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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>
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30e8e13603
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c459643540
@ -110,7 +110,6 @@ extern int __bitmap_weight(const unsigned long *bitmap, int bits);
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extern int bitmap_scnprintf(char *buf, unsigned int len,
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const unsigned long *src, int nbits);
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extern int bitmap_scnprintf_len(unsigned int nr_bits);
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extern int __bitmap_parse(const char *buf, unsigned int buflen, int is_user,
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unsigned long *dst, int nbits);
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extern int bitmap_parse_user(const char __user *ubuf, unsigned int ulen,
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11
lib/bitmap.c
11
lib/bitmap.c
@ -315,17 +315,6 @@ int bitmap_scnprintf(char *buf, unsigned int buflen,
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}
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EXPORT_SYMBOL(bitmap_scnprintf);
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/**
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* bitmap_scnprintf_len - return buffer length needed to convert
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* bitmap to an ASCII hex string
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* @nr_bits: number of bits to be converted
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*/
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int bitmap_scnprintf_len(unsigned int nr_bits)
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{
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unsigned int nr_nibbles = ALIGN(nr_bits, 4) / 4;
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return nr_nibbles + ALIGN(nr_nibbles, CHUNKSZ / 4) / (CHUNKSZ / 4) - 1;
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}
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/**
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* __bitmap_parse - convert an ASCII hex string into a bitmap.
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* @buf: pointer to buffer containing string.
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