Message ID | E1fIuB4-0003pm-SW@rmk-PC.armlinux.org.uk (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 05/16/2018 04:01 AM, Russell King wrote: > Add a Kconfig symbol for CPUs which are vulnerable to the Spectre > attacks. > > Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> -- Florian
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 7f14acf67caf..8a5a1bb415c4 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -415,6 +415,7 @@ config CPU_V7 select CPU_CP15_MPU if !MMU select CPU_HAS_ASID if MMU select CPU_PABRT_V7 + select CPU_SPECTRE select CPU_THUMB_CAPABLE select CPU_TLB_V7 if MMU @@ -826,6 +827,9 @@ config CPU_BPREDICT_DISABLE help Say Y here to disable branch prediction. If unsure, say N. +config CPU_SPECTRE + bool + config TLS_REG_EMUL bool select NEED_KUSER_HELPERS
Add a Kconfig symbol for CPUs which are vulnerable to the Spectre attacks. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk> --- arch/arm/mm/Kconfig | 4 ++++ 1 file changed, 4 insertions(+)