Re: [PATCH] x86: create array based interface to change page attribute

[Dave Airlie]

On Mon, Mar 31, 2008 at 5:25 PM, Andi Kleen <andi@xxxxxxxxxxxxxx> wrote:
> Dave Airlie <airlied@xxxxxxxxxx> writes:
>  >
>  > +#define CPA_FLUSHTLB 1
>  > +#define CPA_ARRAY 2
>
>  I don't think CPA_ARRAY should be a separate case. Rather single
>  page flushing should be an array with only a single entry. pageattr
>  is already very complex, no need to make add more special cases.

I thought about this but the current interface takes a start address
and number of pages from that point to cpa,
the array interface takes an array of page sized pages.

I don't really think we need to generate an array in the first case
with all the pages in it..

Dave.
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