US 11,874,770 B2
Indexless logical-to-physical translation table
Oleg Kragel, San Jose, CA (US); and Vijay Sivasankaran, Dublin, CA (US)
Assigned to Western Digital Technologies, Inc., San Jose, CA (US)
Filed by Western Digital Technologies, Inc., San Jose, CA (US)
Filed on May 12, 2022, as Appl. No. 17/743,285.
Prior Publication US 2023/0367707 A1, Nov. 16, 2023
Int. Cl. G06F 12/02 (2006.01)
CPC G06F 12/0246 (2013.01) [G06F 2212/7201 (2013.01)] 20 Claims
OG exemplary drawing
 
13. A method comprising:
generating, with a data storage controller, an indexless logical-to-physical translation table (L2PTT) in a data storage controller memory of the data storage controller;
staging, with the data storage controller, a mapping unit staging page, based on the indexless L2PTT, in a memory, the mapping unit staging page including a plurality of mapping unit pages and a mapping unit page directory; and
performing, with the data storage controller, one or more memory operations with the indexless L2PTT.