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authorLai Jiangshan <laijs@cn.fujitsu.com>2008-10-18 20:28:21 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-20 08:52:39 -0700
commitc4596435404976b0ded9cdf18b456ca2e1408ddd (patch)
treeec8dce51ec28d3f94f39c7af9ec6685ceeb7e76b
parent30e8e13603c247c301fdacabef2a765c84840994 (diff)
bitmask: remove bitmap_scnprintf_len()
bitmap_scnprintf_len() is not used now, so we remove it. Otherwise we have to maintain it and make its return value always equal to bitmap_scnprintf()'s return value. Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> Cc: Alexey Dobriyan <adobriyan@gmail.com> Cc: Paul Menage <menage@google.com> Cc: Paul Jackson <pj@sgi.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/linux/bitmap.h1
-rw-r--r--lib/bitmap.c11
2 files changed, 0 insertions, 12 deletions
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index 89781fd4885..1abfe664c44 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -110,7 +110,6 @@ extern int __bitmap_weight(const unsigned long *bitmap, int bits);
extern int bitmap_scnprintf(char *buf, unsigned int len,
const unsigned long *src, int nbits);
-extern int bitmap_scnprintf_len(unsigned int nr_bits);
extern int __bitmap_parse(const char *buf, unsigned int buflen, int is_user,
unsigned long *dst, int nbits);
extern int bitmap_parse_user(const char __user *ubuf, unsigned int ulen,
diff --git a/lib/bitmap.c b/lib/bitmap.c
index 06fb57c86de..482df94ea21 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -316,17 +316,6 @@ int bitmap_scnprintf(char *buf, unsigned int buflen,
EXPORT_SYMBOL(bitmap_scnprintf);
/**
- * bitmap_scnprintf_len - return buffer length needed to convert
- * bitmap to an ASCII hex string
- * @nr_bits: number of bits to be converted
- */
-int bitmap_scnprintf_len(unsigned int nr_bits)
-{
- unsigned int nr_nibbles = ALIGN(nr_bits, 4) / 4;
- return nr_nibbles + ALIGN(nr_nibbles, CHUNKSZ / 4) / (CHUNKSZ / 4) - 1;
-}
-
-/**
* __bitmap_parse - convert an ASCII hex string into a bitmap.
* @buf: pointer to buffer containing string.
* @buflen: buffer size in bytes. If string is smaller than this