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CONFIG_SCHED_SMT: SMT (Hyperthreading) scheduler support

General informations

The Linux kernel configuration item CONFIG_SCHED_SMT has multiple definitions:

SMT (Hyperthreading) scheduler support found in arch/i386/Kconfig

The configuration item CONFIG_SCHED_SMT:

Help text

SMT scheduler support improves the CPU scheduler's decision making when dealing with Intel Pentium 4 chips with HyperThreading at a cost of slightly increased overhead in some places. If unsure say N here.

SMT (Hyperthreading) scheduler support found in arch/powerpc/Kconfig

The configuration item CONFIG_SCHED_SMT:

Help text

SMT scheduler support improves the CPU scheduler's decision making when dealing with POWER5 cpus at a cost of slightly increased overhead in some places. If unsure say N here.

SMT (Hyperthreading) scheduler support found in arch/ppc64/Kconfig

The configuration item CONFIG_SCHED_SMT:

Help text

SMT scheduler support improves the CPU scheduler's decision making when dealing with POWER5 cpus at a cost of slightly increased overhead in some places. If unsure say N here.

SMT (Hyperthreading) scheduler support found in arch/sparc/Kconfig

The configuration item CONFIG_SCHED_SMT:

Help text

SMT scheduler support improves the CPU scheduler's decision making when dealing with SPARC cpus at a cost of slightly increased overhead in some places. If unsure say N here.

SMT (Hyperthreading) scheduler support found in arch/sparc64/Kconfig

The configuration item CONFIG_SCHED_SMT:

Help text

SMT scheduler support improves the CPU scheduler's decision making when dealing with SPARC cpus at a cost of slightly increased overhead in some places. If unsure say N here.

SMT (Hyperthreading) scheduler support found in arch/x86/Kconfig

The configuration item CONFIG_SCHED_SMT:

Help text

SMT scheduler support improves the CPU scheduler's decision making when dealing with Intel Pentium 4 chips with HyperThreading at a cost of slightly increased overhead in some places. If unsure say N here.

SMT (Hyperthreading) scheduler support found in arch/x86_64/Kconfig

The configuration item CONFIG_SCHED_SMT:

Help text

SMT scheduler support improves the CPU scheduler's decision making when dealing with Intel Pentium 4 chips with HyperThreading at a cost of slightly increased overhead in some places. If unsure say N here.

SMT (multithreading) scheduler support found in arch/mips/Kconfig

The configuration item CONFIG_SCHED_SMT:

Help text

SMT scheduler support improves the CPU scheduler's decision making when dealing with MIPS MT enabled cores at a cost of slightly increased overhead in some places. If unsure say N here.

SMT scheduler support found in arch/arm/Kconfig

The configuration item CONFIG_SCHED_SMT:

Help text

Improves the CPU scheduler's decision making when dealing with MultiThreading at a cost of slightly increased overhead in some places. If unsure say N here.

SMT scheduler support found in arch/arm64/Kconfig

The configuration item CONFIG_SCHED_SMT:

Help text

Improves the CPU scheduler's decision making when dealing with MultiThreading at a cost of slightly increased overhead in some places. If unsure say N here.

SMT scheduler support found in arch/ia64/Kconfig

The configuration item CONFIG_SCHED_SMT:

Help text

Improves the CPU scheduler's decision making when dealing with Intel IA64 chips with MultiThreading at a cost of slightly increased overhead in some places. If unsure say N here.

Hardware

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