Lines Matching defs:premap
180 /* Initial state. Return postmap = premap */
1068 static int lba_to_arena(struct btt *btt, sector_t sector, __u32 *premap,
1077 *premap = lba;
1090 static void lock_map(struct arena_info *arena, u32 premap)
1093 u32 idx = (premap * MAP_ENT_SIZE / L1_CACHE_BYTES) % arena->nfree;
1098 static void unlock_map(struct arena_info *arena, u32 premap)
1101 u32 idx = (premap * MAP_ENT_SIZE / L1_CACHE_BYTES) % arena->nfree;
1204 u32 lane = 0, premap, postmap;
1211 ret = lba_to_arena(btt, sector, &premap, &arena);
1217 ret = btt_map_read(arena, premap, &postmap, &t_flag, &e_flag,
1248 ret = btt_map_read(arena, premap, &new_map, &new_t,
1265 if (btt_map_write(arena, premap, postmap, 0, 1, NVDIMM_IO_ATOMIC))
1268 premap);
1316 u32 premap = 0, old_postmap, new_postmap, lane = 0, i;
1327 ret = lba_to_arena(btt, sector, &premap, &arena);
1376 lock_map(arena, premap);
1377 ret = btt_map_read(arena, premap, &old_postmap, NULL, &e_flag,
1388 log.lba = cpu_to_le32(premap);
1397 ret = btt_map_write(arena, premap, new_postmap, 0, 0,
1402 unlock_map(arena, premap);
1419 unlock_map(arena, premap);