diff options
Diffstat (limited to 'arch/arm64/Kconfig')
-rw-r--r-- | arch/arm64/Kconfig | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index b10515c0200b..6062a52a084f 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -1037,6 +1037,19 @@ config ARM64_ERRATUM_2645198 If unsure, say Y. +config ARM64_ERRATUM_2966298 + bool "Cortex-A520: 2966298: workaround for speculatively executed unprivileged load" + default y + help + This option adds the workaround for ARM Cortex-A520 erratum 2966298. + + On an affected Cortex-A520 core, a speculatively executed unprivileged + load might leak data from a privileged level via a cache side channel. + + Work around this problem by executing a TLBI before returning to EL0. + + If unsure, say Y. + config CAVIUM_ERRATUM_22375 bool "Cavium erratum 22375, 24313" default y @@ -1355,6 +1368,8 @@ choice config CPU_BIG_ENDIAN bool "Build big-endian kernel" depends on !LD_IS_LLD || LLD_VERSION >= 130000 + # https://github.com/llvm/llvm-project/commit/1379b150991f70a5782e9a143c2ba5308da1161c + depends on AS_IS_GNU || AS_VERSION >= 150000 help Say Y if you plan on running a kernel with a big-endian userspace. |