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CONFIG_SCHED_OMIT_FRAME_POINTER: Single-depth WCHAN output

General informations

The Linux kernel configuration item CONFIG_SCHED_OMIT_FRAME_POINTER has multiple definitions:

found in arch/arc/Kconfig

The configuration item CONFIG_SCHED_OMIT_FRAME_POINTER:

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found in arch/ia64/Kconfig

The configuration item CONFIG_SCHED_OMIT_FRAME_POINTER:

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found in arch/m32r/Kconfig

The configuration item CONFIG_SCHED_OMIT_FRAME_POINTER:

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found in arch/mips/Kconfig

The configuration item CONFIG_SCHED_OMIT_FRAME_POINTER:

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found in arch/powerpc/Kconfig

The configuration item CONFIG_SCHED_OMIT_FRAME_POINTER:

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found in arch/s390/Kconfig

The configuration item CONFIG_SCHED_OMIT_FRAME_POINTER:

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Single-depth WCHAN output found in arch/x86/Kconfig

The configuration item CONFIG_SCHED_OMIT_FRAME_POINTER:

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Calculate simpler /proc/<PID>/wchan values. If this option is disabled then wchan values will recurse back to the caller function. This provides more accurate wchan values, at the expense of slightly more scheduling overhead.

If in doubt, say "Y".

Hardware

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