Patent ID: 11861217
Assignee: WESTERN DIGITAL TECHNOLOGIES, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A data storage device, comprising:
one or more memory devices; and
a controller coupled to the one or more memory devices, wherein the data storage device is DRAM-less, and wherein the controller is configured to:
receive an original command from a host device;
begin execution of the original command;
receive an abort request command to abort the original command, wherein the abort request command is either received from a host device or generated by the data storage device;
modify one or more pointers of the original command that reside in a host memory buffer (HMB);
drain a set of data associated with the original command to the HMB; and
return a failure completion message to the host device, wherein the failure completion message is returned to the host device after already issued data transfers using original command pointers are completed.