Patent ID: 11875062
Assignee: WESTERN DIGITAL TECHNOLOGIES, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 1:
2. The storage system of claim 1, further comprising:
the flash manager configured to:
receive the reference hash from the flash file system;
provide the reference hash to the flash memory;
receive the request for the first logical block address in the flash memory;
generate a physical address and an initial end-to-end tag corresponding to the first logical block address;
provide the physical address to the flash memory;
receive data corresponding to the physical address from the flash memory, wherein the data includes a new end-to-end tag and a new hash;
in accordance with a determination that the new end-to-end tag does not match the initial end-to-end tag, perform a data recovery operation to obtain data corresponding to the first logical block address, wherein a mismatch between the initial end-to-end tag and the new end-to-end tag indicates that the data is retrieved from a second logical block address different from the first logical block address; and
provide the data corresponding to the first logical block address and the new hash to the flash file system, wherein the one or more hashes comprise the new hash.