| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Date: Sat, 22 Jan 2011 22:13:36 +0900
From: Akinobu Mita <akinobu.mita@...il.com>
To: linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
akpm@...ux-foundation.org
Cc: Akinobu Mita <akinobu.mita@...il.com>,
Geert Uytterhoeven <geert@...ux-m68k.org>,
Roman Zippel <zippel@...ux-m68k.org>,
Andreas Schwab <schwab@...ux-m68k.org>,
Greg Ungerer <gerg@...inux.org>,
Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Paul Mackerras <paulus@...ba.org>,
Arnd Bergmann <arnd@...db.de>,
Hans-Christian Egtvedt <hans-christian.egtvedt@...el.com>
Subject: [PATCH v5 04/27] 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@...il.com>
Acked-by: Arnd Bergmann <arnd@...db.de>
Acked-by: Hans-Christian Egtvedt <hans-christian.egtvedt@...el.com>
Cc: Geert Uytterhoeven <geert@...ux-m68k.org>
Cc: Roman Zippel <zippel@...ux-m68k.org>
Cc: Andreas Schwab <schwab@...ux-m68k.org>
Cc: Greg Ungerer <gerg@...inux.org>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Paul Mackerras <paulus@...ba.org>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
---
Change from v4:
- no outstanding changes
The whole series is available in the git branch at:
git://git.kernel.org/pub/scm/linux/kernel/git/mita/linux-2.6.git le-bitops-v5
arch/avr32/kernel/avr32_ksyms.c | 4 +-
arch/avr32/lib/findbit.S | 4 +-
arch/m68k/include/asm/bitops_mm.h | 8 +++---
arch/m68k/include/asm/bitops_no.h | 2 +-
arch/powerpc/include/asm/bitops.h | 15 +++++++------
include/asm-generic/bitops/ext2-non-atomic.h | 12 +++++-----
include/asm-generic/bitops/le.h | 28 +++++++++++++-------------
include/asm-generic/bitops/minix-le.h | 10 ++++----
lib/find_next_bit.c | 9 +++----
9 files changed, 46 insertions(+), 46 deletions(-)
diff --git a/arch/avr32/kernel/avr32_ksyms.c b/arch/avr32/kernel/avr32_ksyms.c
index 11e310c..d93ead0 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);
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);
diff --git a/arch/avr32/lib/findbit.S b/arch/avr32/lib/findbit.S
index 997b33b..b935864 100644
--- a/arch/avr32/lib/findbit.S
+++ b/arch/avr32/lib/findbit.S
@@ -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
@@ -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
diff --git a/arch/m68k/include/asm/bitops_mm.h b/arch/m68k/include/asm/bitops_mm.h
index b4ecdaa..31a16d4 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)
#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)
{
@@ -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);
@@ -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);
diff --git a/arch/m68k/include/asm/bitops_no.h b/arch/m68k/include/asm/bitops_no.h
index 9d3cbe5..58c67aa 100644
--- a/arch/m68k/include/asm/bitops_no.h
+++ b/arch/m68k/include/asm/bitops_no.h
@@ -325,7 +325,7 @@ found_middle:
}
#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__ */
diff --git a/arch/powerpc/include/asm/bitops.h b/arch/powerpc/include/asm/bitops.h
index 8a7e9314..97aacbd 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,
#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 */
@@ -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) \
@@ -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>
diff --git a/include/asm-generic/bitops/ext2-non-atomic.h b/include/asm-generic/bitops/ext2-non-atomic.h
index 63cf822..ba27bbe 100644
--- a/include/asm-generic/bitops/ext2-non-atomic.h
+++ b/include/asm-generic/bitops/ext2-non-atomic.h
@@ -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_ */
diff --git a/include/asm-generic/bitops/le.h b/include/asm-generic/bitops/le.h
index 9085429..394ac3e 100644
--- a/include/asm-generic/bitops/le.h
+++ b/include/asm-generic/bitops/le.h
@@ -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_ */
diff --git a/include/asm-generic/bitops/minix-le.h b/include/asm-generic/bitops/minix-le.h
index 4a981c1..854e948 100644
--- a/include/asm-generic/bitops/minix-le.h
+++ b/include/asm-generic/bitops/minix-le.h
@@ -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_ */
diff --git a/lib/find_next_bit.c b/lib/find_next_bit.c
index 24c59de..c093ba9 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)
#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);
@@ -226,10 +226,9 @@ found_middle:
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);
@@ -271,5 +270,5 @@ found_middle:
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 */
--
1.7.3.4
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists