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    Subject[Patch 6/6] dm: use sector_div()
    Use sector_div() rather than defining own version.  [Christophe Saout]
    --- diff/drivers/md/dm-stripe.c 2003-06-30 10:07:21.000000000 +0100
    +++ source/drivers/md/dm-stripe.c 2003-07-31 11:31:48.000000000 +0100
    @@ -64,30 +64,6 @@
    }

    /*
    - * FIXME: Nasty function, only present because we can't link
    - * against __moddi3 and __divdi3.
    - *
    - * returns a == b * n
    - */
    -static int multiple(sector_t a, sector_t b, sector_t *n)
    -{
    - sector_t acc, prev, i;
    -
    - *n = 0;
    - while (a >= b) {
    - for (acc = b, prev = 0, i = 1;
    - acc <= a;
    - prev = acc, acc <<= 1, i <<= 1)
    - ;
    -
    - a -= prev;
    - *n += i >> 1;
    - }
    -
    - return a == 0;
    -}
    -
    -/*
    * Construct a striped mapping.
    * <number of stripes> <chunk size (2^^n)> [<dev_path> <offset>]+
    */
    @@ -126,7 +102,8 @@
    return -EINVAL;
    }

    - if (!multiple(ti->len, stripes, &width)) {
    + width = ti->len;
    + if (sector_div(width, stripes)) {
    ti->error = "dm-stripe: Target length not divisable by "
    "number of stripes";
    return -EINVAL;
    -
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