diff options
| author | Jiri Kosina <jkosina@suse.cz> | 2022-01-10 09:56:57 +0100 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2022-01-10 09:56:57 +0100 |
| commit | 3551a3ff8229e15d2a4b47b8234923bc72da65ef (patch) | |
| tree | a62465753397b0268529a5d0b9ab43a8840069ad /arch/x86/kernel | |
| parent | 906095af85e8b2e53ee9f8c50b3dff365aa09df8 (diff) | |
| parent | 33a5c2793451770cb6dcf0cc35c76cfd4b045513 (diff) | |
Merge branch 'for-5.17/letsketch' into for-linus
- new driver to support for LetSketch device (Hans de Goede)
Diffstat (limited to 'arch/x86/kernel')
| -rw-r--r-- | arch/x86/kernel/smpboot.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index ac2909f0cab3..617012f4619f 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -579,6 +579,17 @@ static struct sched_domain_topology_level x86_numa_in_package_topology[] = { { NULL, }, }; +static struct sched_domain_topology_level x86_hybrid_topology[] = { +#ifdef CONFIG_SCHED_SMT + { cpu_smt_mask, x86_smt_flags, SD_INIT_NAME(SMT) }, +#endif +#ifdef CONFIG_SCHED_MC + { cpu_coregroup_mask, x86_core_flags, SD_INIT_NAME(MC) }, +#endif + { cpu_cpu_mask, SD_INIT_NAME(DIE) }, + { NULL, }, +}; + static struct sched_domain_topology_level x86_topology[] = { #ifdef CONFIG_SCHED_SMT { cpu_smt_mask, x86_smt_flags, SD_INIT_NAME(SMT) }, @@ -1469,8 +1480,11 @@ void __init native_smp_cpus_done(unsigned int max_cpus) calculate_max_logical_packages(); + /* XXX for now assume numa-in-package and hybrid don't overlap */ if (x86_has_numa_in_package) set_sched_topology(x86_numa_in_package_topology); + if (cpu_feature_enabled(X86_FEATURE_HYBRID_CPU)) + set_sched_topology(x86_hybrid_topology); nmi_selftest(); impress_friends(); |