Patent ID: 11880350
Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 14:
15. The computer system of claim 14, wherein based on the expected owner information not matching the corresponding lock information of the lock information record retrieved in the shared data structure, performing further record processing, the further record processing comprising:
determining whether the expected owner data comprises null expected owner data;
based on the expected owner data comprising null expected owner data, determining whether the request query is from the same logical partition that acquired the resource lock;
based on the request query being from a different logical partition than acquired the resource lock, honoring the retrieved lock information record and providing the user identification data from the retrieved lock information record in reply to the request query; and
based on the logical partition issuing the request query being the same as the logical partition acquiring the resource lock, deleting the lock information record from the shared data structure and deleting the lock information record from the cache, to sync the shared data structure and the cache to the null expected owner data.