Re: [PATCH v3 08/10] iommu/vt-d: Check whether device requires bounce buffer

[Konrad Rzeszutek Wilk]

On Tue, Apr 23, 2019 at 03:35:51PM +0800, Lu Baolu wrote:
> Hi,
> 
> On 4/23/19 2:08 PM, Christoph Hellwig wrote:
> > > > Again, this and the option should not be in a specific iommu driver.
> > > > 
> > > 
> > > The option of whether bounce is ignored should be in the specific iommu
> > > driver.
> > 
> > Why?  As a user I could not care less which IOMMU driver my particular
> > system uses.
> > 
> 
> Looks reasonable to me. Let's listen to more opinions.

I agree with Christoph here.
> 
> Best regards,
> Lu Baolu