Messages in this thread | | | Date | Wed, 22 Aug 2012 10:42:40 -0400 (EDT) | From | Nicolas Pitre <> | Subject | Re: [PATCH 4/4] ARM: kprobes: make more tests conditional |
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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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