Re: [LSF/MM] CXL Boot to Bash - Section 0: ACPI and Linux Resources

[Gregory Price]

On Thu, Mar 27, 2025 at 05:34:54PM +0800, Yuquan Wang wrote:
> 
> In the future, srat.c would add one seperate NUMA node for each
> Generic Port in SRAT.
> 
> System firmware should know the performance characteristics between
> CPU/GI to the GP, and the static HMAT should include this coordinate.
> 
> Is my understanding right?
> 
> 

HMAT is static configuration data.  A GI/GP might not have its
performance data known until the device is added.  In this case, the
HMAT may only contain generic (inaccurate) information - or more likely
just nothing.  It's up to the platform vendor.

~Gregory