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From: bsingharora@gmail.com (Balbir Singh)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC 1/5] powerpc: Rename context.vdso_base to context.vdso
Date: Mon, 2 May 2016 11:05:25 +1000	[thread overview]
Message-ID: <5726A7D5.7030305@gmail.com> (raw)
In-Reply-To: <1461856737-17071-2-git-send-email-cov@codeaurora.org>



On 29/04/16 01:18, Christopher Covington wrote:
> In order to share remap and unmap support for the VDSO with other
> architectures without duplicating the code, we need a common name and type
> for the address of the VDSO. An informal survey of the architectures
> indicates unsigned long vdso is popular. Change the variable name in
> powerpc from mm->context.vdso_base to simply mm->context.vdso.
> 

Could you please provide additional details on why the remap/unmap operations are required?
This patch does rename, but should it abstract via a function acesss to vmap field using arch_* operations? Not sure

Balbir Singh

  reply	other threads:[~2016-05-02  1:05 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-25 12:49 [PATCH] arm64: Support VDSO remapping Christopher Covington
2015-12-02 12:19 ` Will Deacon
2015-12-03 18:05   ` Christopher Covington
2016-04-28 15:18   ` VDSO unmap and remap support for additional architectures Christopher Covington
2016-04-28 15:18     ` [RFC 1/5] powerpc: Rename context.vdso_base to context.vdso Christopher Covington
2016-05-02  1:05       ` Balbir Singh [this message]
2016-05-04 21:21         ` Christopher Covington
2016-04-28 15:18     ` [RFC 2/5] mm/powerpc: Make VDSO unmap generic Christopher Covington
2016-04-28 15:18     ` [RFC 3/5] mm/powerpc: Make VDSO remap generic Christopher Covington
2016-04-28 15:18     ` [RFC 4/5] arm64: Use unsigned long for vdso Christopher Covington
2016-04-28 15:18     ` [RFC 5/5] arm64: Gain VDSO unmap and remap powers Christopher Covington
2016-04-28 18:53     ` VDSO unmap and remap support for additional architectures Andy Lutomirski
2016-04-29 13:22       ` Christopher Covington
2016-04-29 13:55         ` Dmitry Safonov
2016-05-03 21:37           ` Christopher Covington

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