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[ARM] select TLS_REG_EMUL and NEEDS_SYSCALL_FOR_CMPXCHG

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Rather than having a growing dependency line, use select to set
these configuration symbols.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2006-03-16 14:52:33 +00:00 committed by Russell King
parent 74945c8616
commit 48fa14f761
1 changed files with 6 additions and 2 deletions
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8
arch/arm/mm/Kconfig
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@ -266,12 +266,18 @@ config CPU_32v6K
# This defines the compiler instruction set which depends on the machine type.
config CPU_32v3
bool
select TLS_REG_EMUL if SMP
select NEEDS_SYSCALL_FOR_CMPXCHG if SMP
config CPU_32v4
bool
select TLS_REG_EMUL if SMP
select NEEDS_SYSCALL_FOR_CMPXCHG if SMP
config CPU_32v5
bool
select TLS_REG_EMUL if SMP
select NEEDS_SYSCALL_FOR_CMPXCHG if SMP
config CPU_32v6
bool
@ -417,7 +423,6 @@ config CPU_BPREDICT_DISABLE
config TLS_REG_EMUL
bool
default y if SMP && (CPU_32v5 || CPU_32v4 || CPU_32v3)
help
An SMP system using a pre-ARMv6 processor (there are apparently
a few prototypes like that in existence) and therefore access to
@ -436,7 +441,6 @@ config HAS_TLS_REG
config NEEDS_SYSCALL_FOR_CMPXCHG
bool
default y if SMP && (CPU_32v5 || CPU_32v4 || CPU_32v3)
help
SMP on a pre-ARMv6 processor? Well OK then.
Forget about fast user space cmpxchg support.