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Date:   Tue, 4 Apr 2017 05:02:44 -0700
From:   Matthew Wilcox <willy@...radead.org>
To:     Anshuman Khandual <khandual@...ux.vnet.ibm.com>
Cc:     linux-kernel@...r.kernel.org, linux-mm@...ck.org, mhocko@...e.com,
        vbabka@...e.cz, mgorman@...e.de, bsingharora@...il.com,
        akpm@...ux-foundation.org
Subject: Re: [PATCH] mm/mmap: Replace SHM_HUGE_MASK with MAP_HUGE_MASK inside
 mmap_pgoff

On Tue, Apr 04, 2017 at 10:26:35AM +0530, Anshuman Khandual wrote:
> The commit 091d0d55b286 ("shm: fix null pointer deref when userspace
> specifies invalid hugepage size") had replaced MAP_HUGE_MASK with
> SHM_HUGE_MASK. Though both of them contain the same numeric value of
> 0x3f, MAP_HUGE_MASK flag sounds more appropriate than the other one
> in the context. Hence change it back.
> 
> Acked-by: Balbir Singh <bsingharora@...il.com>
> Acked-by: Michal Hocko <mhocko@...e.com>
> Signed-off-by: Anshuman Khandual <khandual@...ux.vnet.ibm.com>

Reviewed-by: Matthew Wilcox <mawilcox@...rosoft.com>

We had a more extensive version of this last week ...

https://lkml.org/lkml/2017/3/28/1005

I'm fine with this minor fix going in by itself.

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