On Wednesday 01 June 2011, Akinobu Mita wrote:
> The majority of architectures implement ext2 atomic bitops as
> test_and_{set,clear}_bit() without spinlock.
>
> This adds this type of generic implementation in ext2-atomic.h and
> use it wherever possible.
The idea sounds really good, but I'm trying to keep the number of
ARCH_* macros low. How about instead providing a new
asm-generic/bitops/ext2-atomic-setbit.h or similar?
Each architecture can then include either the spinlock or the
atomic bitop based version.
Arnd
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