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* [PATCH] remoteproc: remoteproc_virtio: reset vdev before removing it
@ 2026-09-24 20:59 Tanmay Shah
  2026-09-27  8:55 ` Francesco Valla
  0 siblings, 1 reply; 2+ messages in thread
From: Tanmay Shah @ 2026-09-24 20:59 UTC (permalink / raw)
  To: andersson, mathieu.poirier, ohad
  Cc: linux-remoteproc, linux-kernel, Tanmay Shah

The virtio device is removed when the remoteproc device is removed. The
driver should issue reset on the virtio device so the remote can do
corresponding cleanup.

Fixes: 7a186941626d ("remoteproc: remove the single rpmsg vdev limitation")
Signed-off-by: Tanmay Shah <tanmay.shah@amd.com>
---
 drivers/remoteproc/remoteproc_virtio.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/remoteproc/remoteproc_virtio.c b/drivers/remoteproc/remoteproc_virtio.c
index d5e9ff045a28..1cb0ee0ea656 100644
--- a/drivers/remoteproc/remoteproc_virtio.c
+++ b/drivers/remoteproc/remoteproc_virtio.c
@@ -469,6 +469,8 @@ static int rproc_remove_virtio_dev(struct device *dev, void *data)
 {
 	struct virtio_device *vdev = dev_to_virtio(dev);
 
+	virtio_reset_device(vdev);
+
 	unregister_virtio_device(vdev);
 	return 0;
 }

base-commit: 5f639b3018c0026a5341949724b4b921cf3a3d5d
-- 
2.43.0


^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH] remoteproc: remoteproc_virtio: reset vdev before removing it
  2026-09-24 20:59 [PATCH] remoteproc: remoteproc_virtio: reset vdev before removing it Tanmay Shah
@ 2026-09-27  8:55 ` Francesco Valla
  0 siblings, 0 replies; 2+ messages in thread
From: Francesco Valla @ 2026-09-27  8:55 UTC (permalink / raw)
  To: Tanmay Shah
  Cc: andersson, mathieu.poirier, ohad, linux-remoteproc, linux-kernel

Hi Tanmay,

On Thu, Sep 24, 2026 at 01:59:02PM -0700, Tanmay Shah wrote:
> The virtio device is removed when the remoteproc device is removed. The
> driver should issue reset on the virtio device so the remote can do
> corresponding cleanup.
> 

Shouldn't be the driver, and not the transport, the one that calls
virtio_reset_device()?

> Fixes: 7a186941626d ("remoteproc: remove the single rpmsg vdev limitation")
> Signed-off-by: Tanmay Shah <tanmay.shah@amd.com>
> ---
>  drivers/remoteproc/remoteproc_virtio.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/remoteproc/remoteproc_virtio.c b/drivers/remoteproc/remoteproc_virtio.c
> index d5e9ff045a28..1cb0ee0ea656 100644
> --- a/drivers/remoteproc/remoteproc_virtio.c
> +++ b/drivers/remoteproc/remoteproc_virtio.c
> @@ -469,6 +469,8 @@ static int rproc_remove_virtio_dev(struct device *dev, void *data)
>  {
>  	struct virtio_device *vdev = dev_to_virtio(dev);
>  
> +	virtio_reset_device(vdev);
> +
>  	unregister_virtio_device(vdev);
>  	return 0;
>  }
> 
> base-commit: 5f639b3018c0026a5341949724b4b921cf3a3d5d
> -- 
> 2.43.0
> 

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2026-09-27  9:13 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
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2026-09-24 20:59 [PATCH] remoteproc: remoteproc_virtio: reset vdev before removing it Tanmay Shah
2026-09-27  8:55 ` Francesco Valla

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