diff options
| author | Akinobu Mita <akinobu.mita@gmail.com> | 2011-07-27 03:09:04 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-27 03:49:46 +0400 |
| commit | 148817ba092f9f6edd35bad3c6c6b8e8f90fe2ed (patch) | |
| tree | 75cc7df62c9713bc1a44738026878a79653faa38 /arch/ia64 | |
| parent | b2c9cd3793e5878e301ec2219785a7b8ca402ef1 (diff) | |
| download | linux-148817ba092f9f6edd35bad3c6c6b8e8f90fe2ed.tar.xz | |
asm-generic: add another generic ext2 atomic bitops
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>
Diffstat (limited to 'arch/ia64')
| -rw-r--r-- | arch/ia64/include/asm/bitops.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/ia64/include/asm/bitops.h b/arch/ia64/include/asm/bitops.h index b76f7e009218..8e20bff39f79 100644 --- a/arch/ia64/include/asm/bitops.h +++ b/arch/ia64/include/asm/bitops.h @@ -458,8 +458,7 @@ static __inline__ unsigned long __arch_hweight64(unsigned long x) #include <asm-generic/bitops/le.h> -#define ext2_set_bit_atomic(l,n,a) test_and_set_bit(n,a) -#define ext2_clear_bit_atomic(l,n,a) test_and_clear_bit(n,a) +#include <asm-generic/bitops/ext2-atomic-setbit.h> #include <asm-generic/bitops/sched.h> |