Re: [PATCH v13 2/4] EINJ: Add CXL error type support

Dan Williams
2024-02-21T22:05:16Z

Ben Cheatham wrote:
[..]
> So, it seems like a bad idea to provide legacy access for CXL 1.0/1.1 ports
> due to this issue. CXL 2.0+ ports don't suffer from this issue though since
> they are specified by an SBDF, not a MMIO address. And looking at the code,
> it looks like EINJ error types that use an SBDF already get through the
> filter. So it doesn't look like there's actually anything to be done for
> CXL 2.0+ ports and the new interface is just a convenience feature for 2.0+
> ports.

Ok, I am on board. Continue the status quo of blocking CXL 1.1 error
injection, and let CXL 2.0 error injection be accomplished through
either interface.