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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:11:27 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:11:27 +0000 |
| commit | 34996e42f82bfd60bc2c191e5cae3c6ab233ec6c (patch) | |
| tree | 62db60558cbf089714b48daeabca82bf2b20b20e /Documentation/arch/x86/topology.rst | |
| parent | Adding debian version 6.8.12-1. (diff) | |
| download | linux-34996e42f82bfd60bc2c191e5cae3c6ab233ec6c.tar.xz linux-34996e42f82bfd60bc2c191e5cae3c6ab233ec6c.zip | |
Merging upstream version 6.9.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/arch/x86/topology.rst')
| -rw-r--r-- | Documentation/arch/x86/topology.rst | 24 |
1 files changed, 9 insertions, 15 deletions
diff --git a/Documentation/arch/x86/topology.rst b/Documentation/arch/x86/topology.rst index 08ebf9edbf..7352ab89a5 100644 --- a/Documentation/arch/x86/topology.rst +++ b/Documentation/arch/x86/topology.rst @@ -47,17 +47,21 @@ AMD nomenclature for package is 'Node'. Package-related topology information in the kernel: - - cpuinfo_x86.x86_max_cores: + - topology_num_threads_per_package() - The number of cores in a package. This information is retrieved via CPUID. + The number of threads in a package. - - cpuinfo_x86.x86_max_dies: + - topology_num_cores_per_package() - The number of dies in a package. This information is retrieved via CPUID. + The number of cores in a package. + + - topology_max_dies_per_package() + + The maximum number of dies in a package. - cpuinfo_x86.topo.die_id: - The physical ID of the die. This information is retrieved via CPUID. + The physical ID of the die. - cpuinfo_x86.topo.pkg_id: @@ -96,16 +100,6 @@ are SMT- or CMT-type threads. AMDs nomenclature for a CMT core is "Compute Unit". The kernel always uses "core". -Core-related topology information in the kernel: - - - smp_num_siblings: - - The number of threads in a core. The number of threads in a package can be - calculated by:: - - threads_per_package = cpuinfo_x86.x86_max_cores * smp_num_siblings - - Threads ======= A thread is a single scheduling unit. It's the equivalent to a logical Linux |