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The Linux kernel configuration item CONFIG_ARM_ERRATA_751472
:
( CONFIG_CPU_V7 ) && (! CONFIG_ARCH_MULTIPLATFORM )
This option enables the workaround for the 751472 Cortex-A9 (prior to r3p0) erratum. An interrupted ICIALLUIS operation may prevent the completion of a following broadcasted operation if the second operation is received by a CPU before the ICIALLUIS has completed, potentially leading to corrupted entries in the cache or TLB.
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