Patent ID: 9552382
Date: 2017-01-24
CPC Classifications: G06F

Claim:
1. A method for checking integrity of a reference counter of an object in a file system, the method comprising: associating the reference counter with the object; associating a reference check with the object, the reference check being set to a predefined initial value before any references referring to the object are added; associating a unique identifier with each reference referring to the object; determining a pair of binary operations of adding and subtracting the unique identifier associated with the reference to the reference check associated with the object; wherein in response to a new reference referring to the object being added the method further comprises: wherein in response to a set of new references referring to the object being added the method further comprises: wherein in response to an existing reference referring to the object being removed the method further comprises: wherein in response to a set of new references referring to the object being removed, the method further comprises: