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From: Will Deacon <will@kernel.org>
To: chenxiang <chenxiang66@hisilicon.com>
Cc: iommu@lists.linux-foundation.org, robin.murphy@arm.com
Subject: Re: [PATCH] iommu/dma: Fix a typo in a comment
Date: Thu, 18 Mar 2021 09:34:11 +0000	[thread overview]
Message-ID: <20210318093410.GA6574@willie-the-truck> (raw)
In-Reply-To: <1616037684-59399-1-git-send-email-chenxiang66@hisilicon.com>

On Thu, Mar 18, 2021 at 11:21:24AM +0800, chenxiang wrote:
> From: Xiang Chen <chenxiang66@hisilicon.com>
> 
> Fix a type "SAC" to "DAC" in the comment of function
> iommu_dma_alloc_iova().
> 
> Signed-off-by: Xiang Chen <chenxiang66@hisilicon.com>
> ---
>  drivers/iommu/dma-iommu.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/iommu/dma-iommu.c b/drivers/iommu/dma-iommu.c
> index af765c8..3bc17ee 100644
> --- a/drivers/iommu/dma-iommu.c
> +++ b/drivers/iommu/dma-iommu.c
> @@ -443,7 +443,7 @@ static dma_addr_t iommu_dma_alloc_iova(struct iommu_domain *domain,
>  	if (domain->geometry.force_aperture)
>  		dma_limit = min(dma_limit, (u64)domain->geometry.aperture_end);
>  
> -	/* Try to get PCI devices a SAC address */
> +	/* Try to get PCI devices a DAC address */
>  	if (dma_limit > DMA_BIT_MASK(32) && dev_is_pci(dev))
>  		iova = alloc_iova_fast(iovad, iova_len,
>  				       DMA_BIT_MASK(32) >> shift, false);

This doesn't look like a typo to me... Please explain.

Will
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  reply	other threads:[~2021-03-18  9:34 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-18  3:21 [PATCH] iommu/dma: Fix a typo in a comment chenxiang
2021-03-18  9:34 ` Will Deacon [this message]
2021-03-18  9:55   ` chenxiang (M)
2021-03-18 11:01     ` Robin Murphy
2021-03-19  1:02       ` chenxiang (M)
2021-03-19 11:02         ` Robin Murphy
2021-03-22  1:01           ` chenxiang (M)

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