Patent ID: 11914468
Assignee: WESTERN DIGITAL TECHNOLOGIES, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A data storage device, comprising:
a memory device; and
a controller coupled to the memory device, wherein the controller is configured to:
compare a first copy of a boot partition to a second copy of the boot partition, wherein:
the first copy of the boot partition and the second copy of the boot partition each comprises a plurality of boot chunks;
the plurality of boot chunks of the first copy of the boot partition and the plurality of boot chunks of the second copy of the boot partition are equal in number;
the first copy of the boot partition and the second copy of the boot partition are stored in the memory device; and
the boot partition corresponds to data of a boot operation of a host device;

mark one or more boot chunks of the plurality of boot chunks of the first copy of the boot partition and one or more boot chunks of the plurality of boot chunks of the second copy of the boot partition that equals or exceeds a similarity threshold based on the comparing; and
update a reliability index based on the marking.