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    Subject[PATCH v3 7/7] m68knommu: use generic find_next_bit_le()
    Date
    The implementation of find_next_bit_le() on m68knommu is
    identical with the generic implementation of find_next_bit_le().

    Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
    Cc: Greg Ungerer <gerg@uclinux.org>
    ---
    arch/m68k/include/asm/bitops_no.h | 46 +-----------------------------------
    1 files changed, 2 insertions(+), 44 deletions(-)

    diff --git a/arch/m68k/include/asm/bitops_no.h b/arch/m68k/include/asm/bitops_no.h
    index cd229fb..c4250ae 100644
    --- a/arch/m68k/include/asm/bitops_no.h
    +++ b/arch/m68k/include/asm/bitops_no.h
    @@ -337,50 +337,8 @@ found_middle:
    }
    #define find_next_zero_bit_le find_next_zero_bit_le

    -static inline unsigned long find_next_bit_le(const void *addr, unsigned
    - long size, unsigned long offset)
    -{
    - const unsigned long *p = addr;
    - unsigned long result = offset & ~(BITS_PER_LONG - 1);
    - unsigned long tmp;
    -
    - if (offset >= size)
    - return size;
    - p += offset / BITS_PER_LONG;
    - size -= result;
    - offset &= (BITS_PER_LONG - 1UL);
    - if (offset) {
    - tmp = __swab32(*(p++));
    - tmp &= (~0UL << offset);
    - if (size < BITS_PER_LONG)
    - goto found_first;
    - if (tmp)
    - goto found_middle;
    - size -= BITS_PER_LONG;
    - result += BITS_PER_LONG;
    - }
    -
    - while (size & ~(BITS_PER_LONG - 1)) {
    - tmp = *(p++);
    - if (tmp)
    - goto found_middle_swap;
    - result += BITS_PER_LONG;
    - size -= BITS_PER_LONG;
    - }
    - if (!size)
    - return result;
    - tmp = __swab32(*p);
    -found_first:
    - tmp &= (~0UL >> (BITS_PER_LONG - size));
    - if (tmp == 0UL) /* Are any bits set? */
    - return result + size; /* Nope. */
    -found_middle:
    - return result + __ffs(tmp);
    -
    -found_middle_swap:
    - return result + __ffs(__swab32(tmp));
    -}
    -#define find_next_bit_le find_next_bit_le
    +extern unsigned long find_next_bit_le(const void *addr,
    + unsigned long size, unsigned long offset);

    #endif /* __KERNEL__ */

    --
    1.7.4.4


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