Re: [PATCH 4/4] ARM: kprobes: make more tests conditional

From: Arnd Bergmann
Date: Wed Aug 22 2012 - 11:19:20 EST


On Wednesday 22 August 2012, Nicolas Pitre wrote:
> 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.

Ok. How is the version below then? I haven't tested this one yet.

Arnd

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