[Intel-gfx] [RFC] algorithm for handling bad cachelines

Chris Wilson chris at chris-wilson.co.uk
Tue Mar 27 16:34:53 CEST 2012

On Tue, 27 Mar 2012 07:19:43 -0700, Ben Widawsky <ben at bwidawsk.net> wrote:
> Any feedback is highly appreciated. I couldn't really find much
> precedent for doing this in other drivers, so pointers to similar
> things would also be highly welcome.

badblocks and badram (memmap) both seem to be similar situations. A
comma-separated list works when the number is quite small, otherwise an
ioctl. Of course that requires us to be able to reprogram the cache on
the fly.

Chris Wilson, Intel Open Source Technology Centre

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