Re: [PATCH drm-misc-next v5 3/6] drm/gpuvm: add an abstraction for a VM / BO combination

From: kernel test robot
Date: Mon Oct 02 2023 - 02:34:38 EST


Hi Danilo,

kernel test robot noticed the following build warnings:

[auto build test WARNING on a4ead6e37e3290cff399e2598d75e98777b69b37]

url: https://github.com/intel-lab-lkp/linux/commits/Danilo-Krummrich/drm-gpuvm-add-common-dma-resv-per-struct-drm_gpuvm/20230929-031831
base: a4ead6e37e3290cff399e2598d75e98777b69b37
patch link: https://lore.kernel.org/r/20230928191624.13703-4-dakr%40redhat.com
patch subject: [PATCH drm-misc-next v5 3/6] drm/gpuvm: add an abstraction for a VM / BO combination
reproduce: (https://download.01.org/0day-ci/archive/20231002/202310021416.3jqeZtQG-lkp@xxxxxxxxx/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202310021416.3jqeZtQG-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> ./include/drm/drm_gpuvm.h:464: warning: Function parameter or member 'vm' not described in 'drm_gpuvm_bo'

vim +464 ./include/drm/drm_gpuvm.h

427
428 /**
429 * @gpuvm: The &drm_gpuvm the @obj is mapped in.
430 */
431 struct drm_gpuvm *vm;
432
433 /**
434 * @obj: The &drm_gem_object being mapped in the @gpuvm.
435 */
436 struct drm_gem_object *obj;
437
438 /**
439 * @kref: The reference count for this &drm_gpuvm_bo.
440 */
441 struct kref kref;
442
443 /**
444 * @list: Structure containing all &list_heads.
445 */
446 struct {
447 /**
448 * @gpuva: The list of linked &drm_gpuvas.
449 */
450 struct list_head gpuva;
451
452 /**
453 * @entry: Structure containing all &list_heads serving as
454 * entry.
455 */
456 struct {
457 /**
458 * @gem: List entry to attach to the &drm_gem_objects
459 * gpuva list.
460 */
461 struct list_head gem;
462 } entry;
463 } list;
> 464 };
465

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