On Thu, Jul 20, 2017 at 04:52:08AM -0500, Suravee Suthikulpanit wrote:
> With X86_FEATURE_TOPOEXT, current logic default to using APIC ID
> to calculate cpumask for shared_cpu_map. However, since APIC IDs
> are not guarantee to be contiguous for cores across different L3,
> such as in family17h sys
With X86_FEATURE_TOPOEXT, current logic default to using APIC ID
to calculate cpumask for shared_cpu_map. However, since APIC IDs
are not guarantee to be contiguous for cores across different L3,
such as in family17h system w/ downcore configuration.
This results in incorrect L3 shared_cpu_map.
In
2 matches
Mail list logo