- offset = sector & conf->chunk_mask;
- if (conf->far_offset) {
- int fc;
- chunk = sector >> conf->chunk_shift;
- fc = sector_div(chunk, conf->far_copies);
- dev -= fc * conf->near_copies;
- if (dev < 0)
- dev += conf->raid_disks;
- } else {
- while (sector > conf->stride) {
- sector -= conf->stride;
- if (dev < conf->near_copies)
- dev += conf->raid_disks - conf->near_copies;
- else
- dev -= conf->near_copies;
- }
- chunk = sector >> conf->chunk_shift;
+ while (sector > conf->stride) {
+ sector -= conf->stride;
+ if (dev < conf->near_copies)
+ dev += conf->raid_disks - conf->near_copies;
+ else
+ dev -= conf->near_copies;