* [PATCH 11/22] ext3: use little endian bitops
[not found] <1287135981-17604-1-git-send-email-akinobu.mita@gmail.com>
@ 2010-10-15 9:46 ` Akinobu Mita
2010-10-18 10:31 ` Jan Kara
2010-10-15 9:46 ` [PATCH 12/22] ext4: " Akinobu Mita
2010-10-15 9:46 ` [PATCH 20/22] bitops: remove ext2 non-atomic bitops from asm/bitops.h Akinobu Mita
2 siblings, 1 reply; 4+ messages in thread
From: Akinobu Mita @ 2010-10-15 9:46 UTC (permalink / raw)
To: linux-kernel, linux-arch, Arnd Bergmann, Christoph Hellwig,
Andrew Morton
Cc: Akinobu Mita, Jan Kara, Andrew Morton, Andreas Dilger, linux-ext4
As a preparation for removing ext2 non-atomic bit operations from
asm/bitops.h. This converts ext2 non-atomic bit operations to
little endian bit operations.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Jan Kara <jack@suse.cz>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andreas Dilger <adilger.kernel@dilger.ca>
Cc: linux-ext4@vger.kernel.org
---
include/linux/ext3_fs.h | 15 ++++++++++-----
1 files changed, 10 insertions(+), 5 deletions(-)
diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h
index 6ce1bca..34ef455 100644
--- a/include/linux/ext3_fs.h
+++ b/include/linux/ext3_fs.h
@@ -418,13 +418,18 @@ struct ext3_inode {
#define EXT2_MOUNT_DATA_FLAGS EXT3_MOUNT_DATA_FLAGS
#endif
-#define ext3_set_bit ext2_set_bit
+#define ext3_set_bit(nr, addr) \
+ __test_and_set_le_bit((nr), (unsigned long *)(addr))
#define ext3_set_bit_atomic ext2_set_bit_atomic
-#define ext3_clear_bit ext2_clear_bit
+#define ext3_clear_bit(nr, addr) \
+ __test_and_clear_le_bit((nr), (unsigned long *)(addr))
#define ext3_clear_bit_atomic ext2_clear_bit_atomic
-#define ext3_test_bit ext2_test_bit
-#define ext3_find_first_zero_bit ext2_find_first_zero_bit
-#define ext3_find_next_zero_bit ext2_find_next_zero_bit
+#define ext3_test_bit(nr, addr) \
+ test_le_bit((nr), (unsigned long *)(addr))
+#define ext3_find_first_zero_bit(addr, size) \
+ find_first_zero_le_bit((unsigned long *)(addr), (size))
+#define ext3_find_next_zero_bit(addr, size, off) \
+ find_next_zero_le_bit((unsigned long *)(addr), (size), (off))
/*
* Maximal mount counts between two filesystem checks
--
1.7.1.231.gd0b16
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH 12/22] ext4: use little endian bitops
[not found] <1287135981-17604-1-git-send-email-akinobu.mita@gmail.com>
2010-10-15 9:46 ` [PATCH 11/22] ext3: use little endian bitops Akinobu Mita
@ 2010-10-15 9:46 ` Akinobu Mita
2010-10-15 9:46 ` [PATCH 20/22] bitops: remove ext2 non-atomic bitops from asm/bitops.h Akinobu Mita
2 siblings, 0 replies; 4+ messages in thread
From: Akinobu Mita @ 2010-10-15 9:46 UTC (permalink / raw)
To: linux-kernel, linux-arch, Arnd Bergmann, Christoph Hellwig,
Andrew Morton
Cc: Akinobu Mita, Theodore Ts'o, Andreas Dilger, linux-ext4
As a preparation for removing ext2 non-atomic bit operations from
asm/bitops.h. This converts ext2 non-atomic bit operations to
little endian bit operations.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: "Theodore Ts'o" <tytso@mit.edu>
Cc: Andreas Dilger <adilger.kernel@dilger.ca>
Cc: linux-ext4@vger.kernel.org
---
fs/ext4/ext4.h | 18 ++++++++++++------
1 files changed, 12 insertions(+), 6 deletions(-)
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 889ec9d..821c11a 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -895,14 +895,20 @@ struct ext4_inode_info {
#define test_opt(sb, opt) (EXT4_SB(sb)->s_mount_opt & \
EXT4_MOUNT_##opt)
-#define ext4_set_bit ext2_set_bit
+#define ext4_set_bit(nr, addr) \
+ __test_and_set_le_bit((nr), (unsigned long *)(addr))
#define ext4_set_bit_atomic ext2_set_bit_atomic
-#define ext4_clear_bit ext2_clear_bit
+#define ext4_clear_bit(nr, addr) \
+ __test_and_clear_le_bit((nr), (unsigned long *)(addr))
#define ext4_clear_bit_atomic ext2_clear_bit_atomic
-#define ext4_test_bit ext2_test_bit
-#define ext4_find_first_zero_bit ext2_find_first_zero_bit
-#define ext4_find_next_zero_bit ext2_find_next_zero_bit
-#define ext4_find_next_bit ext2_find_next_bit
+#define ext4_test_bit(nr, addr) \
+ test_le_bit((nr), (unsigned long *)(addr))
+#define ext4_find_first_zero_bit(addr, size) \
+ find_first_zero_le_bit((unsigned long *)(addr), (size))
+#define ext4_find_next_zero_bit(addr, size, off) \
+ find_next_zero_le_bit((unsigned long *)(addr), (size), (off))
+#define ext4_find_next_bit(addr, size, off) \
+ find_next_le_bit((unsigned long *)(addr), (size), (off))
/*
* Maximal mount counts between two filesystem checks
--
1.7.1.231.gd0b16
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH 20/22] bitops: remove ext2 non-atomic bitops from asm/bitops.h
[not found] <1287135981-17604-1-git-send-email-akinobu.mita@gmail.com>
2010-10-15 9:46 ` [PATCH 11/22] ext3: use little endian bitops Akinobu Mita
2010-10-15 9:46 ` [PATCH 12/22] ext4: " Akinobu Mita
@ 2010-10-15 9:46 ` Akinobu Mita
2 siblings, 0 replies; 4+ messages in thread
From: Akinobu Mita @ 2010-10-15 9:46 UTC (permalink / raw)
To: linux-kernel, linux-arch, Arnd Bergmann, Christoph Hellwig,
Andrew Morton
Cc: Akinobu Mita, Jan Kara, linux-ext4
As all ext2 non-atomic bit operations are converted to little endian
bit operations except for fs/ext2/*, this makes them ext2 local macros
using little endian bit operations, and remove them from asm/bitops.h
for all architectures.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Jan Kara <jack@suse.cz>
Cc: linux-ext4@vger.kernel.org
---
arch/alpha/include/asm/bitops.h | 1 -
arch/arm/include/asm/bitops.h | 12 ------------
arch/avr32/include/asm/bitops.h | 1 -
arch/blackfin/include/asm/bitops.h | 1 -
arch/cris/include/asm/bitops.h | 1 -
arch/frv/include/asm/bitops.h | 1 -
arch/h8300/include/asm/bitops.h | 1 -
arch/ia64/include/asm/bitops.h | 1 -
arch/m32r/include/asm/bitops.h | 1 -
arch/m68k/include/asm/bitops_mm.h | 13 -------------
arch/m68k/include/asm/bitops_no.h | 20 --------------------
arch/mips/include/asm/bitops.h | 1 -
arch/mn10300/include/asm/bitops.h | 1 -
arch/parisc/include/asm/bitops.h | 1 -
arch/powerpc/include/asm/bitops.h | 14 --------------
arch/s390/include/asm/bitops.h | 15 ---------------
arch/sh/include/asm/bitops.h | 1 -
arch/sparc/include/asm/bitops_32.h | 1 -
arch/sparc/include/asm/bitops_64.h | 1 -
arch/tile/include/asm/bitops.h | 1 -
arch/x86/include/asm/bitops.h | 1 -
arch/xtensa/include/asm/bitops.h | 1 -
include/asm-generic/bitops.h | 1 -
include/asm-generic/bitops/ext2-non-atomic.h | 18 ------------------
include/linux/ext2_fs.h | 12 ++++++++++++
25 files changed, 12 insertions(+), 110 deletions(-)
delete mode 100644 include/asm-generic/bitops/ext2-non-atomic.h
diff --git a/arch/alpha/include/asm/bitops.h b/arch/alpha/include/asm/bitops.h
index 955fec7..822433a 100644
--- a/arch/alpha/include/asm/bitops.h
+++ b/arch/alpha/include/asm/bitops.h
@@ -455,7 +455,6 @@ sched_find_first_bit(const unsigned long b[2])
}
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#define ext2_set_bit_atomic(l,n,a) test_and_set_bit(n,a)
#define ext2_clear_bit_atomic(l,n,a) test_and_clear_bit(n,a)
diff --git a/arch/arm/include/asm/bitops.h b/arch/arm/include/asm/bitops.h
index d8af4af..e656a85 100644
--- a/arch/arm/include/asm/bitops.h
+++ b/arch/arm/include/asm/bitops.h
@@ -327,22 +327,10 @@ static inline int fls(int x)
* Ext2 is defined to use little-endian byte ordering.
* These do not need to be atomic.
*/
-#define ext2_set_bit(nr,p) \
- __test_and_set_le_bit(nr, (unsigned long *)(p))
#define ext2_set_bit_atomic(lock,nr,p) \
test_and_set_le_bit(nr, (unsigned long *)(p))
-#define ext2_clear_bit(nr,p) \
- __test_and_clear_le_bit(nr, (unsigned long *)(p))
#define ext2_clear_bit_atomic(lock,nr,p) \
test_and_clear_le_bit(nr, (unsigned long *)(p))
-#define ext2_test_bit(nr,p) \
- test_le_bit(nr, (unsigned long *)(p))
-#define ext2_find_first_zero_bit(p,sz) \
- find_first_zero_le_bit((unsigned long *)(p), sz)
-#define ext2_find_next_zero_bit(p,sz,off) \
- find_next_zero_le_bit((unsigned long *)(p), sz, off)
-#define ext2_find_next_bit(p, sz, off) \
- find_next_le_bit((unsigned long *)(p), sz, off)
/*
* Minix is defined to use little-endian byte ordering.
diff --git a/arch/avr32/include/asm/bitops.h b/arch/avr32/include/asm/bitops.h
index 1c482fc..73a163a 100644
--- a/arch/avr32/include/asm/bitops.h
+++ b/arch/avr32/include/asm/bitops.h
@@ -300,7 +300,6 @@ static inline int ffs(unsigned long word)
#include <asm-generic/bitops/lock.h>
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#include <asm-generic/bitops/ext2-atomic.h>
#include <asm-generic/bitops/minix-le.h>
diff --git a/arch/blackfin/include/asm/bitops.h b/arch/blackfin/include/asm/bitops.h
index 1261078..2c549f7 100644
--- a/arch/blackfin/include/asm/bitops.h
+++ b/arch/blackfin/include/asm/bitops.h
@@ -26,7 +26,6 @@
#include <asm-generic/bitops/lock.h>
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#include <asm-generic/bitops/ext2-atomic.h>
#include <asm-generic/bitops/minix.h>
diff --git a/arch/cris/include/asm/bitops.h b/arch/cris/include/asm/bitops.h
index 599ae67..71bea40 100644
--- a/arch/cris/include/asm/bitops.h
+++ b/arch/cris/include/asm/bitops.h
@@ -155,7 +155,6 @@ static inline int test_and_change_bit(int nr, volatile unsigned long *addr)
#include <asm-generic/bitops/lock.h>
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#define ext2_set_bit_atomic(l,n,a) test_and_set_bit(n,a)
#define ext2_clear_bit_atomic(l,n,a) test_and_clear_bit(n,a)
diff --git a/arch/frv/include/asm/bitops.h b/arch/frv/include/asm/bitops.h
index 2631917..e3ea644 100644
--- a/arch/frv/include/asm/bitops.h
+++ b/arch/frv/include/asm/bitops.h
@@ -402,7 +402,6 @@ int __ilog2_u64(u64 n)
#include <asm-generic/bitops/lock.h>
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#define ext2_set_bit_atomic(lock,nr,addr) test_and_set_bit ((nr) ^ 0x18, (addr))
#define ext2_clear_bit_atomic(lock,nr,addr) test_and_clear_bit((nr) ^ 0x18, (addr))
diff --git a/arch/h8300/include/asm/bitops.h b/arch/h8300/include/asm/bitops.h
index 763094f..23cea66 100644
--- a/arch/h8300/include/asm/bitops.h
+++ b/arch/h8300/include/asm/bitops.h
@@ -201,7 +201,6 @@ static __inline__ unsigned long __ffs(unsigned long word)
#include <asm-generic/bitops/hweight.h>
#include <asm-generic/bitops/lock.h>
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#include <asm-generic/bitops/ext2-atomic.h>
#include <asm-generic/bitops/minix.h>
diff --git a/arch/ia64/include/asm/bitops.h b/arch/ia64/include/asm/bitops.h
index 2cde4f0..336984a 100644
--- a/arch/ia64/include/asm/bitops.h
+++ b/arch/ia64/include/asm/bitops.h
@@ -457,7 +457,6 @@ static __inline__ unsigned long __arch_hweight64(unsigned long x)
#ifdef __KERNEL__
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#define ext2_set_bit_atomic(l,n,a) test_and_set_bit(n,a)
#define ext2_clear_bit_atomic(l,n,a) test_and_clear_bit(n,a)
diff --git a/arch/m32r/include/asm/bitops.h b/arch/m32r/include/asm/bitops.h
index 681f7e8..cdfb4c8 100644
--- a/arch/m32r/include/asm/bitops.h
+++ b/arch/m32r/include/asm/bitops.h
@@ -267,7 +267,6 @@ static __inline__ int test_and_change_bit(int nr, volatile void * addr)
#ifdef __KERNEL__
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#include <asm-generic/bitops/ext2-atomic.h>
#include <asm-generic/bitops/minix.h>
diff --git a/arch/m68k/include/asm/bitops_mm.h b/arch/m68k/include/asm/bitops_mm.h
index 8b3059d..e2cc3be 100644
--- a/arch/m68k/include/asm/bitops_mm.h
+++ b/arch/m68k/include/asm/bitops_mm.h
@@ -467,23 +467,10 @@ static inline unsigned long find_next_le_bit(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))
#define ext2_set_bit_atomic(lock, nr, addr) \
test_and_set_le_bit(nr, (unsigned long *)(addr))
-#define ext2_clear_bit(nr, addr) \
- __test_and_clear_le_bit(nr, (unsigned long *)(addr))
#define ext2_clear_bit_atomic(lock, nr, addr) \
test_and_clear_le_bit(nr, (unsigned long *)(addr))
-#define ext2_find_next_zero_bit(addr, size, offset) \
- find_next_zero_le_bit((unsigned long *)(addr), size, offset)
-#define ext2_find_next_bit(addr, size, offset) \
- find_next_le_bit((unsigned long *)(addr), size, offset)
-#define ext2_test_bit(nr, vaddr) test_le_bit(nr, vaddr)
-#define ext2_find_first_zero_bit(vaddr, size) \
- find_first_zero_le_bit((unsigned long *)(vaddr), size)
-#define ext2_find_first_bit(vaddr, size) \
- find_first_le_bit((unsigned long *)(vaddr), size)
#endif /* __KERNEL__ */
diff --git a/arch/m68k/include/asm/bitops_no.h b/arch/m68k/include/asm/bitops_no.h
index 9f5eb02..7cabe45 100644
--- a/arch/m68k/include/asm/bitops_no.h
+++ b/arch/m68k/include/asm/bitops_no.h
@@ -332,26 +332,6 @@ found_middle:
return result + ffz(__swab32(tmp));
}
-#define ext2_set_bit(nr, addr) \
- __test_and_set_le_bit(nr, addr)
-
-#define ext2_clear_bit(nr, addr) \
- test_and_clear_le_bit(nr, addr)
-
-#define ext2_test_bit(nr, addr) \
- test_le_bit(nr, addr)
-
-#define ext2_find_first_zero_bit(addr, size) \
- find_first_zero_le_bit(addr, size)
-
-#define ext2_find_next_zero_bit(addr, size, offset) \
- find_next_zero_le_bit(addr, size, offset)
-
-#define ext2_find_next_bit(addr, size, off) \
- find_next_le_bit((unsigned long *)(addr), (size), (off))
-
-#include <asm-generic/bitops/minix.h>
-
#endif /* __KERNEL__ */
#include <asm-generic/bitops/fls.h>
diff --git a/arch/mips/include/asm/bitops.h b/arch/mips/include/asm/bitops.h
index 4795820..07ce5aa 100644
--- a/arch/mips/include/asm/bitops.h
+++ b/arch/mips/include/asm/bitops.h
@@ -705,7 +705,6 @@ static inline int ffs(int word)
#include <asm-generic/bitops/const_hweight.h>
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#include <asm-generic/bitops/ext2-atomic.h>
#include <asm-generic/bitops/minix.h>
diff --git a/arch/mn10300/include/asm/bitops.h b/arch/mn10300/include/asm/bitops.h
index 4688c08..e1a9768 100644
--- a/arch/mn10300/include/asm/bitops.h
+++ b/arch/mn10300/include/asm/bitops.h
@@ -234,7 +234,6 @@ int ffs(int x)
test_and_clear_bit((nr), (addr))
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#include <asm-generic/bitops/minix-le.h>
#endif /* __KERNEL__ */
diff --git a/arch/parisc/include/asm/bitops.h b/arch/parisc/include/asm/bitops.h
index 4b9e58d..919d7ed 100644
--- a/arch/parisc/include/asm/bitops.h
+++ b/arch/parisc/include/asm/bitops.h
@@ -223,7 +223,6 @@ static __inline__ int fls(int x)
#ifdef __KERNEL__
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
/* '3' is bits per byte */
#define LE_BYTE_ADDR ((sizeof(unsigned long) - 1) << 3)
diff --git a/arch/powerpc/include/asm/bitops.h b/arch/powerpc/include/asm/bitops.h
index b4f3f84..eb9ce7f 100644
--- a/arch/powerpc/include/asm/bitops.h
+++ b/arch/powerpc/include/asm/bitops.h
@@ -303,25 +303,11 @@ unsigned long find_next_le_bit(const unsigned long *addr,
unsigned long size, unsigned long offset);
/* Bitmap functions for the ext2 filesystem */
-#define ext2_set_bit(nr,addr) \
- __test_and_set_le_bit((nr), (unsigned long*)addr)
-#define ext2_clear_bit(nr, addr) \
- __test_and_clear_le_bit((nr), (unsigned long*)addr)
-
#define ext2_set_bit_atomic(lock, nr, addr) \
test_and_set_le_bit((nr), (unsigned long*)addr)
#define ext2_clear_bit_atomic(lock, nr, addr) \
test_and_clear_le_bit((nr), (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)
-#define ext2_find_next_zero_bit(addr, size, off) \
- find_next_zero_le_bit((unsigned long *)addr, size, off)
-
-#define ext2_find_next_bit(addr, size, off) \
- find_next_le_bit((unsigned long *)addr, size, off)
/* Bitmap functions for the minix filesystem. */
#define minix_test_and_set_bit(nr,addr) \
diff --git a/arch/s390/include/asm/bitops.h b/arch/s390/include/asm/bitops.h
index 5d14515..2ac6819 100644
--- a/arch/s390/include/asm/bitops.h
+++ b/arch/s390/include/asm/bitops.h
@@ -837,25 +837,10 @@ static inline int find_next_le_bit(void *vaddr, unsigned long size,
return offset + find_first_le_bit(p, size);
}
-#define ext2_set_bit(nr, addr) \
- __test_and_set_le_bit((nr), (unsigned long *)(addr))
#define ext2_set_bit_atomic(lock, nr, addr) \
test_and_set_le_bit((nr), (unsigned long *)(addr))
-#define ext2_clear_bit(nr, addr) \
- __test_and_clear_le_bit((nr), (unsigned long *)(addr))
#define ext2_clear_bit_atomic(lock, nr, addr) \
test_and_clear_le_bit((nr), (unsigned long *)(addr))
-#define ext2_test_bit(nr, addr) \
- test_le_bit((nr), (unsigned long *)(addr))
-
-#define ext2_find_first_zero_bit(vaddr, size) \
- find_first_zero_le_bit((unsigned long *)(vaddr), (size))
-#define ext2_find_next_zero_bit(vaddr, size, offset) \
- find_next_zero_le_bit((unsigned long *)(vaddr), (size), (offset))
-#define ext2_find_first_bit(vaddr, size) \
- find_first_le_bit((unsigned long *)(vaddr), (size))
-#define ext2_find_next_bit(vaddr, size, offset) \
- find_next_le_bit((unsigned long *)(vaddr), (size), (offset))
#include <asm-generic/bitops/minix.h>
diff --git a/arch/sh/include/asm/bitops.h b/arch/sh/include/asm/bitops.h
index 9167810..fc5cd5b 100644
--- a/arch/sh/include/asm/bitops.h
+++ b/arch/sh/include/asm/bitops.h
@@ -95,7 +95,6 @@ static inline unsigned long ffz(unsigned long word)
#include <asm-generic/bitops/lock.h>
#include <asm-generic/bitops/sched.h>
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#include <asm-generic/bitops/ext2-atomic.h>
#include <asm-generic/bitops/minix.h>
#include <asm-generic/bitops/fls.h>
diff --git a/arch/sparc/include/asm/bitops_32.h b/arch/sparc/include/asm/bitops_32.h
index 5b3ab06..75da6f8 100644
--- a/arch/sparc/include/asm/bitops_32.h
+++ b/arch/sparc/include/asm/bitops_32.h
@@ -104,7 +104,6 @@ static inline void change_bit(unsigned long nr, volatile unsigned long *addr)
#include <asm-generic/bitops/lock.h>
#include <asm-generic/bitops/find.h>
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#include <asm-generic/bitops/ext2-atomic.h>
#include <asm-generic/bitops/minix.h>
diff --git a/arch/sparc/include/asm/bitops_64.h b/arch/sparc/include/asm/bitops_64.h
index 9097862..66db28e 100644
--- a/arch/sparc/include/asm/bitops_64.h
+++ b/arch/sparc/include/asm/bitops_64.h
@@ -90,7 +90,6 @@ static inline unsigned int __arch_hweight8(unsigned int w)
#ifdef __KERNEL__
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#define ext2_set_bit_atomic(lock,nr,addr) \
test_and_set_bit((nr) ^ 0x38,(unsigned long *)(addr))
diff --git a/arch/tile/include/asm/bitops.h b/arch/tile/include/asm/bitops.h
index 56b0355..5447add 100644
--- a/arch/tile/include/asm/bitops.h
+++ b/arch/tile/include/asm/bitops.h
@@ -123,7 +123,6 @@ static inline unsigned long __arch_hweight64(__u64 w)
#include <asm-generic/bitops/find.h>
#include <asm-generic/bitops/sched.h>
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#include <asm-generic/bitops/minix.h>
#endif /* _ASM_TILE_BITOPS_H */
diff --git a/arch/x86/include/asm/bitops.h b/arch/x86/include/asm/bitops.h
index c68bc10..3c95e07 100644
--- a/arch/x86/include/asm/bitops.h
+++ b/arch/x86/include/asm/bitops.h
@@ -457,7 +457,6 @@ static inline int fls(int x)
#ifdef __KERNEL__
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#define ext2_set_bit_atomic(lock, nr, addr) \
test_and_set_bit((nr), (unsigned long *)(addr))
diff --git a/arch/xtensa/include/asm/bitops.h b/arch/xtensa/include/asm/bitops.h
index 0475c11..a56b7b5 100644
--- a/arch/xtensa/include/asm/bitops.h
+++ b/arch/xtensa/include/asm/bitops.h
@@ -107,7 +107,6 @@ static inline unsigned long __fls(unsigned long word)
#include <asm-generic/bitops/fls64.h>
#include <asm-generic/bitops/find.h>
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#ifdef __XTENSA_EL__
# define ext2_set_bit_atomic(lock,nr,addr) \
diff --git a/include/asm-generic/bitops.h b/include/asm-generic/bitops.h
index 933710b..dd7c014 100644
--- a/include/asm-generic/bitops.h
+++ b/include/asm-generic/bitops.h
@@ -39,7 +39,6 @@
#include <asm-generic/bitops/atomic.h>
#include <asm-generic/bitops/non-atomic.h>
#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
#include <asm-generic/bitops/ext2-atomic.h>
#include <asm-generic/bitops/minix.h>
diff --git a/include/asm-generic/bitops/ext2-non-atomic.h b/include/asm-generic/bitops/ext2-non-atomic.h
deleted file mode 100644
index c4639dd..0000000
--- a/include/asm-generic/bitops/ext2-non-atomic.h
+++ /dev/null
@@ -1,18 +0,0 @@
-#ifndef _ASM_GENERIC_BITOPS_EXT2_NON_ATOMIC_H_
-#define _ASM_GENERIC_BITOPS_EXT2_NON_ATOMIC_H_
-
-#define ext2_set_bit(nr,addr) \
- __test_and_set_le_bit((nr), (unsigned long *)(addr))
-#define ext2_clear_bit(nr,addr) \
- __test_and_clear_le_bit((nr), (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))
-#define ext2_find_next_zero_bit(addr, size, off) \
- find_next_zero_le_bit((unsigned long *)(addr), (size), (off))
-#define ext2_find_next_bit(addr, size, off) \
- find_next_le_bit((unsigned long *)(addr), (size), (off))
-
-#endif /* _ASM_GENERIC_BITOPS_EXT2_NON_ATOMIC_H_ */
diff --git a/include/linux/ext2_fs.h b/include/linux/ext2_fs.h
index 2dfa707..5348177 100644
--- a/include/linux/ext2_fs.h
+++ b/include/linux/ext2_fs.h
@@ -353,6 +353,18 @@ struct ext2_inode {
#define set_opt(o, opt) o |= EXT2_MOUNT_##opt
#define test_opt(sb, opt) (EXT2_SB(sb)->s_mount_opt & \
EXT2_MOUNT_##opt)
+
+#define ext2_set_bit(nr, addr) \
+ __test_and_set_le_bit((nr), (unsigned long *)(addr))
+#define ext2_clear_bit(nr, addr) \
+ __test_and_clear_le_bit((nr), (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))
+#define ext2_find_next_zero_bit(addr, size, off) \
+ find_next_zero_le_bit((unsigned long *)(addr), (size), (off))
+
/*
* Maximal mount counts between two filesystem checks
*/
--
1.7.1.231.gd0b16
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH 11/22] ext3: use little endian bitops
2010-10-15 9:46 ` [PATCH 11/22] ext3: use little endian bitops Akinobu Mita
@ 2010-10-18 10:31 ` Jan Kara
0 siblings, 0 replies; 4+ messages in thread
From: Jan Kara @ 2010-10-18 10:31 UTC (permalink / raw)
To: Akinobu Mita
Cc: linux-kernel, linux-arch, Arnd Bergmann, Christoph Hellwig,
Andrew Morton, Jan Kara, Andreas Dilger, linux-ext4
On Fri 15-10-10 18:46:10, Akinobu Mita wrote:
> As a preparation for removing ext2 non-atomic bit operations from
> asm/bitops.h. This converts ext2 non-atomic bit operations to
> little endian bit operations.
>
> Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
> Cc: Jan Kara <jack@suse.cz>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Andreas Dilger <adilger.kernel@dilger.ca>
> Cc: linux-ext4@vger.kernel.org
Acked-by: Jan Kara <jack@suse.cz>
Honza
> ---
> include/linux/ext3_fs.h | 15 ++++++++++-----
> 1 files changed, 10 insertions(+), 5 deletions(-)
>
> diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h
> index 6ce1bca..34ef455 100644
> --- a/include/linux/ext3_fs.h
> +++ b/include/linux/ext3_fs.h
> @@ -418,13 +418,18 @@ struct ext3_inode {
> #define EXT2_MOUNT_DATA_FLAGS EXT3_MOUNT_DATA_FLAGS
> #endif
>
> -#define ext3_set_bit ext2_set_bit
> +#define ext3_set_bit(nr, addr) \
> + __test_and_set_le_bit((nr), (unsigned long *)(addr))
> #define ext3_set_bit_atomic ext2_set_bit_atomic
> -#define ext3_clear_bit ext2_clear_bit
> +#define ext3_clear_bit(nr, addr) \
> + __test_and_clear_le_bit((nr), (unsigned long *)(addr))
> #define ext3_clear_bit_atomic ext2_clear_bit_atomic
> -#define ext3_test_bit ext2_test_bit
> -#define ext3_find_first_zero_bit ext2_find_first_zero_bit
> -#define ext3_find_next_zero_bit ext2_find_next_zero_bit
> +#define ext3_test_bit(nr, addr) \
> + test_le_bit((nr), (unsigned long *)(addr))
> +#define ext3_find_first_zero_bit(addr, size) \
> + find_first_zero_le_bit((unsigned long *)(addr), (size))
> +#define ext3_find_next_zero_bit(addr, size, off) \
> + find_next_zero_le_bit((unsigned long *)(addr), (size), (off))
>
> /*
> * Maximal mount counts between two filesystem checks
> --
> 1.7.1.231.gd0b16
>
--
Jan Kara <jack@suse.cz>
SUSE Labs, CR
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2010-10-18 10:32 UTC | newest]
Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
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2010-10-15 9:46 ` [PATCH 11/22] ext3: use little endian bitops Akinobu Mita
2010-10-18 10:31 ` Jan Kara
2010-10-15 9:46 ` [PATCH 12/22] ext4: " Akinobu Mita
2010-10-15 9:46 ` [PATCH 20/22] bitops: remove ext2 non-atomic bitops from asm/bitops.h Akinobu Mita
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