diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gpu.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gpu.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 4426f5074dfc..fb368b1791fe 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -323,7 +323,9 @@ static void msm_gpu_crashstate_get_bo(struct msm_gpu_state *state, if (!state_bo->data) goto out; + msm_gem_lock(&obj->base); ptr = msm_gem_get_vaddr_active(&obj->base); + msm_gem_unlock(&obj->base); if (IS_ERR(ptr)) { kvfree(state_bo->data); state_bo->data = NULL; @@ -467,14 +469,22 @@ static void recover_worker(struct kthread_work *work) put_task_struct(task); } + /* msm_rd_dump_submit() needs bo locked to dump: */ + for (i = 0; i < submit->nr_bos; i++) + msm_gem_lock(&submit->bos[i].obj->base); + if (comm && cmd) { DRM_DEV_ERROR(dev->dev, "%s: offending task: %s (%s)\n", gpu->name, comm, cmd); msm_rd_dump_submit(priv->hangrd, submit, "offending task: %s (%s)", comm, cmd); - } else + } else { msm_rd_dump_submit(priv->hangrd, submit, NULL); + } + + for (i = 0; i < submit->nr_bos; i++) + msm_gem_unlock(&submit->bos[i].obj->base); } /* Record the crash state */ @@ -779,7 +789,7 @@ void msm_gpu_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) /* submit takes a reference to the bo and iova until retired: */ drm_gem_object_get(&msm_obj->base); - msm_gem_get_and_pin_iova(&msm_obj->base, submit->aspace, &iova); + msm_gem_get_and_pin_iova_locked(&msm_obj->base, submit->aspace, &iova); if (submit->bos[i].flags & MSM_SUBMIT_BO_WRITE) dma_resv_add_excl_fence(drm_obj->resv, submit->fence); |