ARM: 7323/1: Do not allow ARM_LPAE on pre-ARMv7 architectures
authorCatalin Marinas <catalin.marinas@arm.com>
Tue, 14 Feb 2012 15:33:27 +0000 (16:33 +0100)
committerGrazvydas Ignotas <notasas@gmail.com>
Wed, 6 Feb 2013 18:32:11 +0000 (20:32 +0200)
This patch expands the Kconfig dependencies for ARM_LPAE to not allow
enabling when architectures other than ARMv7 are built into the kernel.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Reported-by: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/mm/Kconfig

index fa71e4e..a2ff6d6 100644 (file)
@@ -631,7 +631,8 @@ comment "Processor Features"
 
 config ARM_LPAE
        bool "Support for the Large Physical Address Extension"
-       depends on MMU && CPU_V7
+       depends on MMU && CPU_32v7 && !CPU_32v6 && !CPU_32v5 && \
+               !CPU_32v4 && !CPU_32v3
        help
          Say Y if you have an ARMv7 processor supporting the LPAE page
          table format and you would like to access memory beyond the