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authorDavid Woodhouse <dwmw2@shinybook.infradead.org>2005-06-18 08:36:46 +0100
committerDavid Woodhouse <dwmw2@shinybook.infradead.org>2005-06-18 08:36:46 +0100
commit0107b3cf3225aed6ddde4fa8dbcd4ed643b34f4d (patch)
tree9b9337ae627fc56a0eda43c60860765f25efaa0b /arch/arm/mm/Kconfig
parent1c3f45ab2f7f879ea482501c83899505c31f7539 (diff)
parent9ee1c939d1cb936b1f98e8d81aeffab57bae46ab (diff)
Merge with master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'arch/arm/mm/Kconfig')
-rw-r--r--arch/arm/mm/Kconfig15
1 files changed, 8 insertions, 7 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 48bac7da8c7..3fefb43c67f 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -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.
+