Lines Matching defs:region_size
43 unsigned region_size; /* Region size in 512-byte sectors */
45 signed char region_size_bits; /* log2 of region_size or -1 */
60 unsigned region_size)
69 sctx->region_size = region_size;
82 if (!(sctx->region_size & (sctx->region_size - 1)))
83 sctx->region_size_bits = __ffs(sctx->region_size);
98 if (sector_div(nr_regions, sctx->region_size))
163 sector_div(p, sctx->region_size);
246 * <num_paths> <region_size> <num_optional_args> [<optional_args>...]
262 unsigned nr_paths, region_size, nr_optional_args;
272 r = dm_read_arg(_args + 1, &as, ®ion_size, &ti->error);
286 sctx = alloc_switch_ctx(ti, nr_paths, region_size);
292 r = dm_set_target_max_io_len(ti, region_size);
502 DMEMIT("%u %u 0", sctx->nr_paths, sctx->region_size);