forked from luck/tmp_suning_uos_patched
148817ba09
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-setbit.h and
use it wherever possible.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Suggested-by: Andreas Dilger <adilger@dilger.ca>
Suggested-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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| .. | ||
| __ffs.h | ||
| __fls.h | ||
| arch_hweight.h | ||
| atomic.h | ||
| const_hweight.h | ||
| ext2-atomic-setbit.h | ||
| ext2-atomic.h | ||
| ffs.h | ||
| ffz.h | ||
| find.h | ||
| fls.h | ||
| fls64.h | ||
| hweight.h | ||
| le.h | ||
| lock.h | ||
| non-atomic.h | ||
| sched.h | ||