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author | Will Deacon | 2018-12-10 19:53:03 +0100 |
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committer | Will Deacon | 2018-12-10 19:53:52 +0100 |
commit | bc84a2d106beab6000223b569c3bcb9ebf49d9ec (patch) | |
tree | 41d5fee0c983a8820478c0c7e812b76be43ed07c /arch/arm64/Kconfig | |
parent | arm64: smp: Handle errors reported by the firmware (diff) | |
parent | arm64: Add configuration/documentation for Cortex-A76 erratum 1165522 (diff) | |
download | kernel-qcow2-linux-bc84a2d106beab6000223b569c3bcb9ebf49d9ec.tar.gz kernel-qcow2-linux-bc84a2d106beab6000223b569c3bcb9ebf49d9ec.tar.xz kernel-qcow2-linux-bc84a2d106beab6000223b569c3bcb9ebf49d9ec.zip |
Merge branch 'kvm/cortex-a76-erratum-1165522' into aarch64/for-next/core
Pull in KVM workaround for A76 erratum #116522.
Conflicts:
arch/arm64/include/asm/cpucaps.h
Diffstat (limited to 'arch/arm64/Kconfig')
-rw-r--r-- | arch/arm64/Kconfig | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 905ce1653e82..090f008835f5 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -504,6 +504,18 @@ config ARM64_ERRATUM_1188873 If unsure, say Y. +config ARM64_ERRATUM_1165522 + bool "Cortex-A76: Speculative AT instruction using out-of-context translation regime could cause subsequent request to generate an incorrect translation" + default y + help + This option adds work arounds for ARM Cortex-A76 erratum 1165522 + + Affected Cortex-A76 cores (r0p0, r1p0, r2p0) could end-up with + corrupted TLBs by speculating an AT instruction during a guest + context switch. + + If unsure, say Y. + config CAVIUM_ERRATUM_22375 bool "Cavium erratum 22375, 24313" default y |