Introduce little-endian bit operations by renaming existing powerpc
native little-endian bit operations.
Signed-off-by: Akinobu Mita <akinobu.m...@gmail.com>
Cc: Benjamin Herrenschmidt <b...@kernel.crashing.org>
Cc: Paul Mackerras <pau...@samba.org>
Cc: linuxppc-dev@lists.ozlabs.org
---
The whole series is available in the git repository at:
git://git.kernel.org/pub/scm/linux/kernel/git/mita/linux-2.6.git le-bitops-v4
arch/powerpc/include/asm/bitops.h | 38 ++++++++++++++++++------------------
1 files changed, 19 insertions(+), 19 deletions(-)
diff --git a/arch/powerpc/include/asm/bitops.h
b/arch/powerpc/include/asm/bitops.h
index e903264..7b1c5a9 100644
--- a/arch/powerpc/include/asm/bitops.h
+++ b/arch/powerpc/include/asm/bitops.h
@@ -281,29 +281,29 @@ unsigned long __arch_hweight64(__u64 w);
/* Little-endian versions */
-static __inline__ int test_le_bit(unsigned long nr,
+static __inline__ int test_bit_le(unsigned long nr,
__const__ unsigned long *addr)
{
__const__ unsigned char *tmp = (__const__ unsigned char *) addr;
return (tmp[nr >> 3] >> (nr & 7)) & 1;
}
-#define __set_le_bit(nr, addr) \
+#define __set_bit_le(nr, addr) \
__set_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
-#define __clear_le_bit(nr, addr) \
+#define __clear_bit_le(nr, addr) \
__clear_bit((nr) ^ BITOP_LE_SWIZZLE, (addr))
-#define 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 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 __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 __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 find_first_zero_le_bit(addr, size) \
+#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);
@@ -313,19 +313,19 @@ unsigned long find_next_bit_le(const unsigned long *addr,
/* Bitmap functions for the ext2 filesystem */
#define ext2_set_bit(nr,addr) \
- __test_and_set_le_bit((nr), (unsigned long*)addr)
+ __test_and_set_bit_le((nr), (unsigned long*)addr)
#define ext2_clear_bit(nr, addr) \
- __test_and_clear_le_bit((nr), (unsigned long*)addr)
+ __test_and_clear_bit_le((nr), (unsigned long*)addr)
#define ext2_set_bit_atomic(lock, nr, addr) \
- test_and_set_le_bit((nr), (unsigned long*)addr)
+ test_and_set_bit_le((nr), (unsigned long*)addr)
#define ext2_clear_bit_atomic(lock, nr, addr) \
- test_and_clear_le_bit((nr), (unsigned long*)addr)
+ test_and_clear_bit_le((nr), (unsigned long*)addr)
-#define ext2_test_bit(nr, addr) test_le_bit((nr),(unsigned long*)addr)
+#define ext2_test_bit(nr, addr) test_bit_le((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) \
find_next_zero_bit_le((unsigned long *)addr, size, off)
@@ -334,16 +334,16 @@ unsigned long find_next_bit_le(const unsigned long *addr,
/* Bitmap functions for the minix filesystem. */
#define minix_test_and_set_bit(nr,addr) \
- __test_and_set_le_bit(nr, (unsigned long *)addr)
+ __test_and_set_bit_le(nr, (unsigned long *)addr)
#define minix_set_bit(nr,addr) \
- __set_le_bit(nr, (unsigned long *)addr)
+ __set_bit_le(nr, (unsigned long *)addr)
#define minix_test_and_clear_bit(nr,addr) \
- __test_and_clear_le_bit(nr, (unsigned long *)addr)
+ __test_and_clear_bit_le(nr, (unsigned long *)addr)
#define minix_test_bit(nr,addr) \
- test_le_bit(nr, (unsigned long *)addr)
+ test_bit_le(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>
--
1.7.3.4
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