[Intel-gfx] [PATCH 10/16] drm/i915: Mark the shadow gvt context as closed
Chris Wilson
chris at chris-wilson.co.uk
Wed Dec 7 13:58:27 UTC 2016
As the shadow gvt is not user accessible and does not have an associated
vm, we can mark it as closed during its construction. This saves leaking
the internal knowledge of i915_gem_context into gvt/.
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
---
drivers/gpu/drm/i915/gvt/scheduler.c | 10 +---------
drivers/gpu/drm/i915/i915_gem_context.c | 1 +
2 files changed, 2 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c
index 4db242250235..fd2b026f7ecd 100644
--- a/drivers/gpu/drm/i915/gvt/scheduler.c
+++ b/drivers/gpu/drm/i915/gvt/scheduler.c
@@ -549,18 +549,10 @@ int intel_gvt_init_workload_scheduler(struct intel_gvt *gvt)
void intel_vgpu_clean_gvt_context(struct intel_vgpu *vgpu)
{
- struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv;
-
atomic_notifier_chain_unregister(&vgpu->shadow_ctx->status_notifier,
&vgpu->shadow_ctx_notifier_block);
- mutex_lock(&dev_priv->drm.struct_mutex);
-
- /* a little hacky to mark as ctx closed */
- vgpu->shadow_ctx->closed = true;
- i915_gem_context_put(vgpu->shadow_ctx);
-
- mutex_unlock(&dev_priv->drm.struct_mutex);
+ i915_gem_context_put_unlocked(vgpu->shadow_ctx);
}
int intel_vgpu_init_gvt_context(struct intel_vgpu *vgpu)
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
index 95812c26767c..042befd263fe 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/i915_gem_context.c
@@ -409,6 +409,7 @@ i915_gem_context_create_gvt(struct drm_device *dev)
if (IS_ERR(ctx))
goto out;
+ ctx->closed = true; /* not user accessible */
ctx->execlists_force_single_submission = true;
ctx->ring_size = 512 * PAGE_SIZE; /* Max ring buffer size */
out:
--
2.11.0
More information about the Intel-gfx
mailing list