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[6/8] ARM: Make CONFIG_CPU_V7 valid for 32bit ARMv8 implementations

Message ID 20230126204444.2204061-7-zalbassam@google.com (mailing list archive)
State New, archived
Headers show
Series perf: arm: Make PMUv3 driver available for aarch32 | expand

Commit Message

Zaid Al-Bassam Jan. 26, 2023, 8:44 p.m. UTC 
From: Marc Zyngier <marc.zyngier@arm.com>

ARMv8 is a superset of ARMv7, and all the ARMv8 features are
discoverable with a set of ID registers. It means that we can
use CPU_V7 to guard ARMv8 features at compile time.

This commit simply amends the CPU_V7 configuration symbol comment
to reflect that CPU_V7 also covers ARMv8.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Zaid Al-Bassam <zalbassam@google.com>
---
 arch/arm/mm/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index e949e84a2dec..b77f4a0d9072 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -403,7 +403,7 @@  config CPU_V6K
 	select CPU_THUMB_CAPABLE
 	select CPU_TLB_V6 if MMU
 
-# ARMv7
+# ARMv7 and ARMv8 architectures
 config CPU_V7
 	bool
 	select CPU_32v6K