diff options
Diffstat (limited to 'arch/arm64/Kconfig')
| -rw-r--r-- | arch/arm64/Kconfig | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index b6460911dd92..97cd2b9dafd4 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -435,6 +435,17 @@ config CAVIUM_ERRATUM_23154 If unsure, say Y. +config CAVIUM_ERRATUM_27456 + bool "Cavium erratum 27456: Broadcast TLBI instructions may cause icache corruption" + default y + help + On ThunderX T88 pass 1.x through 2.1 parts, broadcast TLBI + instructions may cause the icache to become corrupted if it + contains data for a non-current ASID. The fix is to + invalidate the icache when changing the mm context. + + If unsure, say Y. + endmenu |
