CONFIG_ARM_ERRATA_857271: ARM errata: A12: CPU might deadlock under some very rare internal conditions

General informations

The Linux kernel configuration item CONFIG_ARM_ERRATA_857271:

• prompt: ARM errata: A12: CPU might deadlock under some very rare internal conditions
• type: bool
• depends on: CONFIG_CPU_V7
• defined in arch/arm/Kconfig
• found in Linux kernels: 5.3–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

This option enables the workaround for the 857271 Cortex-A12 (all revs) erratum. Under very rare timing conditions, the CPU might hang. The workaround is expected to have a < 1% performance impact.

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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