On Wed, Mar 1, 2023 at 11:25 PM Gerd Hoffmann <kraxel@xxxxxxxxxx> wrote:
>
> On Thu, Mar 02, 2023 at 12:39:33AM +0300, Dmitry Osipenko wrote:
> > On 3/1/23 21:54, Rob Clark wrote:
> > > /* virtgpu_display.c */
> > > +#if defined(CONFIG_DRM_VIRTIO_GPU_KMS)
> > > int virtio_gpu_modeset_init(struct virtio_gpu_device *vgdev);
> > > void virtio_gpu_modeset_fini(struct virtio_gpu_device *vgdev);
> > > +#else
> > > +static inline int virtio_gpu_modeset_init(struct virtio_gpu_device *vgdev)
> > > +{
> > > + return 0;
> > > +}
> > > +static inline void virtio_gpu_modeset_fini(struct virtio_gpu_device *vgdev)
> > > +{
> > > +}
> > > +#endif
> >
> > In v4 Gerd wanted to keep building the virtgpu_display.o and instead add
> > the KSM config check to virtio_gpu_modeset_init/fini().
>
> The main point is that the code workflow should be the same in both
> cases. The patch does that for virtio_gpu_modeset_init() but doesn't
> for virtio_gpu_modeset_fini().
>
> Return early in the functions (and drop the #ifdef here) is how I would
> implement this, but I wouldn't insist on that, there are other ways to
> solve this too ;)
Ahh, true, I guess omitting that one file doesn't save anything and
early return makes for a bit simpler/smaller patch
BR,
-R
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