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CONFIG_ARM_ERRATA_825619: ARM errata: A12: DMB NSHST/ISHST mixed ... might cause deadlock

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The Linux kernel configuration item CONFIG_ARM_ERRATA_825619:

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This option enables the workaround for the 825619 Cortex-A12 (all revs) erratum. Within rare timing constraints, executing a DMB NSHST or DMB ISHST instruction followed by a mix of Cacheable and Device/Strongly-Ordered loads and stores might cause deadlock



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