CONFIG_ARM64_ERRATUM_858921: Workaround for Cortex-A73 erratum 858921

General informations

The Linux kernel configuration item CONFIG_ARM64_ERRATUM_858921:

• prompt: Workaround for Cortex-A73 erratum 858921
• type: bool
• depends on: CONFIG_ARM_ARCH_TIMER && CONFIG_ARM64
• defined in drivers/clocksource/Kconfig
• found in Linux kernels: 4.12–4.20, 5.0–5.19, 6.0–6.12

Help text

This option enables a workaround applicable to Cortex-A73 (all versions), whose counter may return incorrect values. The workaround will be dynamically enabled when an affected core is detected.

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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