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Date: Mon, 23 May 2016 12:01:28 +0100
From: Eric Engestrom <eric.engestrom@imgtec.com>
To: Muhammad Falak R Wani <falakreyaz@gmail.com>
CC: Sumit Semwal <sumit.semwal@linaro.org>,
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Subject: Re: [PATCH] dma-buf: use vma_pages().
Message-ID: <20160523110128.GC13596@imgtec.com>
References: <1463837013-17074-1-git-send-email-falakreyaz@gmail.com>
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On Sat, May 21, 2016 at 06:53:32PM +0530, Muhammad Falak R Wani wrote:
> Replace explicit computation of vma page count by a call to
> vma_pages()
> 
> Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
> ---

Good change, but this function is defined in mm.h
Please add:

    #include <linux/mm.h>

With that fixed:
Reviewed-by: Eric Engestrom <eric.engestrom@imgtec.com>