RE: [PATCH V13 9/9] cxl/port: Parse out DSMAS data from CDAT table

From: Dan Williams
Date: Thu Jul 14 2022 - 12:32:20 EST

ira.weiny@ wrote:
> From: Ira Weiny <ira.weiny@xxxxxxxxx>
> CXL Ports with memory devices attached need the information from the
> Device Scoped Memory Affinity Structure (DSMAS). This information is
> contained within the CDAT table buffer which is cached in the port
> device.
> If CDAT data is available, parse and cache DSMAS data from the table.
> Store this data in unmarshaled struct dsmas data structures for ease of
> use later. Ensure DSMAS headers are not malicious or ill formed so as
> to cause buffer overflow errors.

Per patch 6 the parsing needs to move to a refactored version of the
ACPI table parsing, but for now it can just be dropped.