Patent ID: 11972294
Assignee: MICRON TECHNOLOGY, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 17:
18. The method of claim 17, wherein updating the changelog includes
using virtual page bitmaps arranged such that there is a virtual page bitmap for each page pointer table indexed in the page pointer table bitmap, each virtual page bitmap arranged to identify storage status of virtual page addresses in the changelog, using indexes of the virtual page addresses;
using a list of page pointer tables stored in the changelog, the list linked to the page pointer table bitmap, and using a virtual page list for each page pointer table in the list of page pointer tables such that each virtual page list identifies a set of virtual page addresses stored in the changelog, the virtual page list linked to a respective virtual page bitmap; and
using a counter to navigate the list of page pointer tables or the virtual page list to update the changelog with respect to a specified virtual page address.