On 5/28/25 08:42, Jacek Lawrynowicz wrote:

Don't WARN if imported buffers are in use in ivpu_gem_bo_free() as they can be indeed used in the original context/driver.

Fixes: 647371a6609d ("accel/ivpu: Add GEM buffer object management") Cc: stable@vger.kernel.org # v6.3 Signed-off-by: Jacek Lawrynowicz jacek.lawrynowicz@linux.intel.com

---

drivers/accel/ivpu/ivpu_gem.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/accel/ivpu/ivpu_gem.c b/drivers/accel/ivpu/ivpu_gem.c index 5908268ca45e9..0371a8b4a474f 100644 --- a/drivers/accel/ivpu/ivpu_gem.c +++ b/drivers/accel/ivpu/ivpu_gem.c @@ -285,7 +285,8 @@ static void ivpu_gem_bo_free(struct drm_gem_object *obj) list_del(&bo->bo_list_node); mutex_unlock(&vdev->bo_list_lock);

• drm_WARN_ON(&vdev->drm, !dma_resv_test_signaled(obj->resv, DMA_RESV_USAGE_READ));

• drm_WARN_ON(&vdev->drm, !bo->base.base.import_attach &&

•     !dma_resv_test_signaled(obj->resv, DMA_RESV_USAGE_READ));
  

Probably drm_gem_is_imported()?

Thanks,

Lizhi

drm_WARN_ON(&vdev->drm, ivpu_bo_size(bo) == 0); drm_WARN_ON(&vdev->drm, bo->base.vaddr);