RAID5_STRIPE_SHIFT
conf->chunk_sectors >> RAID5_STRIPE_SHIFT(conf)))
RAID5_STRIPE_SHIFT(conf), ctx->sectors_to_do);
s = (logical_sector - ctx->first_sector) >> RAID5_STRIPE_SHIFT(conf);
(s << RAID5_STRIPE_SHIFT(conf));
RAID5_STRIPE_SHIFT(conf));
lim.max_hw_sectors = RAID5_MAX_REQ_STRIPES << RAID5_STRIPE_SHIFT(conf);
int hash = (sect >> RAID5_STRIPE_SHIFT(conf)) & HASH_MASK;
return (sect >> RAID5_STRIPE_SHIFT(conf)) & STRIPE_HASH_LOCKS_MASK;