linux/include/asm-generic/bitops/ext2-atomic-setbit.h, branch v3.12.14Linux kernel source treehttps://git.amat.us/linux/atom/include/asm-generic/bitops/ext2-atomic-setbit.h?h=v3.12.142011-07-26T23:49:46Zasm-generic: add another generic ext2 atomic bitops2011-07-26T23:49:46ZAkinobu Mitaakinobu.mita@gmail.com2011-07-26T23:09:04Zurn:sha1:148817ba092f9f6edd35bad3c6c6b8e8f90fe2ed
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>