Searched refs:postmap (Results 1 – 2 of 2) sorted by relevance
| /linux-4.4.14/drivers/nvdimm/ |
| D | btt.c | 140 u32 raw_mapping, postmap, ze, z_flag, e_flag; in btt_map_read() local
154 postmap = raw_mapping & MAP_LBA_MASK; in btt_map_read()
166 *mapping = postmap; in btt_map_read()
170 *mapping = postmap; in btt_map_read()
174 *mapping = postmap; in btt_map_read()
909 struct arena_info *arena, u32 postmap, int rw) in btt_rw_integrity() argument
918 meta_nsoff = to_namespace_offset(arena, postmap) + btt->sector_size; in btt_rw_integrity()
955 struct arena_info *arena, u32 postmap, int rw) in btt_rw_integrity() argument
968 u32 lane = 0, premap, postmap; in btt_read_pg() local
981 ret = btt_map_read(arena, premap, &postmap, &t_flag, &e_flag); in btt_read_pg()
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| /linux-4.4.14/Documentation/nvdimm/ |
| D | btt.txt | 90 11 Normal Block – has valid postmap
93 29 - 0 : Mappings to internal 'postmap' blocks
113 'X' (256G) points to block 'Y', say '64'. Thus the postmap ABA is 64.
125 old_map : The old postmap ABA - after 'this' write completes, this will be a
127 new_map : The new postmap ABA. The map will up updated to reflect this
134 old_map': alternate old postmap entry
135 new_map': alternate new postmap entry
166 the map for that external LBA to point to its new postmap ABA. At this point the
167 internal, postmap block that the reader is (still) reading has been inserted
173 into rtt[lane_number], the postmap ABA it is reading, and clears it after the
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