Lines Matching refs:region_size
44 unsigned int region_size; /* Region size in 512-byte sectors */
46 signed char region_size_bits; /* log2 of region_size or -1 */
61 unsigned int region_size)
70 sctx->region_size = region_size;
83 if (!(sctx->region_size & (sctx->region_size - 1)))
84 sctx->region_size_bits = __ffs(sctx->region_size);
99 if (sector_div(nr_regions, sctx->region_size))
164 sector_div(p, sctx->region_size);
247 * <num_paths> <region_size> <num_optional_args> [<optional_args>...]
263 unsigned int nr_paths, region_size, nr_optional_args;
273 r = dm_read_arg(_args + 1, &as, ®ion_size, &ti->error);
287 sctx = alloc_switch_ctx(ti, nr_paths, region_size);
293 r = dm_set_target_max_io_len(ti, region_size);
503 DMEMIT("%u %u 0", sctx->nr_paths, sctx->region_size);