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Date: Mon, 10 Jul 2017 18:15:53 +0300
From: Igor Stoppa <>
To: Jerome Glisse <>
CC: <>, <>, <>,
        <>, <>,
        <>, <>,
        <>, <>,
        <>, <>,
        <>, <>
Subject: Re: [PATCH 1/3] Protectable memory support

On 07/07/17 21:48, Jerome Glisse wrote:

> I believe there is enough unuse field that for vmalloc pages that
> you should find one you can use. Just add some documentation in
> mm_types.h so people are aware of alternate use for the field you
> are using.

I ended up using page->private and the corresponding bit.
Because page-private is an opaque field, specifically reserved for the
allocator, I think it should not be necessary to modify mm_types.h

The reworked patch is here:

thanks, igor

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