6.15-stable review patch. If anyone has any objections, please let me know.
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From: Jacek Lawrynowicz jacek.lawrynowicz@linux.intel.com
commit 91274fd4ed9ba110b02c53d71d2778b7d13b49ac upstream.
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 Reviewed-by: Jeff Hugo jeff.hugo@oss.qualcomm.com Reviewed-by: Lizhi Hou lizhi.hou@amd.com Signed-off-by: Jacek Lawrynowicz jacek.lawrynowicz@linux.intel.com Link: https://lore.kernel.org/r/20250528171220.513225-1-jacek.lawrynowicz@linux.in... Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/accel/ivpu/ivpu_gem.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- 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_ 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, !drm_gem_is_imported(&bo->base.base) && + !dma_resv_test_signaled(obj->resv, DMA_RESV_USAGE_READ)); drm_WARN_ON(&vdev->drm, ivpu_bo_size(bo) == 0); drm_WARN_ON(&vdev->drm, bo->base.vaddr);