From: Sascha Hauer <s.hauer@pengutronix.de>
To: Enrico Scholz <enrico.scholz@sigma-chemnitz.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 1/2] ARM: MMU: fixed dma_flush_range() call
Date: Mon, 21 Sep 2015 08:11:59 +0200 [thread overview]
Message-ID: <20150921061159.GB7858@pengutronix.de> (raw)
In-Reply-To: <1442486711-6841-1-git-send-email-enrico.scholz@sigma-chemnitz.de>
On Thu, Sep 17, 2015 at 12:45:10PM +0200, Enrico Scholz wrote:
> dma_flush_range() expects an address as second argument, not a size.
>
> Signed-off-by: Enrico Scholz <enrico.scholz@sigma-chemnitz.de>
> ---
> arch/arm/cpu/mmu.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/arch/arm/cpu/mmu.c b/arch/arm/cpu/mmu.c
> index 37bfa05..8ceb450 100644
> --- a/arch/arm/cpu/mmu.c
> +++ b/arch/arm/cpu/mmu.c
> @@ -246,7 +246,8 @@ static int arm_mmu_remap_sdram(struct memory_bank *bank)
> }
>
> dma_flush_range((unsigned long)ttb, (unsigned long)ttb + 0x4000);
> - dma_flush_range((unsigned long)ptes, num_ptes * sizeof(u32));
> + dma_flush_range((unsigned long)ptes,
> + (unsigned long)ptes + num_ptes * sizeof(u32));
Applied both, thanks
Sascha
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next prev parent reply other threads:[~2015-09-21 6:12 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-16 17:58 ARM: gcc5 causes undefined behaviour in mmu_init() Enrico Scholz
2015-09-17 10:45 ` [PATCH 1/2] ARM: MMU: fixed dma_flush_range() call Enrico Scholz
2015-09-21 6:11 ` Sascha Hauer [this message]
2015-09-17 10:45 ` [PATCH 2/2] ARM: MMU: fixed calculation of number of PTEs Enrico Scholz
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