Re: summary of current vfio mdev upstreaming status

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On Thu, Sep 29, 2016 at 04:55:39PM +0800, Jike Song wrote:
> Hi all,
> 
> In order to have a clear understanding about the VFIO mdev upstreaming
> status, I'd like to summarize it. Please share your opinions on this,
> and correct my misunderstandings.
> 
> The whole vfio mdev series can be logically divided into several parts,
> they work together to provide the mdev support.
> 
> 
> 
> PART 1: mdev core driver
> 
> 	[task]
> 		-	the mdev bus/device support
> 		-	the utilities of mdev lifecycle management
> 		-	the physical device register/unregister interfaces
> 
> 	[status]
> 		-	basically agreed by community
> 
> 
> PART 2: vfio bus driver for mdev
> 
> 	[task]
> 		-	interfaces with vendor drivers
> 		-	the vfio bus implementation
> 
> 	[status]
> 
> 		-	basically agreed by community
> 
> 
> PART 3: iommu support for mdev
> 
> 	[task]
> 		-	iommu support for mdev
> 
> 	[status]
> 		-	Kirti's v7 implementation, not yet fully reviewed
> 
> 
> PART 4: sysfs interfaces for mdev
> 
> 	[task]
> 		-	define the hierarchy of minimal sysfs directories/files
> 		-	check the validity from vendor drivers, init/de-init them
> 	[status]
> 		-	interfaces are in discussion
> 
> 
> PART 6: Documentation
> 
> 	[task]
> 		-	clearly document the architecture and interfaces
> 		-	coding example for vendor drivers
> 
> 	[status]
> 		-	N/A
>

IMHO documentation should really be near the front as that's spelling out
the design. The implementation patches are then reviewed in reference to
the design documentation.

Regards,
Daniel
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