ira.weiny@ wrote: > From: Ira Weiny <ira.weiny@xxxxxxxxx> > > The CDAT data is protected by a checksum and should be the proper > length. > > Introduce cxl_cdat_valid() to validate the data. While at it check and > store the sequence number. I am going to drop this one. Userspace can determine validity when it parses it. When the kernel grows a CDAT parser it will rely on the standard validation of ACPI-table-like structures from a future __acpi_table_parse_entries() derivative for this purpose.