bitmap_parse_user
err = bitmap_parse_user(ubuf, count, t, adap->sge.egr_sz);
int bitmap_parse_user(const char __user *ubuf, unsigned int ulen, unsigned long *dst, int nbits);
return bitmap_parse_user(buf, len, cpumask_bits(dstp), nr_cpumask_bits);
return bitmap_parse_user(buf, len, dstp->bits, nbits);
EXPORT_SYMBOL(bitmap_parse_user);