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/optee_os/core/arch/arm/kernel/
H A Dthread_a32.S4051194027586b9b9b2f8cdc01285e3d2393cb41 Mon Jan 08 09:29:48 UTC 2018 Jens Wiklander <jens.wiklander@linaro.org> core: arm32: thread: invalidate branch predictor

If build with CFG_CORE_WORKAROUND_SPECTRE_BP_SEC=y invalidate branch
predictor on all secure world exceptions.

Fixes CVE-2017-5715

Tested-by: Jerome Forissier <jerome.forissier@linaro.org> (HiKey)
Tested-by: Jerome Forissier <jerome.forissier@linaro.org> (HiKey960)
Reviewed-by: Jerome Forissier <jerome.forissier@linaro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
/optee_os/core/arch/arm/
H A Darm.mk4051194027586b9b9b2f8cdc01285e3d2393cb41 Mon Jan 08 09:29:48 UTC 2018 Jens Wiklander <jens.wiklander@linaro.org> core: arm32: thread: invalidate branch predictor

If build with CFG_CORE_WORKAROUND_SPECTRE_BP_SEC=y invalidate branch
predictor on all secure world exceptions.

Fixes CVE-2017-5715

Tested-by: Jerome Forissier <jerome.forissier@linaro.org> (HiKey)
Tested-by: Jerome Forissier <jerome.forissier@linaro.org> (HiKey960)
Reviewed-by: Jerome Forissier <jerome.forissier@linaro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>