Messages in this thread | | | Date | Sat, 17 Feb 2007 10:47:54 +0100 | From | "Jaya Kumar" <> | Subject | Re: [PATCH/RFC 2.6.20-rc4 1/1] fbdev,mm: hecuba/E-Ink fbdev driver |
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On 1/12/07, Nick Piggin <nickpiggin@yahoo.com.au> wrote: > Jaya Kumar wrote: > > - write so get page_mkwrite where we add this page to a list > > - also schedules a workqueue task to be run after a delay > > - app continues writing to that page with no additional cost > > - the workqueue task comes in and unmaps the pages on the list, then > > completes the work associated with updating the framebuffer > > Have you thought about implementing a traditional write-back cache using > the dirty bits, rather than unmapping the page? >
Ah, sorry, I erred in my description. I'm not unmapping pages, I'm calling page_mkclean which uses the dirty bits.
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