On Wed, Sep 21, 2016 at 10:40:22PM -0400, Guoqing Jiang wrote:
>
> Does the below change work? Thanks.
Yes, this patch (after un-email-mangling it) fixes it.
>
> diff --git a/super1.c b/super1.c
> index 9f62d23..6a0b075 100644
> --- a/super1.c
> +++ b/super1.c
> @@ -2433,7 +2433,10 @@ static int write_bitmap1(struct supertype *st, int
> fd, enum bitmap_update update
> memset(buf, 0xff, 4096);
> memcpy(buf, (char *)bms, sizeof(bitmap_super_t));
>
> - towrite = calc_bitmap_size(bms, 4096);
> + if (__le32_to_cpu(bms->nodes) == 0)
> + towrite = calc_bitmap_size(bms, 512);
> + else
> + towrite = calc_bitmap_size(bms, 4096);
> while (towrite > 0) {
>
> Regards,
> Guoqing
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