>> If the firmware didn't provide the SRAT/SLIT on ACPI based systems, then >> there will be a message "Failed to initialise from firmware" from >> arch_acpi_numa_init(). This is not specific to RISC-V. But I am >> wondering why should it be pr_info instead of pr_debug. >> > > My understanding is maybe it just wants to expose explicit logs to > avoid any potential bugs from FW or Kernel. There are lots of ACPI enabled systems that aren't NUMA (single socket servers, desktops, laptops). Making this "pr_info()" would just add noise to the boot on all of those. -Tony