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iommu sg: kill __clear_bit_string and find_next_zero_string

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This kills unused __clear_bit_string and find_next_zero_string (they
were used by only gart and calgary IOMMUs).

Signed-off-by: FUJITA Tomonori <[email protected]>
Cc: Jeff Garzik <[email protected]>
Cc: James Bottomley <[email protected]>
Cc: Jens Axboe <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Muli Ben-Yehuda <[email protected]>
Cc: Andi Kleen <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
FUJITA Tomonori 2008-02-04 22:28:12 -08:00 • committed by Linus Torvalds
commit 67ec11cf96
3 changed files with 1 additions and 45 deletions
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16
include/asm-x86/bitops_64.h
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@ -37,12 +37,6 @@ static inline long __scanbit(unsigned long val, unsigned long max)
((off)+(__scanbit(~(((*(unsigned long *)addr)) >> (off)),(size)-(off)))) : \
find_next_zero_bit(addr,size,off)))
/*
* Find string of zero bits in a bitmap. -1 when not found.
*/
extern unsigned long
find_next_zero_string(unsigned long *bitmap, long start, long nbits, int len);
static inline void set_bit_string(unsigned long *bitmap, unsigned long i,
int len)
{
@ -53,16 +47,6 @@ static inline void set_bit_string(unsigned long *bitmap, unsigned long i,
}
}
static inline void __clear_bit_string(unsigned long *bitmap, unsigned long i,
int len)
{
unsigned long end = i + len;
while (i < end) {
__clear_bit(i, bitmap);
i++;
}
}
/**
* ffz - find first zero in word.
* @word: The word to search