Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [PATCH] asm-generic: add another generic ext2 atomic bitops | Date | Fri, 3 Jun 2011 18:00:22 +0200 |
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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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