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SubjectRe: [PATCH v6 02/10] Revert "drm/qxl: do not run release if qxl failed to init"
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Hi

Am 04.02.21 um 15:57 schrieb Gerd Hoffmann:
> This reverts commit b91907a6241193465ca92e357adf16822242296d.

This should be in the correct format, as given by 'dim cite'.

dim cite b91907a6241193465ca92e357adf16822242296d
b91907a62411 ("drm/qxl: do not run release if qxl failed to init")

>
> Patch is broken, it effectively makes qxl_drm_release() a nop
> because on normal driver shutdown qxl_drm_release() is called
> *after* drm_dev_unregister().
>
> Cc: Tong Zhang <ztong0001@gmail.com>
> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
> ---
> drivers/gpu/drm/qxl/qxl_drv.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/qxl/qxl_drv.c b/drivers/gpu/drm/qxl/qxl_drv.c
> index 34c8b25b5780..fb5f6a5e81d7 100644
> --- a/drivers/gpu/drm/qxl/qxl_drv.c
> +++ b/drivers/gpu/drm/qxl/qxl_drv.c
> @@ -144,8 +144,6 @@ static void qxl_drm_release(struct drm_device *dev)
> * reodering qxl_modeset_fini() + qxl_device_fini() calls is
> * non-trivial though.
> */
> - if (!dev->registered)
> - return;

I'm not sure what the original problem was, but I'm sure that this isn't
the fix for it. If there's a problem with shutdown, the operations
rather have to be reordered correctly.

With the citation style address:

Acked-by: Thomas Zimmermann <tzimmermann@suse.de>

> qxl_modeset_fini(qdev);
> qxl_device_fini(qdev);
> }
>

--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer

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