CONFIG_RSEQ_SLICE_EXTENSION: Enable rseq-based time slice extension mechanism

General informations

The Linux kernel configuration item CONFIG_RSEQ_SLICE_EXTENSION:

• prompt: Enable rseq-based time slice extension mechanism
• type: bool
• depends on: CONFIG_RSEQ && CONFIG_HIGH_RES_TIMERS && CONFIG_GENERIC_ENTRY && CONFIG_HAVE_GENERIC_TIF_BITS
• defined in init/Kconfig
• found in Linux kernels: 7.0-rc+HEAD

Help text

Allows userspace to request a limited time slice extension when returning from an interrupt to user space via the RSEQ shared data ABI. If granted, that allows to complete a critical section, so that other threads are not stuck on a conflicted resource, while the task is scheduled out.

If unsure, say N.

Hardware

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This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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