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asm-generic: rename generic little-endian bitops functions
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As a preparation for providing little-endian bitops for all architectures,
This renames generic implementation of little-endian bitops.  (remove
"generic_" prefix and postfix "_le")

s/generic_find_next_le_bit/find_next_bit_le/
s/generic_find_next_zero_le_bit/find_next_zero_bit_le/
s/generic_find_first_zero_le_bit/find_first_zero_bit_le/
s/generic___test_and_set_le_bit/__test_and_set_bit_le/
s/generic___test_and_clear_le_bit/__test_and_clear_bit_le/
s/generic_test_le_bit/test_bit_le/
s/generic___set_le_bit/__set_bit_le/
s/generic___clear_le_bit/__clear_bit_le/
s/generic_test_and_set_le_bit/test_and_set_bit_le/
s/generic_test_and_clear_le_bit/test_and_clear_bit_le/

Signed-off-by: Akinobu Mita <[email protected]>
Acked-by: Arnd Bergmann <[email protected]>
Acked-by: Hans-Christian Egtvedt <[email protected]>
Cc: Geert Uytterhoeven <[email protected]>
Cc: Roman Zippel <[email protected]>
Cc: Andreas Schwab <[email protected]>
Cc: Greg Ungerer <[email protected]>
Cc: Benjamin Herrenschmidt <[email protected]>
Cc: Paul Mackerras <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
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mita authored and torvalds committed Mar 24, 2011
1 parent 63ab595 commit c4945b9
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Showing 9 changed files with 46 additions and 46 deletions.
4 changes: 2 additions & 2 deletions arch/avr32/kernel/avr32_ksyms.c
Original file line number Diff line number Diff line change
Expand Up @@ -58,8 +58,8 @@ EXPORT_SYMBOL(find_first_zero_bit);
EXPORT_SYMBOL(find_next_zero_bit);
EXPORT_SYMBOL(find_first_bit);
EXPORT_SYMBOL(find_next_bit);
EXPORT_SYMBOL(generic_find_next_le_bit);
EXPORT_SYMBOL(generic_find_next_zero_le_bit);
EXPORT_SYMBOL(find_next_bit_le);
EXPORT_SYMBOL(find_next_zero_bit_le);

/* I/O primitives (lib/io-*.S) */
EXPORT_SYMBOL(__raw_readsb);
Expand Down
4 changes: 2 additions & 2 deletions arch/avr32/lib/findbit.S
Original file line number Diff line number Diff line change
Expand Up @@ -123,7 +123,7 @@ ENTRY(find_next_bit)
brgt 1b
retal r11

ENTRY(generic_find_next_le_bit)
ENTRY(find_next_bit_le)
lsr r8, r10, 5
sub r9, r11, r10
retle r11
Expand Down Expand Up @@ -153,7 +153,7 @@ ENTRY(generic_find_next_le_bit)
brgt 1b
retal r11

ENTRY(generic_find_next_zero_le_bit)
ENTRY(find_next_zero_bit_le)
lsr r8, r10, 5
sub r9, r11, r10
retle r11
Expand Down
8 changes: 4 additions & 4 deletions arch/m68k/include/asm/bitops_mm.h
Original file line number Diff line number Diff line change
Expand Up @@ -366,9 +366,9 @@ static inline int minix_test_bit(int nr, const void *vaddr)
#define ext2_clear_bit(nr, addr) __test_and_clear_bit((nr) ^ 24, (unsigned long *)(addr))
#define ext2_clear_bit_atomic(lock, nr, addr) test_and_clear_bit((nr) ^ 24, (unsigned long *)(addr))
#define ext2_find_next_zero_bit(addr, size, offset) \
generic_find_next_zero_le_bit((unsigned long *)addr, size, offset)
find_next_zero_bit_le((unsigned long *)addr, size, offset)
#define ext2_find_next_bit(addr, size, offset) \
generic_find_next_le_bit((unsigned long *)addr, size, offset)
find_next_bit_le((unsigned long *)addr, size, offset)

static inline int ext2_test_bit(int nr, const void *vaddr)
{
Expand Down Expand Up @@ -398,7 +398,7 @@ static inline int ext2_find_first_zero_bit(const void *vaddr, unsigned size)
return (p - addr) * 32 + res;
}

static inline unsigned long generic_find_next_zero_le_bit(const unsigned long *addr,
static inline unsigned long find_next_zero_bit_le(const unsigned long *addr,
unsigned long size, unsigned long offset)
{
const unsigned long *p = addr + (offset >> 5);
Expand Down Expand Up @@ -440,7 +440,7 @@ static inline int ext2_find_first_bit(const void *vaddr, unsigned size)
return (p - addr) * 32 + res;
}

static inline unsigned long generic_find_next_le_bit(const unsigned long *addr,
static inline unsigned long find_next_bit_le(const unsigned long *addr,
unsigned long size, unsigned long offset)
{
const unsigned long *p = addr + (offset >> 5);
Expand Down
2 changes: 1 addition & 1 deletion arch/m68k/include/asm/bitops_no.h
Original file line number Diff line number Diff line change
Expand Up @@ -325,7 +325,7 @@ static __inline__ unsigned long ext2_find_next_zero_bit(void *addr, unsigned lon
}

#define ext2_find_next_bit(addr, size, off) \
generic_find_next_le_bit((unsigned long *)(addr), (size), (off))
find_next_bit_le((unsigned long *)(addr), (size), (off))
#include <asm-generic/bitops/minix.h>

#endif /* __KERNEL__ */
Expand Down
15 changes: 8 additions & 7 deletions arch/powerpc/include/asm/bitops.h
Original file line number Diff line number Diff line change
Expand Up @@ -303,11 +303,12 @@ static __inline__ int test_le_bit(unsigned long nr,
#define __test_and_clear_le_bit(nr, addr) \
__test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))

#define find_first_zero_le_bit(addr, size) generic_find_next_zero_le_bit((addr), (size), 0)
unsigned long generic_find_next_zero_le_bit(const unsigned long *addr,
#define find_first_zero_bit_le(addr, size) \
find_next_zero_bit_le((addr), (size), 0)
unsigned long find_next_zero_bit_le(const unsigned long *addr,
unsigned long size, unsigned long offset);

unsigned long generic_find_next_le_bit(const unsigned long *addr,
unsigned long find_next_bit_le(const unsigned long *addr,
unsigned long size, unsigned long offset);
/* Bitmap functions for the ext2 filesystem */

Expand All @@ -324,12 +325,12 @@ unsigned long generic_find_next_le_bit(const unsigned long *addr,
#define ext2_test_bit(nr, addr) test_le_bit((nr),(unsigned long*)addr)

#define ext2_find_first_zero_bit(addr, size) \
find_first_zero_le_bit((unsigned long*)addr, size)
find_first_zero_bit_le((unsigned long*)addr, size)
#define ext2_find_next_zero_bit(addr, size, off) \
generic_find_next_zero_le_bit((unsigned long*)addr, size, off)
find_next_zero_bit_le((unsigned long *)addr, size, off)

#define ext2_find_next_bit(addr, size, off) \
generic_find_next_le_bit((unsigned long *)addr, size, off)
find_next_bit_le((unsigned long *)addr, size, off)
/* Bitmap functions for the minix filesystem. */

#define minix_test_and_set_bit(nr,addr) \
Expand All @@ -342,7 +343,7 @@ unsigned long generic_find_next_le_bit(const unsigned long *addr,
test_le_bit(nr, (unsigned long *)addr)

#define minix_find_first_zero_bit(addr,size) \
find_first_zero_le_bit((unsigned long *)addr, size)
find_first_zero_bit_le((unsigned long *)addr, size)

#include <asm-generic/bitops/sched.h>

Expand Down
12 changes: 6 additions & 6 deletions include/asm-generic/bitops/ext2-non-atomic.h
Original file line number Diff line number Diff line change
Expand Up @@ -4,17 +4,17 @@
#include <asm-generic/bitops/le.h>

#define ext2_set_bit(nr,addr) \
generic___test_and_set_le_bit((nr),(unsigned long *)(addr))
__test_and_set_bit_le((nr), (unsigned long *)(addr))
#define ext2_clear_bit(nr,addr) \
generic___test_and_clear_le_bit((nr),(unsigned long *)(addr))
__test_and_clear_bit_le((nr), (unsigned long *)(addr))

#define ext2_test_bit(nr,addr) \
generic_test_le_bit((nr),(unsigned long *)(addr))
test_bit_le((nr), (unsigned long *)(addr))
#define ext2_find_first_zero_bit(addr, size) \
generic_find_first_zero_le_bit((unsigned long *)(addr), (size))
find_first_zero_bit_le((unsigned long *)(addr), (size))
#define ext2_find_next_zero_bit(addr, size, off) \
generic_find_next_zero_le_bit((unsigned long *)(addr), (size), (off))
find_next_zero_bit_le((unsigned long *)(addr), (size), (off))
#define ext2_find_next_bit(addr, size, off) \
generic_find_next_le_bit((unsigned long *)(addr), (size), (off))
find_next_bit_le((unsigned long *)(addr), (size), (off))

#endif /* _ASM_GENERIC_BITOPS_EXT2_NON_ATOMIC_H_ */
28 changes: 14 additions & 14 deletions include/asm-generic/bitops/le.h
Original file line number Diff line number Diff line change
Expand Up @@ -8,44 +8,44 @@

#define BITOP_LE_SWIZZLE 0

#define generic_find_next_zero_le_bit(addr, size, offset) \
#define find_next_zero_bit_le(addr, size, offset) \
find_next_zero_bit(addr, size, offset)
#define generic_find_next_le_bit(addr, size, offset) \
#define find_next_bit_le(addr, size, offset) \
find_next_bit(addr, size, offset)
#define generic_find_first_zero_le_bit(addr, size) \
#define find_first_zero_bit_le(addr, size) \
find_first_zero_bit(addr, size)

#elif defined(__BIG_ENDIAN)

#define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7)

extern unsigned long generic_find_next_zero_le_bit(const unsigned long *addr,
extern unsigned long find_next_zero_bit_le(const unsigned long *addr,
unsigned long size, unsigned long offset);
extern unsigned long generic_find_next_le_bit(const unsigned long *addr,
extern unsigned long find_next_bit_le(const unsigned long *addr,
unsigned long size, unsigned long offset);

#define generic_find_first_zero_le_bit(addr, size) \
generic_find_next_zero_le_bit((addr), (size), 0)
#define find_first_zero_bit_le(addr, size) \
find_next_zero_bit_le((addr), (size), 0)

#else
#error "Please fix <asm/byteorder.h>"
#endif

#define generic_test_le_bit(nr, addr) \
#define test_bit_le(nr, addr) \
test_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
#define generic___set_le_bit(nr, addr) \
#define __set_bit_le(nr, addr) \
__set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
#define generic___clear_le_bit(nr, addr) \
#define __clear_bit_le(nr, addr) \
__clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))

#define generic_test_and_set_le_bit(nr, addr) \
#define test_and_set_bit_le(nr, addr) \
test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
#define generic_test_and_clear_le_bit(nr, addr) \
#define test_and_clear_bit_le(nr, addr) \
test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))

#define generic___test_and_set_le_bit(nr, addr) \
#define __test_and_set_bit_le(nr, addr) \
__test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
#define generic___test_and_clear_le_bit(nr, addr) \
#define __test_and_clear_bit_le(nr, addr) \
__test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))

#endif /* _ASM_GENERIC_BITOPS_LE_H_ */
10 changes: 5 additions & 5 deletions include/asm-generic/bitops/minix-le.h
Original file line number Diff line number Diff line change
Expand Up @@ -4,14 +4,14 @@
#include <asm-generic/bitops/le.h>

#define minix_test_and_set_bit(nr,addr) \
generic___test_and_set_le_bit((nr),(unsigned long *)(addr))
__test_and_set_bit_le((nr), (unsigned long *)(addr))
#define minix_set_bit(nr,addr) \
generic___set_le_bit((nr),(unsigned long *)(addr))
__set_bit_le((nr), (unsigned long *)(addr))
#define minix_test_and_clear_bit(nr,addr) \
generic___test_and_clear_le_bit((nr),(unsigned long *)(addr))
__test_and_clear_bit_le((nr), (unsigned long *)(addr))
#define minix_test_bit(nr,addr) \
generic_test_le_bit((nr),(unsigned long *)(addr))
test_bit_le((nr), (unsigned long *)(addr))
#define minix_find_first_zero_bit(addr,size) \
generic_find_first_zero_le_bit((unsigned long *)(addr),(size))
find_first_zero_bit_le((unsigned long *)(addr), (size))

#endif /* _ASM_GENERIC_BITOPS_MINIX_LE_H_ */
9 changes: 4 additions & 5 deletions lib/find_next_bit.c
Original file line number Diff line number Diff line change
Expand Up @@ -185,7 +185,7 @@ static inline unsigned long ext2_swab(const unsigned long y)
#endif
}

unsigned long generic_find_next_zero_le_bit(const unsigned long *addr, unsigned
unsigned long find_next_zero_bit_le(const unsigned long *addr, unsigned
long size, unsigned long offset)
{
const unsigned long *p = addr + BITOP_WORD(offset);
Expand Down Expand Up @@ -226,10 +226,9 @@ unsigned long generic_find_next_zero_le_bit(const unsigned long *addr, unsigned
found_middle_swap:
return result + ffz(ext2_swab(tmp));
}
EXPORT_SYMBOL(find_next_zero_bit_le);

EXPORT_SYMBOL(generic_find_next_zero_le_bit);

unsigned long generic_find_next_le_bit(const unsigned long *addr, unsigned
unsigned long find_next_bit_le(const unsigned long *addr, unsigned
long size, unsigned long offset)
{
const unsigned long *p = addr + BITOP_WORD(offset);
Expand Down Expand Up @@ -271,5 +270,5 @@ unsigned long generic_find_next_le_bit(const unsigned long *addr, unsigned
found_middle_swap:
return result + __ffs(ext2_swab(tmp));
}
EXPORT_SYMBOL(generic_find_next_le_bit);
EXPORT_SYMBOL(find_next_bit_le);
#endif /* __BIG_ENDIAN */

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