Re: [PATCH] Make LIST_POISON less deadly

From: Andi Kleen
Date: Tue May 20 2008 - 07:49:50 EST



> Makes sense. I'll send out v3.
>
> Is there a similar range on i386?

Don't think so. Address space is too precious here.

What you could probably do is to unmap one fixed page in some range
that is always split to 4K pages anyways and use that. Perhaps somewhere
in the 640k-1MB range. But if you're unlucky this might require a
variable, not a constant.

-Andi
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