On 3/3/22 21:58, Thomas Zimmermann wrote:

Refactor the page-write handler and export it as helper function
fb_deferred_io_page_mkwrite(). Drivers that implement struct
vm_operations_struct.page_mkwrite for deferred I/O should use the
function to let fbdev track written pages of mmap'ed framebuffer
memory.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
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Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>

-- 
Best regards,

Javier Martinez Canillas
Linux Engineering
Red Hat