From: m.szyprowski@samsung.com (Marek Szyprowski)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: mm: Fix dma_contiguous_reserve comment
Date: Wed, 14 Jan 2015 10:22:05 +0100 [thread overview]
Message-ID: <54B6353D.8050109@samsung.com> (raw)
In-Reply-To: <1420823548-37979-1-git-send-email-george_davis@mentor.com>
Hello,
On 2015-01-09 18:12, George G. Davis wrote:
> DMA contiguous allocations have been able to use highmem since commit
> "95b0e65 ARM: mm: don't limit default CMA region only to low memory"
> but a comment still notes the earlier "low memory" limitation. Update
> the comment to remove the low memory limitation and fix the
> s/contigouos/contiguous/ typo while we're at it.
>
> Signed-off-by: George G. Davis <george_davis@mentor.com>
Acked-by: Marek Szyprowski <m.szyprowski@samsung.com>
> ---
> arch/arm/mm/init.c | 5 +----
> 1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
> index 98ad9c7..d538dc7 100644
> --- a/arch/arm/mm/init.c
> +++ b/arch/arm/mm/init.c
> @@ -319,10 +319,7 @@ void __init arm_memblock_init(const struct machine_desc *mdesc)
>
> early_init_fdt_scan_reserved_mem();
>
> - /*
> - * reserve memory for DMA contigouos allocations,
> - * must come from DMA area inside low memory
> - */
> + /* reserve memory for DMA contiguous allocations */
> dma_contiguous_reserve(arm_dma_limit);
>
> arm_memblock_steal_permitted = false;
Best regards
--
Marek Szyprowski, PhD
Samsung R&D Institute Poland
prev parent reply other threads:[~2015-01-14 9:22 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-09 17:12 [PATCH] ARM: mm: Fix dma_contiguous_reserve comment George G. Davis
2015-01-14 9:22 ` Marek Szyprowski [this message]
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