linux-kernel - Re: [PATCH] arm64: mm: only initialize swiotlb when necessary

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Date:	Wed, 8 Jun 2016 13:13:56 +0100
From:	Catalin Marinas <catalin.marinas@....com>
To:	Jisheng Zhang <jszhang@...vell.com>
Cc:	will.deacon@....com, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] arm64: mm: only initialize swiotlb when necessary

On Wed, Jun 08, 2016 at 03:53:46PM +0800, Jisheng Zhang wrote:
> --- a/arch/arm64/mm/dma-mapping.c
> +++ b/arch/arm64/mm/dma-mapping.c
> @@ -19,6 +19,7 @@
>  
>  #include <linux/gfp.h>
>  #include <linux/acpi.h>
> +#include <linux/bootmem.h>
>  #include <linux/export.h>
>  #include <linux/slab.h>
>  #include <linux/genalloc.h>

Why is this include needed?

-- 
Catalin