Re: [PATCH 2/2] dma-mapping: clearly mark DMA ops as an architecture feature

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To: Andreas Larsson <andreas@xxxxxxxxxxx>
Subject: Re: [PATCH 2/2] dma-mapping: clearly mark DMA ops as an architecture feature
From: Christoph Hellwig <hch@xxxxxx>
Date: Thu, 29 Aug 2024 06:30:27 +0200
Cc: Christoph Hellwig <hch@xxxxxx>, iommu@xxxxxxxxxxxxxxx, Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>, Robin Murphy <robin.murphy@xxxxxxx>, Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>, Bingbu Cao <bingbu.cao@xxxxxxxxx>, "Michael S . Tsirkin" <mst@xxxxxxxxxx>, Jason Wang <jasowang@xxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, linux-alpha@xxxxxxxxxxxxxxx, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-mips@xxxxxxxxxxxxxxx, linux-parisc@xxxxxxxxxxxxxxx, linuxppc-dev@xxxxxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, sparclinux@xxxxxxxxxxxxxxx, linux-media@xxxxxxxxxxxxxxx, virtualization@xxxxxxxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, Thomas Gleixner <tglx@xxxxxxxxxxxxx>
In-reply-to: <12a0f286-3114-4dac-8b75-3a638d9c8635@gaisler.com>
References: <20240828061104.1925127-1-hch@lst.de> <20240828061104.1925127-3-hch@lst.de> <12a0f286-3114-4dac-8b75-3a638d9c8635@gaisler.com>
User-agent: Mutt/1.5.17 (2007-11-01)

On Wed, Aug 28, 2024 at 08:21:14AM +0200, Andreas Larsson wrote:
> On 2024-08-28 08:10, Christoph Hellwig wrote:
> > --- a/drivers/xen/Kconfig
> > +++ b/drivers/xen/Kconfig
> > @@ -177,8 +177,8 @@ config XEN_GRANT_DMA_ALLOC
> >  
> >  config SWIOTLB_XEN
> >  	def_bool y
> > +	depends on ARCH_DMA_OPS
> 
> Rename to ARCH_HAS_DMA_OPS in v2 is missing here

Thanks,

I've fixed this up locally now.

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References:
- clearly mark DMA_OPS support as an architecture feature v2
  - From: Christoph Hellwig
- [PATCH 2/2] dma-mapping: clearly mark DMA ops as an architecture feature
  - From: Christoph Hellwig
- Re: [PATCH 2/2] dma-mapping: clearly mark DMA ops as an architecture feature
  - From: Andreas Larsson

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