diff --git a/drivers/accel/amdxdna/amdxdna_gem.c b/drivers/accel/amdxdna/amdxdna_gem.c index 4628a2787265..aec69d5f463e 100644 --- a/drivers/accel/amdxdna/amdxdna_gem.c +++ b/drivers/accel/amdxdna/amdxdna_gem.c @@ -436,6 +436,23 @@ static void amdxdna_gem_dev_obj_free(struct drm_gem_object *gobj) amdxdna_gem_destroy_obj(abo); } +static void amdxdna_mark_mapp_invalid(struct amdxdna_gem_obj *abo, + struct vm_area_struct *vma) +{ + struct amdxdna_dev *xdna = to_xdna_dev(to_gobj(abo)->dev); + struct amdxdna_umap *mapp; + + down_write(&xdna->notifier_lock); + abo->mem.map_invalid = true; + list_for_each_entry(mapp, &abo->mem.umap_list, node) { + if (compare_range(mapp, vma->vm_mm, vma->vm_start, vma->vm_end)) { + mapp->invalid = true; + break; + } + } + up_write(&xdna->notifier_lock); +} + static int amdxdna_insert_pages(struct amdxdna_gem_obj *abo, struct vm_area_struct *vma) { @@ -457,8 +474,7 @@ static int amdxdna_insert_pages(struct amdxdna_gem_obj *abo, &num_pages); if (ret) { XDNA_ERR(xdna, "Failed insert pages %d", ret); - vma->vm_ops->close(vma); - return ret; + amdxdna_mark_mapp_invalid(abo, vma); } return 0; @@ -478,9 +494,9 @@ static int amdxdna_insert_pages(struct amdxdna_gem_obj *abo, fault_ret = handle_mm_fault(vma, vma->vm_start + offset, FAULT_FLAG_WRITE, NULL); if (fault_ret & VM_FAULT_ERROR) { - vma->vm_ops->close(vma); XDNA_ERR(xdna, "Fault in page failed"); - return -EFAULT; + amdxdna_mark_mapp_invalid(abo, vma); + break; } offset += PAGE_SIZE;