c
+++ b/drivers/gpu/drm/i915/i915_vma.c
@@ -1637,10 +1637,10 @@ static void force_unbind(struct i915_vma *vma)
GEM_BUG_ON(drm_mm_node_allocated(&vma->node));
}
-static void release_references(struct i915_vma *vma, bool vm_ddestroy)
+static void release_references(struct i915_vma *vma, struct intel_gt *gt,
+ bool vm_ddestroy)
{
struct drm_i915_gem_object *obj = vma->obj;
- struct intel_gt *gt = vma->vm->gt;
GEM_BUG_ON(i915_vma_is_active(vma));
@@ -1695,11 +1695,12 @@ void i915_vma_destroy_locked(struct i915_vma *vma)
force_unbind(vma);
list_del_init(&vma->vm_link);
- release_references(vma, false);
+ release_references(vma, vma->vm->gt, false);
}
void i915_vma_destroy(struct i915_vma *vma)
{
+ struct intel_gt *gt;
bool vm_ddestroy;
mutex_lock(&vma->vm->mutex);
@@ -1707,8 +1708,11 @@ void i915_vma_destroy(struct i915_vma *vma)
list_del_init(&vma->vm_link);
vm_ddestroy = vma->vm_ddestroy;
vma->vm_ddestroy = false;
+
+ /* vma->vm may be freed when releasing vma->vm->mutex. */
+ gt = vma->vm->gt;
mutex_unlock(&vma->vm->mutex);
- release_references(vma, vm_ddestroy);
+ release_references(vma, gt, vm_ddestroy);
}
void i915_vma_parked(struct intel_gt *gt)