Lines Matching refs: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;
1202 u32 lane = 0, premap, postmap;
1209 ret = lba_to_arena(btt, sector, &premap, &arena);
1215 ret = btt_map_read(arena, premap, &postmap, &t_flag, &e_flag,
1246 ret = btt_map_read(arena, premap, &new_map, &new_t,
1263 if (btt_map_write(arena, premap, postmap, 0, 1, NVDIMM_IO_ATOMIC))
1266 premap);
1314 u32 premap = 0, old_postmap, new_postmap, lane = 0, i;
1325 ret = lba_to_arena(btt, sector, &premap, &arena);
1374 lock_map(arena, premap);
1375 ret = btt_map_read(arena, premap, &old_postmap, NULL, &e_flag,
1386 log.lba = cpu_to_le32(premap);
1395 ret = btt_map_write(arena, premap, new_postmap, 0, 0,
1400 unlock_map(arena, premap);
1417 unlock_map(arena, premap);