diff options
| author | David Woodhouse | 2005-05-03 08:14:09 +0100 |
|---|---|---|
| committer | David Woodhouse | 2005-05-03 08:14:09 +0100 |
| commit | 27b030d58c8e72fc7a95187a791bd9406e350f02 (patch) | |
| tree | ab3bab7f39a5ce5bab65578a7e08fa4dfdeb198c /arch/arm/mm/Kconfig | |
| parent | 79d20b14a0d651f15b0ef9a22b6cf12d284a6d38 (diff) | |
| parent | 6628465e33ca694bd8fd5c3cf4eb7ff9177bc694 (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/Kconfig | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 5b670c9ac5ef..007766a0644c 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -409,3 +409,17 @@ config CPU_BPREDICT_DISABLE depends on CPU_ARM1020 help Say Y here to disable branch prediction. If unsure, say N. + +config HAS_TLS_REG + bool + depends on CPU_32v6 && !CPU_32v5 && !CPU_32v4 && !CPU_32v3 + help + This selects support for the CP15 thread register. + It is defined to be available on ARMv6 or later. However + if the kernel is configured to support multiple CPUs including + a pre-ARMv6 processors, or if a given ARMv6 processor doesn't + implement the thread register for some reason, then access to + this register from user space must be trapped and emulated. + If user space is relying on the __kuser_get_tls code then + there should not be any impact. + |