Re: [PATCH v2 for-next 00/24] Migrate to hfi2 driver

[Jason Gunthorpe <jgg@ziepe.ca>]

On Sat, Jun 27, 2026 at 12:24:54PM -0400, Dennis Dalessandro wrote:
> While sharing similar bones, the chip for the Cornelis Networks next
> generation fabric technology has some fundamental differences that
> resulted in a near complete re-write of the driver. It also does not
> use the private cdev interface that the hfi1 driver exposes. After
> discussing this with the RDMA maintainers we have decided to go with
> the approach of moving to a new driver and declaring hfi1 obsolete.
> 
> It is desirable to keep hfi1 around temporarily to let user APIs
> catch up to support access through the uverbs device rather than the
> private hfi1 cdev.
> 
> This driver is designed to support future products as well.
> 
> This series applies on top of the rdma/for-next branch.
> 
> This series will be followed up to pick up any remaining changes from
> hfi1 that were not yet incorporated in our internal development tree.
> 
> Changelogs in individual patches but the highligths are as follows…

You are going to have to go through a fix the relavent sashiko
things. There sure are alot :\

https://sashiko.dev/#/patchset/178257721001.371918.6610421101075283586.stgit%40awdrv-04

Jason