Re: [PATCH v3 03/11] arm64: Consider stack randomization for mmap base only when necessary

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To: Alexandre Ghiti <alex@xxxxxxxx>
Subject: Re: [PATCH v3 03/11] arm64: Consider stack randomization for mmap base only when necessary
From: Christoph Hellwig <hch@xxxxxx>
Date: Mon, 22 Apr 2019 21:53:41 +0200
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxx>, Russell King <linux@xxxxxxxxxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Will Deacon <will.deacon@xxxxxxx>, Ralf Baechle <ralf@xxxxxxxxxxxxxx>, Paul Burton <paul.burton@xxxxxxxx>, James Hogan <jhogan@xxxxxxxxxx>, Palmer Dabbelt <palmer@xxxxxxxxxx>, Albert Ou <aou@xxxxxxxxxxxxxxxxx>, Alexander Viro <viro@xxxxxxxxxxxxxxxxxx>, Luis Chamberlain <mcgrof@xxxxxxxxxx>, Kees Cook <keescook@xxxxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-mips@xxxxxxxxxxxxxxx, linux-riscv@xxxxxxxxxxxxxxxxxxx, linux-fsdevel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx
In-reply-to: <20190417052247.17809-4-alex@ghiti.fr>
References: <20190417052247.17809-1-alex@ghiti.fr> <20190417052247.17809-4-alex@ghiti.fr>
User-agent: Mutt/1.5.17 (2007-11-01)

On Wed, Apr 17, 2019 at 01:22:39AM -0400, Alexandre Ghiti wrote:
> Do not offset mmap base address because of stack randomization if
> current task does not want randomization.
> 
> Signed-off-by: Alexandre Ghiti <alex@xxxxxxxx>

Looks good,

Reviewed-by: Christoph Hellwig <hch@xxxxxx>

References:
- [PATCH v3 00/11] Provide generic top-down mmap layout functions
  - From: Alexandre Ghiti
- [PATCH v3 03/11] arm64: Consider stack randomization for mmap base only when necessary
  - From: Alexandre Ghiti

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