[PATCH 4/4] ARM: kprobes: make more tests conditional
Nicolas Pitre
nicolas.pitre at linaro.org
Wed Aug 22 10:42:40 EDT 2012
On Wed, 22 Aug 2012, Arnd Bergmann wrote:
> The mls instruction is not available in ARMv6K or below, so we
> should make the test conditional on at least ARMv7. ldrex/strex
> are available in ARMv6K or ARMv7, which we can test by checking
> the CONFIG_CPU_32v6K symbol. Just testing for ARMv6 is not enough.
The ldrex/strex instructions are available on ARMv6. It's only the d
variants (strexd/ldrexd) which are only available from ARMv6k.
Nicolas
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