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authorAkinobu Mita <akinobu.mita@gmail.com>2011-03-23 19:41:47 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-23 22:46:11 -0400
commitc4945b9ed472e8796e352f10df9dbc2841ba7b61 (patch)
tree6e2fa896f3a153d3bb16e7a07c87620cabf1ebd6
parent63ab595fb6b34234f116f05f95dc752dd5f8affb (diff)
asm-generic: rename generic little-endian bitops functions
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 <akinobu.mita@gmail.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Hans-Christian Egtvedt <hans-christian.egtvedt@atmel.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Roman Zippel <zippel@linux-m68k.org> Cc: Andreas Schwab <schwab@linux-m68k.org> Cc: Greg Ungerer <gerg@uclinux.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/avr32/kernel/avr32_ksyms.c4
-rw-r--r--arch/avr32/lib/findbit.S4
-rw-r--r--arch/m68k/include/asm/bitops_mm.h8
-rw-r--r--arch/m68k/include/asm/bitops_no.h2
-rw-r--r--arch/powerpc/include/asm/bitops.h15
-rw-r--r--include/asm-generic/bitops/ext2-non-atomic.h12
-rw-r--r--include/asm-generic/bitops/le.h28
-rw-r--r--include/asm-generic/bitops/minix-le.h10
-rw-r--r--lib/find_next_bit.c9
9 files changed, 46 insertions, 46 deletions
diff --git a/arch/avr32/kernel/avr32_ksyms.c b/arch/avr32/kernel/avr32_ksyms.c
index 11e310c567a9..d93ead02daed 100644
--- a/arch/avr32/kernel/avr32_ksyms.c
+++ b/arch/avr32/kernel/avr32_ksyms.c
@@ -58,8 +58,8 @@ EXPORT_SYMBOL(find_first_zero_bit);
58EXPORT_SYMBOL(find_next_zero_bit); 58EXPORT_SYMBOL(find_next_zero_bit);
59EXPORT_SYMBOL(find_first_bit); 59EXPORT_SYMBOL(find_first_bit);
60EXPORT_SYMBOL(find_next_bit); 60EXPORT_SYMBOL(find_next_bit);
61EXPORT_SYMBOL(generic_find_next_le_bit); 61EXPORT_SYMBOL(find_next_bit_le);
62EXPORT_SYMBOL(generic_find_next_zero_le_bit); 62EXPORT_SYMBOL(find_next_zero_bit_le);
63 63
64/* I/O primitives (lib/io-*.S) */ 64/* I/O primitives (lib/io-*.S) */
65EXPORT_SYMBOL(__raw_readsb); 65EXPORT_SYMBOL(__raw_readsb);
diff --git a/arch/avr32/lib/findbit.S b/arch/avr32/lib/findbit.S
index 997b33b2288a..b93586460be6 100644
--- a/arch/avr32/lib/findbit.S
+++ b/arch/avr32/lib/findbit.S
@@ -123,7 +123,7 @@ ENTRY(find_next_bit)
123 brgt 1b 123 brgt 1b
124 retal r11 124 retal r11
125 125
126ENTRY(generic_find_next_le_bit) 126ENTRY(find_next_bit_le)
127 lsr r8, r10, 5 127 lsr r8, r10, 5
128 sub r9, r11, r10 128 sub r9, r11, r10
129 retle r11 129 retle r11
@@ -153,7 +153,7 @@ ENTRY(generic_find_next_le_bit)
153 brgt 1b 153 brgt 1b
154 retal r11 154 retal r11
155 155
156ENTRY(generic_find_next_zero_le_bit) 156ENTRY(find_next_zero_bit_le)
157 lsr r8, r10, 5 157 lsr r8, r10, 5
158 sub r9, r11, r10 158 sub r9, r11, r10
159 retle r11 159 retle r11
diff --git a/arch/m68k/include/asm/bitops_mm.h b/arch/m68k/include/asm/bitops_mm.h
index b4ecdaada520..31a16d47d205 100644
--- a/arch/m68k/include/asm/bitops_mm.h
+++ b/arch/m68k/include/asm/bitops_mm.h
@@ -366,9 +366,9 @@ static inline int minix_test_bit(int nr, const void *vaddr)
366#define ext2_clear_bit(nr, addr) __test_and_clear_bit((nr) ^ 24, (unsigned long *)(addr)) 366#define ext2_clear_bit(nr, addr) __test_and_clear_bit((nr) ^ 24, (unsigned long *)(addr))
367#define ext2_clear_bit_atomic(lock, nr, addr) test_and_clear_bit((nr) ^ 24, (unsigned long *)(addr)) 367#define ext2_clear_bit_atomic(lock, nr, addr) test_and_clear_bit((nr) ^ 24, (unsigned long *)(addr))
368#define ext2_find_next_zero_bit(addr, size, offset) \ 368#define ext2_find_next_zero_bit(addr, size, offset) \
369 generic_find_next_zero_le_bit((unsigned long *)addr, size, offset) 369 find_next_zero_bit_le((unsigned long *)addr, size, offset)
370#define ext2_find_next_bit(addr, size, offset) \ 370#define ext2_find_next_bit(addr, size, offset) \
371 generic_find_next_le_bit((unsigned long *)addr, size, offset) 371 find_next_bit_le((unsigned long *)addr, size, offset)
372 372
373static inline int ext2_test_bit(int nr, const void *vaddr) 373static inline int ext2_test_bit(int nr, const void *vaddr)
374{ 374{
@@ -398,7 +398,7 @@ static inline int ext2_find_first_zero_bit(const void *vaddr, unsigned size)
398 return (p - addr) * 32 + res; 398 return (p - addr) * 32 + res;
399} 399}
400 400
401static inline unsigned long generic_find_next_zero_le_bit(const unsigned long *addr, 401static inline unsigned long find_next_zero_bit_le(const unsigned long *addr,
402 unsigned long size, unsigned long offset) 402 unsigned long size, unsigned long offset)
403{ 403{
404 const unsigned long *p = addr + (offset >> 5); 404 const unsigned long *p = addr + (offset >> 5);
@@ -440,7 +440,7 @@ static inline int ext2_find_first_bit(const void *vaddr, unsigned size)
440 return (p - addr) * 32 + res; 440 return (p - addr) * 32 + res;
441} 441}
442 442
443static inline unsigned long generic_find_next_le_bit(const unsigned long *addr, 443static inline unsigned long find_next_bit_le(const unsigned long *addr,
444 unsigned long size, unsigned long offset) 444 unsigned long size, unsigned long offset)
445{ 445{
446 const unsigned long *p = addr + (offset >> 5); 446 const unsigned long *p = addr + (offset >> 5);
diff --git a/arch/m68k/include/asm/bitops_no.h b/arch/m68k/include/asm/bitops_no.h
index 9d3cbe5fad1e..58c67aaf91e2 100644
--- a/arch/m68k/include/asm/bitops_no.h
+++ b/arch/m68k/include/asm/bitops_no.h
@@ -325,7 +325,7 @@ found_middle:
325} 325}
326 326
327#define ext2_find_next_bit(addr, size, off) \ 327#define ext2_find_next_bit(addr, size, off) \
328 generic_find_next_le_bit((unsigned long *)(addr), (size), (off)) 328 find_next_bit_le((unsigned long *)(addr), (size), (off))
329#include <asm-generic/bitops/minix.h> 329#include <asm-generic/bitops/minix.h>
330 330
331#endif /* __KERNEL__ */ 331#endif /* __KERNEL__ */
diff --git a/arch/powerpc/include/asm/bitops.h b/arch/powerpc/include/asm/bitops.h
index 8a7e9314c68a..97aacbdd752a 100644
--- a/arch/powerpc/include/asm/bitops.h
+++ b/arch/powerpc/include/asm/bitops.h
@@ -303,11 +303,12 @@ static __inline__ int test_le_bit(unsigned long nr,
303#define __test_and_clear_le_bit(nr, addr) \ 303#define __test_and_clear_le_bit(nr, addr) \
304 __test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) 304 __test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
305 305
306#define find_first_zero_le_bit(addr, size) generic_find_next_zero_le_bit((addr), (size), 0) 306#define find_first_zero_bit_le(addr, size) \
307unsigned long generic_find_next_zero_le_bit(const unsigned long *addr, 307 find_next_zero_bit_le((addr), (size), 0)
308unsigned long find_next_zero_bit_le(const unsigned long *addr,
308 unsigned long size, unsigned long offset); 309 unsigned long size, unsigned long offset);
309 310
310unsigned long generic_find_next_le_bit(const unsigned long *addr, 311unsigned long find_next_bit_le(const unsigned long *addr,
311 unsigned long size, unsigned long offset); 312 unsigned long size, unsigned long offset);
312/* Bitmap functions for the ext2 filesystem */ 313/* Bitmap functions for the ext2 filesystem */
313 314
@@ -324,12 +325,12 @@ unsigned long generic_find_next_le_bit(const unsigned long *addr,
324#define ext2_test_bit(nr, addr) test_le_bit((nr),(unsigned long*)addr) 325#define ext2_test_bit(nr, addr) test_le_bit((nr),(unsigned long*)addr)
325 326
326#define ext2_find_first_zero_bit(addr, size) \ 327#define ext2_find_first_zero_bit(addr, size) \
327 find_first_zero_le_bit((unsigned long*)addr, size) 328 find_first_zero_bit_le((unsigned long*)addr, size)
328#define ext2_find_next_zero_bit(addr, size, off) \ 329#define ext2_find_next_zero_bit(addr, size, off) \
329 generic_find_next_zero_le_bit((unsigned long*)addr, size, off) 330 find_next_zero_bit_le((unsigned long *)addr, size, off)
330 331
331#define ext2_find_next_bit(addr, size, off) \ 332#define ext2_find_next_bit(addr, size, off) \
332 generic_find_next_le_bit((unsigned long *)addr, size, off) 333 find_next_bit_le((unsigned long *)addr, size, off)
333/* Bitmap functions for the minix filesystem. */ 334/* Bitmap functions for the minix filesystem. */
334 335
335#define minix_test_and_set_bit(nr,addr) \ 336#define minix_test_and_set_bit(nr,addr) \
@@ -342,7 +343,7 @@ unsigned long generic_find_next_le_bit(const unsigned long *addr,
342 test_le_bit(nr, (unsigned long *)addr) 343 test_le_bit(nr, (unsigned long *)addr)
343 344
344#define minix_find_first_zero_bit(addr,size) \ 345#define minix_find_first_zero_bit(addr,size) \
345 find_first_zero_le_bit((unsigned long *)addr, size) 346 find_first_zero_bit_le((unsigned long *)addr, size)
346 347
347#include <asm-generic/bitops/sched.h> 348#include <asm-generic/bitops/sched.h>
348 349
diff --git a/include/asm-generic/bitops/ext2-non-atomic.h b/include/asm-generic/bitops/ext2-non-atomic.h
index 63cf822431a2..ba27bbe755a2 100644
--- a/include/asm-generic/bitops/ext2-non-atomic.h
+++ b/include/asm-generic/bitops/ext2-non-atomic.h
@@ -4,17 +4,17 @@
4#include <asm-generic/bitops/le.h> 4#include <asm-generic/bitops/le.h>
5 5
6#define ext2_set_bit(nr,addr) \ 6#define ext2_set_bit(nr,addr) \
7 generic___test_and_set_le_bit((nr),(unsigned long *)(addr)) 7 __test_and_set_bit_le((nr), (unsigned long *)(addr))
8#define ext2_clear_bit(nr,addr) \ 8#define ext2_clear_bit(nr,addr) \
9 generic___test_and_clear_le_bit((nr),(unsigned long *)(addr)) 9 __test_and_clear_bit_le((nr), (unsigned long *)(addr))
10 10
11#define ext2_test_bit(nr,addr) \ 11#define ext2_test_bit(nr,addr) \
12 generic_test_le_bit((nr),(unsigned long *)(addr)) 12 test_bit_le((nr), (unsigned long *)(addr))
13#define ext2_find_first_zero_bit(addr, size) \ 13#define ext2_find_first_zero_bit(addr, size) \
14 generic_find_first_zero_le_bit((unsigned long *)(addr), (size)) 14 find_first_zero_bit_le((unsigned long *)(addr), (size))
15#define ext2_find_next_zero_bit(addr, size, off) \ 15#define ext2_find_next_zero_bit(addr, size, off) \
16 generic_find_next_zero_le_bit((unsigned long *)(addr), (size), (off)) 16 find_next_zero_bit_le((unsigned long *)(addr), (size), (off))
17#define ext2_find_next_bit(addr, size, off) \ 17#define ext2_find_next_bit(addr, size, off) \
18 generic_find_next_le_bit((unsigned long *)(addr), (size), (off)) 18 find_next_bit_le((unsigned long *)(addr), (size), (off))
19 19
20#endif /* _ASM_GENERIC_BITOPS_EXT2_NON_ATOMIC_H_ */ 20#endif /* _ASM_GENERIC_BITOPS_EXT2_NON_ATOMIC_H_ */
diff --git a/include/asm-generic/bitops/le.h b/include/asm-generic/bitops/le.h
index 9085429ff3ca..394ac3ebcbde 100644
--- a/include/asm-generic/bitops/le.h
+++ b/include/asm-generic/bitops/le.h
@@ -8,44 +8,44 @@
8 8
9#define BITOP_LE_SWIZZLE 0 9#define BITOP_LE_SWIZZLE 0
10 10
11#define generic_find_next_zero_le_bit(addr, size, offset) \ 11#define find_next_zero_bit_le(addr, size, offset) \
12 find_next_zero_bit(addr, size, offset) 12 find_next_zero_bit(addr, size, offset)
13#define generic_find_next_le_bit(addr, size, offset) \ 13#define find_next_bit_le(addr, size, offset) \
14 find_next_bit(addr, size, offset) 14 find_next_bit(addr, size, offset)
15#define generic_find_first_zero_le_bit(addr, size) \ 15#define find_first_zero_bit_le(addr, size) \
16 find_first_zero_bit(addr, size) 16 find_first_zero_bit(addr, size)
17 17
18#elif defined(__BIG_ENDIAN) 18#elif defined(__BIG_ENDIAN)
19 19
20#define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7) 20#define BITOP_LE_SWIZZLE ((BITS_PER_LONG-1) & ~0x7)
21 21
22extern unsigned long generic_find_next_zero_le_bit(const unsigned long *addr, 22extern unsigned long find_next_zero_bit_le(const unsigned long *addr,
23 unsigned long size, unsigned long offset); 23 unsigned long size, unsigned long offset);
24extern unsigned long generic_find_next_le_bit(const unsigned long *addr, 24extern unsigned long find_next_bit_le(const unsigned long *addr,
25 unsigned long size, unsigned long offset); 25 unsigned long size, unsigned long offset);
26 26
27#define generic_find_first_zero_le_bit(addr, size) \ 27#define find_first_zero_bit_le(addr, size) \
28 generic_find_next_zero_le_bit((addr), (size), 0) 28 find_next_zero_bit_le((addr), (size), 0)
29 29
30#else 30#else
31#error "Please fix <asm/byteorder.h>" 31#error "Please fix <asm/byteorder.h>"
32#endif 32#endif
33 33
34#define generic_test_le_bit(nr, addr) \ 34#define test_bit_le(nr, addr) \
35 test_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) 35 test_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
36#define generic___set_le_bit(nr, addr) \ 36#define __set_bit_le(nr, addr) \
37 __set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) 37 __set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
38#define generic___clear_le_bit(nr, addr) \ 38#define __clear_bit_le(nr, addr) \
39 __clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) 39 __clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
40 40
41#define generic_test_and_set_le_bit(nr, addr) \ 41#define test_and_set_bit_le(nr, addr) \
42 test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) 42 test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
43#define generic_test_and_clear_le_bit(nr, addr) \ 43#define test_and_clear_bit_le(nr, addr) \
44 test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) 44 test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
45 45
46#define generic___test_and_set_le_bit(nr, addr) \ 46#define __test_and_set_bit_le(nr, addr) \
47 __test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) 47 __test_and_set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
48#define generic___test_and_clear_le_bit(nr, addr) \ 48#define __test_and_clear_bit_le(nr, addr) \
49 __test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr)) 49 __test_and_clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
50 50
51#endif /* _ASM_GENERIC_BITOPS_LE_H_ */ 51#endif /* _ASM_GENERIC_BITOPS_LE_H_ */
diff --git a/include/asm-generic/bitops/minix-le.h b/include/asm-generic/bitops/minix-le.h
index 4a981c1bb1ae..854e9489f62d 100644
--- a/include/asm-generic/bitops/minix-le.h
+++ b/include/asm-generic/bitops/minix-le.h
@@ -4,14 +4,14 @@
4#include <asm-generic/bitops/le.h> 4#include <asm-generic/bitops/le.h>
5 5
6#define minix_test_and_set_bit(nr,addr) \ 6#define minix_test_and_set_bit(nr,addr) \
7 generic___test_and_set_le_bit((nr),(unsigned long *)(addr)) 7 __test_and_set_bit_le((nr), (unsigned long *)(addr))
8#define minix_set_bit(nr,addr) \ 8#define minix_set_bit(nr,addr) \
9 generic___set_le_bit((nr),(unsigned long *)(addr)) 9 __set_bit_le((nr), (unsigned long *)(addr))
10#define minix_test_and_clear_bit(nr,addr) \ 10#define minix_test_and_clear_bit(nr,addr) \
11 generic___test_and_clear_le_bit((nr),(unsigned long *)(addr)) 11 __test_and_clear_bit_le((nr), (unsigned long *)(addr))
12#define minix_test_bit(nr,addr) \ 12#define minix_test_bit(nr,addr) \
13 generic_test_le_bit((nr),(unsigned long *)(addr)) 13 test_bit_le((nr), (unsigned long *)(addr))
14#define minix_find_first_zero_bit(addr,size) \ 14#define minix_find_first_zero_bit(addr,size) \
15 generic_find_first_zero_le_bit((unsigned long *)(addr),(size)) 15 find_first_zero_bit_le((unsigned long *)(addr), (size))
16 16
17#endif /* _ASM_GENERIC_BITOPS_MINIX_LE_H_ */ 17#endif /* _ASM_GENERIC_BITOPS_MINIX_LE_H_ */
diff --git a/lib/find_next_bit.c b/lib/find_next_bit.c
index 24c59ded47a0..c093ba988003 100644
--- a/lib/find_next_bit.c
+++ b/lib/find_next_bit.c
@@ -185,7 +185,7 @@ static inline unsigned long ext2_swab(const unsigned long y)
185#endif 185#endif
186} 186}
187 187
188unsigned long generic_find_next_zero_le_bit(const unsigned long *addr, unsigned 188unsigned long find_next_zero_bit_le(const unsigned long *addr, unsigned
189 long size, unsigned long offset) 189 long size, unsigned long offset)
190{ 190{
191 const unsigned long *p = addr + BITOP_WORD(offset); 191 const unsigned long *p = addr + BITOP_WORD(offset);
@@ -226,10 +226,9 @@ found_middle:
226found_middle_swap: 226found_middle_swap:
227 return result + ffz(ext2_swab(tmp)); 227 return result + ffz(ext2_swab(tmp));
228} 228}
229EXPORT_SYMBOL(find_next_zero_bit_le);
229 230
230EXPORT_SYMBOL(generic_find_next_zero_le_bit); 231unsigned long find_next_bit_le(const unsigned long *addr, unsigned
231
232unsigned long generic_find_next_le_bit(const unsigned long *addr, unsigned
233 long size, unsigned long offset) 232 long size, unsigned long offset)
234{ 233{
235 const unsigned long *p = addr + BITOP_WORD(offset); 234 const unsigned long *p = addr + BITOP_WORD(offset);
@@ -271,5 +270,5 @@ found_middle:
271found_middle_swap: 270found_middle_swap:
272 return result + __ffs(ext2_swab(tmp)); 271 return result + __ffs(ext2_swab(tmp));
273} 272}
274EXPORT_SYMBOL(generic_find_next_le_bit); 273EXPORT_SYMBOL(find_next_bit_le);
275#endif /* __BIG_ENDIAN */ 274#endif /* __BIG_ENDIAN */