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cpumask: remove bitmap_scnprintf_len and cpumask_scnprintf_len

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They aren't used.  They were briefly used as part of some other patches to
provide an alternative format for displaying some /proc and /sys cpumasks.
They probably should have been removed when those other patches were dropped,
in favor of a different solution.

Signed-off-by: Paul Jackson <pj@sgi.com>
Cc: "Mike Travis" <travis@sgi.com>
Cc: "Bert Wesarg" <bert.wesarg@googlemail.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Paul Jackson 2008-05-12 14:02:29 -07:00 committed by Linus Torvalds
parent 53c78dd171
commit f4ed0deae8
3 changed files with 0 additions and 24 deletions
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1
include/linux/bitmap.h
View file

@ -110,7 +110,6 @@ extern int __bitmap_weight(const unsigned long *bitmap, int bits);
extern int bitmap_scnprintf(char *buf, unsigned int len, extern int bitmap_scnprintf(char *buf, unsigned int len,
const unsigned long *src, int nbits); const unsigned long *src, int nbits);
extern int bitmap_scnprintf_len(unsigned int len);
extern int __bitmap_parse(const char *buf, unsigned int buflen, int is_user, extern int __bitmap_parse(const char *buf, unsigned int buflen, int is_user,
unsigned long *dst, int nbits); unsigned long *dst, int nbits);
extern int bitmap_parse_user(const char __user *ubuf, unsigned int ulen, extern int bitmap_parse_user(const char __user *ubuf, unsigned int ulen,

7
include/linux/cpumask.h
View file

@ -289,13 +289,6 @@ static inline int __cpumask_scnprintf(char *buf, int len,
return bitmap_scnprintf(buf, len, srcp->bits, nbits); return bitmap_scnprintf(buf, len, srcp->bits, nbits);
} }
#define cpumask_scnprintf_len(len) \
__cpumask_scnprintf_len((len))
static inline int __cpumask_scnprintf_len(int len)
{
return bitmap_scnprintf_len(len);
}
#define cpumask_parse_user(ubuf, ulen, dst) \ #define cpumask_parse_user(ubuf, ulen, dst) \
__cpumask_parse_user((ubuf), (ulen), &(dst), NR_CPUS) __cpumask_parse_user((ubuf), (ulen), &(dst), NR_CPUS)
static inline int __cpumask_parse_user(const char __user *buf, int len, static inline int __cpumask_parse_user(const char __user *buf, int len,

16
lib/bitmap.c
View file

@ -315,22 +315,6 @@ int bitmap_scnprintf(char *buf, unsigned int buflen,
} }
EXPORT_SYMBOL(bitmap_scnprintf); EXPORT_SYMBOL(bitmap_scnprintf);
/**
* bitmap_scnprintf_len - return buffer length needed to convert
* bitmap to an ASCII hex string.
* @len: number of bits to be converted
*/
int bitmap_scnprintf_len(unsigned int len)
{
/* we need 9 chars per word for 32 bit words (8 hexdigits + sep/null) */
int bitslen = ALIGN(len, CHUNKSZ);
int wordlen = CHUNKSZ / 4;
int buflen = (bitslen / wordlen) * (wordlen + 1) * sizeof(char);
return buflen;
}
EXPORT_SYMBOL(bitmap_scnprintf_len);
/** /**
* __bitmap_parse - convert an ASCII hex string into a bitmap. * __bitmap_parse - convert an ASCII hex string into a bitmap.
* @buf: pointer to buffer containing string. * @buf: pointer to buffer containing string.