On Tuesday 08 February 2011, Dave Martin wrote:
> CFLAGS_cpu_specific_object.o += -march=armv7-a
>
> Whether it's safe to do it depends on whether code from that file
> could ever get run on other processors. I'm not so sure of the answer
> to that..., but perhaps someone else has a better idea.
We already do this a lot from arch/arm/mm/Makefile, and those
files are typically just one function per file, so they can easily
be proven to be safe that way.
Arnd
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