kref_read
if (kref_read(&ctx->refcount) != 1) {
pr_debug_ratelimited("ref: %d\n", kref_read(&svm_bo->kref));
WARN_ONCE(!r && kref_read(&svm_bo->kref) != 1, "This was not the last reference\n");
WARN_ON(kref_read(&dm_new_crtc_state->stream->refcount) > 1);
WARN_ON(kref_read(&dm_new_plane_state->dc_state->refcount) > 1);
drm_dbg(mstb->mgr->dev, "mstb %p (%d)\n", mstb, kref_read(&mstb->malloc_kref));
drm_dbg(mstb->mgr->dev, "mstb %p (%d)\n", mstb, kref_read(&mstb->malloc_kref) - 1);
drm_dbg(port->mgr->dev, "port %p (%d)\n", port, kref_read(&port->malloc_kref));
drm_dbg(port->mgr->dev, "port %p (%d)\n", port, kref_read(&port->malloc_kref) - 1);
drm_dbg(mstb->mgr->dev, "mstb %p (%d)\n", mstb, kref_read(&mstb->topology_kref));
WARN_ON(kref_read(&mstb->topology_kref) == 0);
drm_dbg(mstb->mgr->dev, "mstb %p (%d)\n", mstb, kref_read(&mstb->topology_kref));
drm_dbg(mstb->mgr->dev, "mstb %p (%d)\n", mstb, kref_read(&mstb->topology_kref) - 1);
drm_dbg(port->mgr->dev, "port %p (%d)\n", port, kref_read(&port->topology_kref));
WARN_ON(kref_read(&port->topology_kref) == 0);
drm_dbg(port->mgr->dev, "port %p (%d)\n", port, kref_read(&port->topology_kref));
drm_dbg(port->mgr->dev, "port %p (%d)\n", port, kref_read(&port->topology_kref) - 1);
drm_printf(p, "\trefcount: %u\n", kref_read(&bridge->refcount));
kref_read(&obj->refcount));
kref_read(&obj->refcount));
if (kref_read(&prev->refcount) > 1)
DRM_DEBUG("OBJ ID: %d (%d)\n", obj->id, kref_read(&obj->refcount));
DRM_DEBUG("OBJ ID: %d (%d)\n", obj->id, kref_read(&obj->refcount));
drm_WARN_ON(display->drm, kref_read(&obj->state->ref) != 1);
kref_read(&obj->base.refcount) > 0)
GEM_BUG_ON(!kref_read(&obj->base.refcount));
if (!kref_read(&bo->kref))
GEM_BUG_ON(!kref_read(&ppgtt->base.vm.ref));
GEM_BUG_ON(!kref_read(&rq->fence.refcount));
GEM_WARN_ON(kref_read(&ggtt->vm.resv_ref) != 1);
if (!kref_read(&vm->resv_ref))
GEM_BUG_ON(!kref_read(&vm->ref));
vgpu->id, kref_read(&dmabuf_obj->kref),
__func__, kref_read(&dmabuf_obj->kref), ret);
kref_read(&dmabuf_obj->kref),
kref_read(&obj->base.refcount));
return !kref_read(&vma->obj->base.refcount);
kref_read(&vma->vm->ref);
vma_res->skip_pte_rewrite = !kref_read(&vma->vm->ref) ||
GEM_BUG_ON(!kref_read(&vm->ref));
if (kref_read(&vma->vm->ref))
return kref_read(&fb->base.refcount);
if (kref_read(&job->s_fence->finished.refcount)) {
KUNIT_EXPECT_EQ(test, kref_read(&bo->kref), 1);
KUNIT_EXPECT_EQ(test, kref_read(&bo->kref), 1);
WARN_ON_ONCE(!kref_read(&bo->kref));
WARN_ON_ONCE(!kref_read(&bo->kref));