Re: [PATCH v4] mm: remove odd HAVE_PTE_SPECIAL

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To: Laurent Dufour <ldufour@xxxxxxxxxxxxxxxxxx>
Subject: Re: [PATCH v4] mm: remove odd HAVE_PTE_SPECIAL
From: David Rientjes <rientjes@xxxxxxxxxx>
Date: Thu, 12 Apr 2018 13:46:36 -0700 (PDT)
Cc: linux-kernel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, mhocko@xxxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, x86@xxxxxxxxxx, linux-doc@xxxxxxxxxxxxxxx, linux-snps-arc@xxxxxxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-riscv@xxxxxxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, linux-sh@xxxxxxxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx, Jerome Glisse <jglisse@xxxxxxxxxx>, aneesh.kumar@xxxxxxxxxxxxxxxxxx, benh@xxxxxxxxxxxxxxxxxxx, paulus@xxxxxxxxx, Jonathan Corbet <corbet@xxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Will Deacon <will.deacon@xxxxxxx>, Yoshinori Sato <ysato@xxxxxxxxxxxxxxxxxxxx>, Rich Felker <dalias@xxxxxxxx>, "David S . Miller" <davem@xxxxxxxxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Vineet Gupta <vgupta@xxxxxxxxxxxx>, Palmer Dabbelt <palmer@xxxxxxxxxx>, Albert Ou <albert@xxxxxxxxxx>, Martin Schwidefsky <schwidefsky@xxxxxxxxxx>, Heiko Carstens <heiko.carstens@xxxxxxxxxx>, Robin Murphy <robin.murphy@xxxxxxx>, Christophe LEROY <christophe.leroy@xxxxxx>
In-reply-to: <1523533733-25437-1-git-send-email-ldufour@linux.vnet.ibm.com>
References: <20180411110936.GG23400@dhcp22.suse.cz> <1523533733-25437-1-git-send-email-ldufour@linux.vnet.ibm.com>
User-agent: Alpine 2.21 (DEB 202 2017-01-01)

On Thu, 12 Apr 2018, Laurent Dufour wrote:

> Remove the additional define HAVE_PTE_SPECIAL and rely directly on
> CONFIG_ARCH_HAS_PTE_SPECIAL.
> 
> There is no functional change introduced by this patch
> 
> Signed-off-by: Laurent Dufour <ldufour@xxxxxxxxxxxxxxxxxx>

Acked-by: David Rientjes <rientjes@xxxxxxxxxx>

References:
- Re: [PATCH v3 2/2] mm: remove odd HAVE_PTE_SPECIAL
  - From: Michal Hocko
- [PATCH v4] mm: remove odd HAVE_PTE_SPECIAL
  - From: Laurent Dufour

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