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-rw-r--r--arch/arm/mm/Kconfig17
1 files changed, 9 insertions, 8 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 48bac7d..95606b4 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -62,7 +62,7 @@ config CPU_ARM720T
# ARM920T
config CPU_ARM920T
bool "Support ARM920T processor" if !ARCH_S3C2410
- depends on ARCH_INTEGRATOR || ARCH_S3C2410 || ARCH_IMX
+ depends on ARCH_INTEGRATOR || ARCH_S3C2410 || ARCH_IMX || ARCH_AAEC2000
default y if ARCH_S3C2410
select CPU_32v4
select CPU_ABRT_EV4T
@@ -228,7 +228,6 @@ config CPU_SA1100
select CPU_CACHE_V4WB
select CPU_CACHE_VIVT
select CPU_TLB_V4WB
- select CPU_MINICACHE
# XScale
config CPU_XSCALE
@@ -239,7 +238,6 @@ config CPU_XSCALE
select CPU_ABRT_EV5T
select CPU_CACHE_VIVT
select CPU_TLB_V4WBI
- select CPU_MINICACHE
# ARMv6
config CPU_V6
@@ -345,11 +343,6 @@ config CPU_TLB_V4WBI
config CPU_TLB_V6
bool
-config CPU_MINICACHE
- bool
- help
- Processor has a minicache.
-
comment "Processor Features"
config ARM_THUMB
@@ -429,3 +422,11 @@ config HAS_TLS_REG
assume directly accessing that register and always obtain the
expected value only on ARMv7 and above.
+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.
+ It is just not possible.
+
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