Re: [PATCH v2 06/10] drm/fb-helper: Separate shadow-buffer flushing and calling dirty callback

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On Fri, Nov 20, 2020 at 11:25:41AM +0100, Thomas Zimmermann wrote:
> Flushing the shadow framebuffer and invoking the dirty callback are two
> separate operations, so do them seprately. The flush operation is paired
> with calls to vmap and vunmap. They are not needed for the dirty callback,
> which performs its own invocations if necessary.
> 
> Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
Reviewed-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
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