The patch below does not apply to the 6.6-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to stable@vger.kernel.org.

To reproduce the conflict and resubmit, you may use the following commands:

git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.6.y git checkout FETCH_HEAD git cherry-pick -x 91274fd4ed9ba110b02c53d71d2778b7d13b49ac # <resolve conflicts, build, test, etc.> git commit -s git send-email --to 'stable@vger.kernel.org' --in-reply-to '2025062049-disperser-manager-db76@gregkh' --subject-prefix 'PATCH 6.6.y' HEAD^..

Possible dependencies:

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From 91274fd4ed9ba110b02c53d71d2778b7d13b49ac Mon Sep 17 00:00:00 2001 From: Jacek Lawrynowicz jacek.lawrynowicz@linux.intel.com Date: Wed, 28 May 2025 19:12:20 +0200 Subject: [PATCH] accel/ivpu: Fix warning in ivpu_gem_bo_free()

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...

diff --git a/drivers/accel/ivpu/ivpu_gem.c b/drivers/accel/ivpu/ivpu_gem.c index 5908268ca45e..248bfebeaa22 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, !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);