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Subject[PATCH v2 3/6] arch: remove CONFIG_GENERIC_FIND_{NEXT_BIT,BIT_LE,LAST_BIT}
Date
By the previous style change, CONFIG_GENERIC_FIND_NEXT_BIT,
CONFIG_GENERIC_FIND_BIT_LE, and CONFIG_GENERIC_FIND_LAST_BIT are
not used to test for existence of find bitops anymore.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
---
No change from previous submission

arch/alpha/Kconfig | 4 ----
arch/blackfin/Kconfig | 3 ---
arch/cris/Kconfig | 4 ----
arch/frv/Kconfig | 8 --------
arch/h8300/Kconfig | 8 --------
arch/ia64/Kconfig | 4 ----
arch/m32r/Kconfig | 8 --------
arch/m68k/Kconfig.nommu | 4 ----
arch/microblaze/Kconfig | 6 ------
arch/mips/Kconfig | 8 --------
arch/mn10300/Kconfig | 3 ---
arch/parisc/Kconfig | 8 --------
arch/powerpc/Kconfig | 8 --------
arch/score/Kconfig | 3 ---
arch/sh/Kconfig | 6 ------
arch/sparc/Kconfig | 8 --------
arch/tile/Kconfig | 1 -
arch/um/Kconfig.x86 | 1 -
arch/x86/Kconfig | 1 -
arch/xtensa/Kconfig | 6 ------
include/linux/bitops.h | 2 --
lib/Kconfig | 10 ----------
lib/Makefile | 9 +++------
lib/find_next_bit.c | 6 ------
24 files changed, 3 insertions(+), 126 deletions(-)
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 9808998..1e3fd03 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -40,10 +40,6 @@ config ARCH_HAS_ILOG2_U64
bool
default n

-config GENERIC_FIND_NEXT_BIT
- bool
- default y
-
config GENERIC_CALIBRATE_DELAY
bool
default y
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig
index 8addb12..f465e10 100644
--- a/arch/blackfin/Kconfig
+++ b/arch/blackfin/Kconfig
@@ -45,9 +45,6 @@ config GENERIC_BUG
config ZONE_DMA
def_bool y

-config GENERIC_FIND_NEXT_BIT
- def_bool y
-
config GENERIC_GPIO
def_bool y

diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig
index a6d0306..b6b94a2 100644
--- a/arch/cris/Kconfig
+++ b/arch/cris/Kconfig
@@ -31,10 +31,6 @@ config ARCH_HAS_ILOG2_U64
bool
default n

-config GENERIC_FIND_NEXT_BIT
- bool
- default y
-
config GENERIC_HWEIGHT
bool
default y
diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig
index 064f621..cb884e4 100644
--- a/arch/frv/Kconfig
+++ b/arch/frv/Kconfig
@@ -19,14 +19,6 @@ config RWSEM_GENERIC_SPINLOCK
config RWSEM_XCHGADD_ALGORITHM
bool

-config GENERIC_FIND_NEXT_BIT
- bool
- default y
-
-config GENERIC_FIND_BIT_LE
- bool
- default y
-
config GENERIC_HWEIGHT
bool
default y
diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig
index e20322f..091ed61 100644
--- a/arch/h8300/Kconfig
+++ b/arch/h8300/Kconfig
@@ -41,14 +41,6 @@ config ARCH_HAS_ILOG2_U64
bool
default n

-config GENERIC_FIND_NEXT_BIT
- bool
- default y
-
-config GENERIC_FIND_BIT_LE
- bool
- default y
-
config GENERIC_HWEIGHT
bool
default y
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index e5cc56a..38280ef 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -78,10 +78,6 @@ config HUGETLB_PAGE_SIZE_VARIABLE
depends on HUGETLB_PAGE
default y

-config GENERIC_FIND_NEXT_BIT
- bool
- default y
-
config GENERIC_CALIBRATE_DELAY
bool
default y
diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig
index 736b808..85b44e8 100644
--- a/arch/m32r/Kconfig
+++ b/arch/m32r/Kconfig
@@ -256,14 +256,6 @@ config ARCH_HAS_ILOG2_U64
bool
default n

-config GENERIC_FIND_NEXT_BIT
- bool
- default y
-
-config GENERIC_FIND_BIT_LE
- bool
- default y
-
config GENERIC_HWEIGHT
bool
default y
diff --git a/arch/m68k/Kconfig.nommu b/arch/m68k/Kconfig.nommu
index 273bcca..fc98f9b 100644
--- a/arch/m68k/Kconfig.nommu
+++ b/arch/m68k/Kconfig.nommu
@@ -2,10 +2,6 @@ config FPU
bool
default n

-config GENERIC_FIND_NEXT_BIT
- bool
- default y
-
config GENERIC_GPIO
bool
default n
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index eccdefe..e446bab 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -33,12 +33,6 @@ config ARCH_HAS_ILOG2_U32
config ARCH_HAS_ILOG2_U64
def_bool n

-config GENERIC_FIND_NEXT_BIT
- def_bool y
-
-config GENERIC_FIND_BIT_LE
- def_bool y
-
config GENERIC_HWEIGHT
def_bool y

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 8e256cc..319c0a1 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -774,14 +774,6 @@ config ARCH_SUPPORTS_OPROFILE
bool
default y if !MIPS_MT_SMTC

-config GENERIC_FIND_NEXT_BIT
- bool
- default y
-
-config GENERIC_FIND_BIT_LE
- bool
- default y
-
config GENERIC_HWEIGHT
bool
default y
diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig
index feaf09c..1f87034 100644
--- a/arch/mn10300/Kconfig
+++ b/arch/mn10300/Kconfig
@@ -44,9 +44,6 @@ config GENERIC_CALIBRATE_DELAY
config GENERIC_CMOS_UPDATE
def_bool n

-config GENERIC_FIND_NEXT_BIT
- def_bool y
-
config GENERIC_HWEIGHT
def_bool y

diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index 69ff049..65adc86 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -47,14 +47,6 @@ config ARCH_HAS_ILOG2_U64
bool
default n

-config GENERIC_FIND_NEXT_BIT
- bool
- default y
-
-config GENERIC_FIND_BIT_LE
- bool
- default y
-
config GENERIC_BUG
bool
default y
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 8f4d50b..17d0ddc 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -91,14 +91,6 @@ config GENERIC_HWEIGHT
bool
default y

-config GENERIC_FIND_NEXT_BIT
- bool
- default y
-
-config GENERIC_FIND_BIT_LE
- bool
- default y
-
config GENERIC_GPIO
bool
help
diff --git a/arch/score/Kconfig b/arch/score/Kconfig
index e73bc78..288add8 100644
--- a/arch/score/Kconfig
+++ b/arch/score/Kconfig
@@ -43,9 +43,6 @@ config NO_DMA
config RWSEM_GENERIC_SPINLOCK
def_bool y

-config GENERIC_FIND_NEXT_BIT
- def_bool y
-
config GENERIC_HWEIGHT
def_bool y

diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 4b89da2..b20a2da 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -71,12 +71,6 @@ config GENERIC_CSUM
def_bool y
depends on SUPERH64

-config GENERIC_FIND_NEXT_BIT
- def_bool y
-
-config GENERIC_FIND_BIT_LE
- def_bool y
-
config GENERIC_HWEIGHT
def_bool y

diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index e560d10..9d7c2ff 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -189,14 +189,6 @@ config RWSEM_XCHGADD_ALGORITHM
bool
default y if SPARC64

-config GENERIC_FIND_NEXT_BIT
- bool
- default y
-
-config GENERIC_FIND_BIT_LE
- bool
- default y
-
config GENERIC_HWEIGHT
bool
default y if !ULTRA_HAS_POPULATION_COUNT
diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig
index e32b0c2..a1f4642 100644
--- a/arch/tile/Kconfig
+++ b/arch/tile/Kconfig
@@ -5,7 +5,6 @@ config TILE
def_bool y
select HAVE_KVM if !TILEGX
select GENERIC_FIND_FIRST_BIT
- select GENERIC_FIND_NEXT_BIT
select USE_GENERIC_SMP_HELPERS
select CC_OPTIMIZE_FOR_SIZE
select HAVE_GENERIC_HARDIRQS
diff --git a/arch/um/Kconfig.x86 b/arch/um/Kconfig.x86
index a9da516..c349960 100644
--- a/arch/um/Kconfig.x86
+++ b/arch/um/Kconfig.x86
@@ -15,7 +15,6 @@ endmenu
config UML_X86
def_bool y
select GENERIC_FIND_FIRST_BIT
- select GENERIC_FIND_NEXT_BIT

config 64BIT
bool
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index cc6c53a..2617e00 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -65,7 +65,6 @@ config X86
select HAVE_GENERIC_HARDIRQS
select HAVE_SPARSE_IRQ
select GENERIC_FIND_FIRST_BIT
- select GENERIC_FIND_NEXT_BIT
select GENERIC_IRQ_PROBE
select GENERIC_PENDING_IRQ if SMP
select GENERIC_IRQ_SHOW
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 7c275f5..5d43c1f 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -20,12 +20,6 @@ config XTENSA
config RWSEM_XCHGADD_ALGORITHM
def_bool y

-config GENERIC_FIND_NEXT_BIT
- def_bool y
-
-config GENERIC_FIND_BIT_LE
- def_bool y
-
config GENERIC_HWEIGHT
def_bool y

diff --git a/include/linux/bitops.h b/include/linux/bitops.h
index 4829252..a3ef66a 100644
--- a/include/linux/bitops.h
+++ b/include/linux/bitops.h
@@ -148,7 +148,6 @@ static inline unsigned long __ffs64(u64 word)

#ifdef __KERNEL__

-#ifdef CONFIG_GENERIC_FIND_LAST_BIT
#ifndef find_last_bit
/**
* find_last_bit - find the last set bit in a memory region
@@ -160,7 +159,6 @@ static inline unsigned long __ffs64(u64 word)
extern unsigned long find_last_bit(const unsigned long *addr,
unsigned long size);
#endif
-#endif /* CONFIG_GENERIC_FIND_LAST_BIT */

#endif /* __KERNEL__ */
#endif
diff --git a/lib/Kconfig b/lib/Kconfig
index 9c10e38..830181c 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -19,16 +19,6 @@ config RATIONAL
config GENERIC_FIND_FIRST_BIT
bool

-config GENERIC_FIND_NEXT_BIT
- bool
-
-config GENERIC_FIND_BIT_LE
- bool
-
-config GENERIC_FIND_LAST_BIT
- bool
- default y
-
config CRC_CCITT
tristate "CRC-CCITT functions"
help
diff --git a/lib/Makefile b/lib/Makefile
index ef0f285..e2b8116 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -12,7 +12,7 @@ lib-y := ctype.o string.o vsprintf.o cmdline.o \
idr.o int_sqrt.o extable.o prio_tree.o \
sha1.o irq_regs.o reciprocal_div.o argv_split.o \
proportions.o prio_heap.o ratelimit.o show_mem.o \
- is_single_threaded.o plist.o decompress.o
+ is_single_threaded.o plist.o decompress.o find_next_bit.o

lib-$(CONFIG_MMU) += ioremap.o
lib-$(CONFIG_SMP) += cpumask.o
@@ -21,7 +21,8 @@ lib-y += kobject.o kref.o klist.o

obj-y += bcd.o div64.o sort.o parser.o halfmd4.o debug_locks.o random32.o \
bust_spinlocks.o hexdump.o kasprintf.o bitmap.o scatterlist.o \
- string_helpers.o gcd.o lcm.o list_sort.o uuid.o flex_array.o
+ string_helpers.o gcd.o lcm.o list_sort.o uuid.o flex_array.o \
+ find_last_bit.o
obj-y += kstrtox.o
obj-$(CONFIG_TEST_KSTRTOX) += test-kstrtox.o

@@ -38,10 +39,6 @@ obj-$(CONFIG_DEBUG_LOCKING_API_SELFTESTS) += locking-selftest.o
obj-$(CONFIG_DEBUG_SPINLOCK) += spinlock_debug.o
lib-$(CONFIG_RWSEM_GENERIC_SPINLOCK) += rwsem-spinlock.o
lib-$(CONFIG_RWSEM_XCHGADD_ALGORITHM) += rwsem.o
-lib-$(CONFIG_GENERIC_FIND_FIRST_BIT) += find_next_bit.o
-lib-$(CONFIG_GENERIC_FIND_NEXT_BIT) += find_next_bit.o
-lib-$(CONFIG_GENERIC_FIND_BIT_LE) += find_next_bit.o
-obj-$(CONFIG_GENERIC_FIND_LAST_BIT) += find_last_bit.o

CFLAGS_hweight.o = $(subst $(quote),,$(CONFIG_ARCH_HWEIGHT_CFLAGS))
obj-$(CONFIG_GENERIC_HWEIGHT) += hweight.o
diff --git a/lib/find_next_bit.c b/lib/find_next_bit.c
index c02d09f..4bd75a7 100644
--- a/lib/find_next_bit.c
+++ b/lib/find_next_bit.c
@@ -16,7 +16,6 @@

#define BITOP_WORD(nr) ((nr) / BITS_PER_LONG)

-#ifdef CONFIG_GENERIC_FIND_NEXT_BIT
#ifndef find_next_bit
/*
* Find the next set bit in a memory region.
@@ -107,9 +106,7 @@ found_middle:
}
EXPORT_SYMBOL(find_next_zero_bit);
#endif
-#endif /* CONFIG_GENERIC_FIND_NEXT_BIT */

-#ifdef CONFIG_GENERIC_FIND_FIRST_BIT
#ifndef find_first_bit
/*
* Find the first set bit in a memory region.
@@ -165,10 +162,8 @@ found:
}
EXPORT_SYMBOL(find_first_zero_bit);
#endif
-#endif /* CONFIG_GENERIC_FIND_FIRST_BIT */

#ifdef __BIG_ENDIAN
-#ifdef CONFIG_GENERIC_FIND_BIT_LE

/* include/linux/byteorder does not support "unsigned long" type */
static inline unsigned long ext2_swabp(const unsigned long * x)
@@ -287,5 +282,4 @@ found_middle_swap:
EXPORT_SYMBOL(find_next_bit_le);
#endif

-#endif /* CONFIG_GENERIC_FIND_BIT_LE */
#endif /* __BIG_ENDIAN */
--
1.7.4.4


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