diff options
| author | Russell King <rmk+kernel@armlinux.org.uk> | 2018-10-15 11:31:59 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-10-18 09:16:26 +0200 |
| commit | c0f64070a310c9f9c948841c0ec7a9635ad8c08d (patch) | |
| tree | 4b606fdf07c94584a8fb2c4443a1fb6130918ed1 /arch/arm/mm | |
| parent | 0d5360ee15e98cb04ee98b92a90b99cfd3e154a3 (diff) | |
ARM: spectre: add Kconfig symbol for CPUs vulnerable to Spectre
Commit c58d237d0852a57fde9bc2c310972e8f4e3d155d upstream.
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>
Boot-tested-by: Tony Lindgren <tony@atomide.com>
Reviewed-by: Tony Lindgren <tony@atomide.com>
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: David A. Long <dave.long@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm/mm')
| -rw-r--r-- | arch/arm/mm/Kconfig | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index fd9077a74fce..575e11d91d8a 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 if MMU 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 |