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author | Jiri Kosina <jkosina@suse.cz> | 2011-04-26 10:22:15 +0200 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2011-04-26 10:22:59 +0200 |
commit | 07f9479a40cc778bc1462ada11f95b01360ae4ff (patch) | |
tree | 0676cf38df3844004bb3ebfd99dfa67a4a8998f5 /arch/m68k/include/asm/bitops_no.h | |
parent | 9d5e6bdb3013acfb311ab407eeca0b6a6a3dedbf (diff) | |
parent | cd2e49e90f1cae7726c9a2c54488d881d7f1cd1c (diff) | |
download | lwn-07f9479a40cc778bc1462ada11f95b01360ae4ff.tar.gz lwn-07f9479a40cc778bc1462ada11f95b01360ae4ff.zip |
Merge branch 'master' into for-next
Fast-forwarded to current state of Linus' tree as there are patches to be
applied for files that didn't exist on the old branch.
Diffstat (limited to 'arch/m68k/include/asm/bitops_no.h')
-rw-r--r-- | arch/m68k/include/asm/bitops_no.h | 32 |
1 files changed, 20 insertions, 12 deletions
diff --git a/arch/m68k/include/asm/bitops_no.h b/arch/m68k/include/asm/bitops_no.h index 9d3cbe5fad1e..7d3779fdc5b6 100644 --- a/arch/m68k/include/asm/bitops_no.h +++ b/arch/m68k/include/asm/bitops_no.h @@ -196,7 +196,19 @@ static __inline__ int __test_bit(int nr, const volatile unsigned long * addr) #include <asm-generic/bitops/hweight.h> #include <asm-generic/bitops/lock.h> -static __inline__ int ext2_set_bit(int nr, volatile void * addr) +#define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7) + +static inline void __set_bit_le(int nr, void *addr) +{ + __set_bit(nr ^ BITOP_LE_SWIZZLE, addr); +} + +static inline void __clear_bit_le(int nr, void *addr) +{ + __clear_bit(nr ^ BITOP_LE_SWIZZLE, addr); +} + +static inline int __test_and_set_bit_le(int nr, volatile void *addr) { char retval; @@ -215,7 +227,7 @@ static __inline__ int ext2_set_bit(int nr, volatile void * addr) return retval; } -static __inline__ int ext2_clear_bit(int nr, volatile void * addr) +static inline int __test_and_clear_bit_le(int nr, volatile void *addr) { char retval; @@ -238,7 +250,7 @@ static __inline__ int ext2_clear_bit(int nr, volatile void * addr) ({ \ int ret; \ spin_lock(lock); \ - ret = ext2_set_bit((nr), (addr)); \ + ret = __test_and_set_bit_le((nr), (addr)); \ spin_unlock(lock); \ ret; \ }) @@ -247,12 +259,12 @@ static __inline__ int ext2_clear_bit(int nr, volatile void * addr) ({ \ int ret; \ spin_lock(lock); \ - ret = ext2_clear_bit((nr), (addr)); \ + ret = __test_and_clear_bit_le((nr), (addr)); \ spin_unlock(lock); \ ret; \ }) -static __inline__ int ext2_test_bit(int nr, const volatile void * addr) +static inline int test_bit_le(int nr, const volatile void *addr) { char retval; @@ -271,10 +283,10 @@ static __inline__ int ext2_test_bit(int nr, const volatile void * addr) return retval; } -#define ext2_find_first_zero_bit(addr, size) \ - ext2_find_next_zero_bit((addr), (size), 0) +#define find_first_zero_bit_le(addr, size) \ + find_next_zero_bit_le((addr), (size), 0) -static __inline__ unsigned long ext2_find_next_zero_bit(void *addr, unsigned long size, unsigned long offset) +static inline unsigned long find_next_zero_bit_le(void *addr, unsigned long size, unsigned long offset) { unsigned long *p = ((unsigned long *) addr) + (offset >> 5); unsigned long result = offset & ~31UL; @@ -324,10 +336,6 @@ found_middle: return result + ffz(__swab32(tmp)); } -#define ext2_find_next_bit(addr, size, off) \ - generic_find_next_le_bit((unsigned long *)(addr), (size), (off)) -#include <asm-generic/bitops/minix.h> - #endif /* __KERNEL__ */ #include <asm-generic/bitops/fls.h> |