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From:   Michael Ellerman <patch-notifications@ellerman.id.au>
To:     Michael Ellerman <mpe@ellerman.id.au>,
        Christophe Leroy <christophe.leroy@csgroup.eu>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Rui Salvaterra <rsalvaterra@gmail.com>,
        Paul Mackerras <paulus@samba.org>
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In-Reply-To: <b34706f8de87f84d135abb5f3ede6b6f16fb1f41.1589969799.git.christophe.leroy@csgroup.eu>
References: <b34706f8de87f84d135abb5f3ede6b6f16fb1f41.1589969799.git.christophe.leroy@csgroup.eu>
Subject: Re: [PATCH] Revert "powerpc/32s: reorder Linux PTE bits to better match Hash PTE bits."
Message-Id: <159067441582.2990081.4426286987662980016.b4-ty@ellerman.id.au>
Date:   Fri, 29 May 2020 00:04:40 +1000 (AEST)
Sender: linux-kernel-owner@vger.kernel.org
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On Wed, 20 May 2020 10:23:45 +0000 (UTC), Christophe Leroy wrote:
> This reverts commit 697ece78f8f749aeea40f2711389901f0974017a.
> 
> The implementation of SWAP on powerpc requires page protection
> bits to not be one of the least significant PTE bits.
> 
> Until the SWAP implementation is changed and this requirement voids,
> we have to keep at least _PAGE_RW outside of the 3 last bits.
> 
> [...]

Applied to powerpc/fixes.

[1/1] Revert "powerpc/32s: reorder Linux PTE bits to better match Hash PTE bits."
      https://git.kernel.org/powerpc/c/40bb0e904212cf7d6f041a98c58c8341b2016670

cheers