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* [PATCH v2] accel/ivpu: Fix warning in ivpu_gem_bo_free()
@ 2025-05-28 17:12 Jacek Lawrynowicz
  2025-05-28 17:14 ` Lizhi Hou
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Jacek Lawrynowicz @ 2025-05-28 17:12 UTC (permalink / raw)
  To: dri-devel; +Cc: jeff.hugo, lizhi.hou, Jacek Lawrynowicz, stable

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>
---
v2: Use drm_gem_is_imported() to check if the buffer is imported.
---
 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 c193a80241f5f..5ff0bac739fc9 100644
--- a/drivers/accel/ivpu/ivpu_gem.c
+++ b/drivers/accel/ivpu/ivpu_gem.c
@@ -278,7 +278,8 @@ 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);
 
-- 
2.45.1

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH v2] accel/ivpu: Fix warning in ivpu_gem_bo_free()
  2025-05-28 17:12 [PATCH v2] accel/ivpu: Fix warning in ivpu_gem_bo_free() Jacek Lawrynowicz
@ 2025-05-28 17:14 ` Lizhi Hou
  2025-05-30 19:52 ` Jeff Hugo
  2025-06-05 12:50 ` Jacek Lawrynowicz
  2 siblings, 0 replies; 4+ messages in thread
From: Lizhi Hou @ 2025-05-28 17:14 UTC (permalink / raw)
  To: Jacek Lawrynowicz, dri-devel; +Cc: jeff.hugo, stable


On 5/28/25 10:12, 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>
> ---
> v2: Use drm_gem_is_imported() to check if the buffer is imported.
> ---
>   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 c193a80241f5f..5ff0bac739fc9 100644
> --- a/drivers/accel/ivpu/ivpu_gem.c
> +++ b/drivers/accel/ivpu/ivpu_gem.c
> @@ -278,7 +278,8 @@ 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));
Reviewed-by: Lizhi Hou <lizhi.hou@amd.com>
>   	drm_WARN_ON(&vdev->drm, ivpu_bo_size(bo) == 0);
>   	drm_WARN_ON(&vdev->drm, bo->base.vaddr);
>   

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH v2] accel/ivpu: Fix warning in ivpu_gem_bo_free()
  2025-05-28 17:12 [PATCH v2] accel/ivpu: Fix warning in ivpu_gem_bo_free() Jacek Lawrynowicz
  2025-05-28 17:14 ` Lizhi Hou
@ 2025-05-30 19:52 ` Jeff Hugo
  2025-06-05 12:50 ` Jacek Lawrynowicz
  2 siblings, 0 replies; 4+ messages in thread
From: Jeff Hugo @ 2025-05-30 19:52 UTC (permalink / raw)
  To: Jacek Lawrynowicz, dri-devel; +Cc: lizhi.hou, stable

On 5/28/2025 11:12 AM, 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>

Reviewed-by: Jeff Hugo <jeff.hugo@oss.qualcomm.com>

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH v2] accel/ivpu: Fix warning in ivpu_gem_bo_free()
  2025-05-28 17:12 [PATCH v2] accel/ivpu: Fix warning in ivpu_gem_bo_free() Jacek Lawrynowicz
  2025-05-28 17:14 ` Lizhi Hou
  2025-05-30 19:52 ` Jeff Hugo
@ 2025-06-05 12:50 ` Jacek Lawrynowicz
  2 siblings, 0 replies; 4+ messages in thread
From: Jacek Lawrynowicz @ 2025-06-05 12:50 UTC (permalink / raw)
  To: dri-devel; +Cc: jeff.hugo, lizhi.hou, stable

Applied to drm-misc-fixes

On 5/28/2025 7:12 PM, 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>
> ---
> v2: Use drm_gem_is_imported() to check if the buffer is imported.
> ---
>  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 c193a80241f5f..5ff0bac739fc9 100644
> --- a/drivers/accel/ivpu/ivpu_gem.c
> +++ b/drivers/accel/ivpu/ivpu_gem.c
> @@ -278,7 +278,8 @@ 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);
>  


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2025-06-05 12:50 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2025-05-28 17:12 [PATCH v2] accel/ivpu: Fix warning in ivpu_gem_bo_free() Jacek Lawrynowicz
2025-05-28 17:14 ` Lizhi Hou
2025-05-30 19:52 ` Jeff Hugo
2025-06-05 12:50 ` Jacek Lawrynowicz

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