linux-kernel - Re: [v2] powerpc: fix usage of _PAGE

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Date:   Sun, 25 Sep 2016 13:00:14 +1000 (AEST)
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Christophe Leroy <christophe.leroy@....fr>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Scott Wood <oss@...error.net>
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [v2] powerpc: fix usage of _PAGE_RO in hugepage

On Mon, 2016-19-09 at 10:58:54 UTC, Christophe Leroy wrote:
> On some CPUs like the 8xx, _PAGE_RW hence _PAGE_WRITE is defined
> as 0 and _PAGE_RO has to be set when a page is not writable
> 
> _PAGE_RO is defined by default in pte-common.h, however BOOK3S/64
> doesn't include that file so _PAGE_RO has to be defined explicitly
> in book3s/64/pgtable.h
> 
> fixes: a7b9f671f2d14 ("powerpc32: adds handling of _PAGE_RO")
> Signed-off-by: Christophe Leroy <christophe.leroy@....fr>
> Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@...ux.vnet.ibm.com>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/6b8cb66a6a7cc182b47da6a0a1

cheers