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Groups > linux.kernel > #1737205

Re: [PATCH 1/6] mm: introduce an additional vma bit for powerpc pkey

From Balbir Singh <bsingharora@gmail.com>
Newsgroups linux.kernel
Subject Re: [PATCH 1/6] mm: introduce an additional vma bit for powerpc pkey
Date 2017-09-22 08:20 +0200
Message-ID <usptE-2Gz-7@gated-at.bofh.it> (permalink)
References <uqa5H-2Li-3@gated-at.bofh.it> <uqa5H-2Li-1@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Fri, 15 Sep 2017 18:21:05 -0700
Ram Pai <linuxram@us.ibm.com> wrote:

> Currently only 4bits are allocated in the vma flags to hold 16
> keys. This is sufficient for x86. PowerPC  supports  32  keys,
> which needs 5bits. This patch allocates an  additional bit.
> 
> Signed-off-by: Ram Pai <linuxram@us.ibm.com>
> ---

Acked-by: Balbir Singh <bsingharora@gmail.com>

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[PATCH 1/6] mm: introduce an additional vma bit for powerpc pkey Ram Pai <linuxram@us.ibm.com> - 2017-09-16 03:30 +0200
  Re: [PATCH 1/6] mm: introduce an additional vma bit for powerpc  pkey Balbir Singh <bsingharora@gmail.com> - 2017-09-22 08:20 +0200

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