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Component ARM_ERRATA_743622

Component Type: kbuild config

Description: ARM errata: Faulty hazard checking in the Store Buffer may lead to data corruption

More info: This option enables the workaround for the 743622 Cortex-A9 (r2p*) erratum. Under very rare conditions, a faulty optimisation in the Cortex-A9 Store Buffer may lead to data corruption. This workaround sets a specific bit in the diagnostic register of the Cortex-A9 which disables the Store Buffer optimisation, preventing the defect from occurring. This has no visible impact on the overall performance or power consumption of the processor.

Build project: Kconfig (Linux kconfig) (Path: arch\arm\Kconfig )

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