summaryrefslogtreecommitdiffstats
path: root/lib
diff options
context:
space:
mode:
authorAkinobu Mita <akinobu.mita@gmail.com>2011-05-27 01:26:10 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-27 02:12:38 +0200
commit63e424c84429903c92a0f1e9654c31ccaf6694d0 (patch)
tree7a5dbe2587176f3552a71aa18d4cc006bc05261b /lib
parentbitops: add #ifndef for each of find bitops (diff)
downloadlinux-63e424c84429903c92a0f1e9654c31ccaf6694d0.tar.xz
linux-63e424c84429903c92a0f1e9654c31ccaf6694d0.zip
arch: remove CONFIG_GENERIC_FIND_{NEXT_BIT,BIT_LE,LAST_BIT}
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> Acked-by: Greg Ungerer <gerg@uclinux.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Russell King <linux@arm.linux.org.uk> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib')
-rw-r--r--lib/Kconfig10
-rw-r--r--lib/Makefile8
-rw-r--r--lib/find_next_bit.c6
3 files changed, 2 insertions, 22 deletions
diff --git a/lib/Kconfig b/lib/Kconfig
index 9c10e38fc609..830181cc7a83 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 4b49a249064b..6b597fdb1898 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
@@ -22,7 +22,7 @@ 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 \
- bsearch.o
+ bsearch.o find_last_bit.o
obj-y += kstrtox.o
obj-$(CONFIG_TEST_KSTRTOX) += test-kstrtox.o
@@ -39,10 +39,6 @@ obj-$(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 c02d09f37d58..4bd75a73ba00 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 */