Re: [patch -mm series] ia64 specific /dev/mem handlers

From: Andi Kleen
Date: Tue Feb 22 2005 - 07:10:38 EST


Andrew Morton <akpm@xxxxxxxx> writes:
>
> Is it possible to avoid consuming a page flag?
>
> If this is an ia64-only (or 64-bit-only) thing I guess we could use bit 32.

It's not. i386 essentially has the same problem. Other architectures
likely too. We definitely need a generic solution, especially when
we're going to support PAT on i386/x86-64 better (which I hope will
happen soon)

-Andi
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