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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-01-17 15:53:56 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-02-02 21:23:30 +0000 |
| commit | 8762df4d5c5462bea8ad0f76473f39e9ce9b8662 (patch) | |
| tree | 3c9d2d8727cf8e378fbc7288ba80496fbd8cee20 /arch | |
| parent | 37bc618fe2689a7f8de8fac82e72b00ecea4d43d (diff) | |
| download | linux-stable-8762df4d5c5462bea8ad0f76473f39e9ce9b8662.tar.gz linux-stable-8762df4d5c5462bea8ad0f76473f39e9ce9b8662.tar.bz2 linux-stable-8762df4d5c5462bea8ad0f76473f39e9ce9b8662.zip | |
ARM: v6k: use CPU domain feature if we include support for arch < ARMv6K
Rather than turning off CPU domain switching when the build architecture
includes ARMv6K, thereby causing problems for ARMv6-supporting kernels,
turn it on when it's required to support a CPU architecture.
Acked-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Acked-by: Tony Lindgren <tony@atomide.com>
Tested-by: Sourav Poddar <sourav.poddar@ti.com>
Tested-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mm/Kconfig | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 22a3f4ad6ae5..29215f5f11b2 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -435,25 +435,30 @@ config CPU_32v3 bool select TLS_REG_EMUL if SMP || !MMU select NEEDS_SYSCALL_FOR_CMPXCHG if SMP + select CPU_USE_DOMAINS if MMU config CPU_32v4 bool select TLS_REG_EMUL if SMP || !MMU select NEEDS_SYSCALL_FOR_CMPXCHG if SMP + select CPU_USE_DOMAINS if MMU config CPU_32v4T bool select TLS_REG_EMUL if SMP || !MMU select NEEDS_SYSCALL_FOR_CMPXCHG if SMP + select CPU_USE_DOMAINS if MMU config CPU_32v5 bool select TLS_REG_EMUL if SMP || !MMU select NEEDS_SYSCALL_FOR_CMPXCHG if SMP + select CPU_USE_DOMAINS if MMU config CPU_32v6 bool select TLS_REG_EMUL if !CPU_32v6K && !MMU + select CPU_USE_DOMAINS if CPU_V6 && MMU config CPU_32v6K bool "Support ARM V6K processor extensions" if !SMP @@ -620,8 +625,6 @@ config CPU_CP15_MPU config CPU_USE_DOMAINS bool - depends on MMU - default y if !CPU_32v6K help This option enables or disables the use of domain switching via the set_fs() function. |