The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 30, 2024

Filed:

Sep. 30, 2022
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Tohru Hasegawa, Tokyo, JP;

Hiroshi Itagaki, Yokohama, JP;

Tsuyoshi Miyamura, Yokohama, JP;

Atsushi Abe, Ebina, JP;

Noriko Yamamoto, Tokyo, JP;

Shinsuke Mitsuma, Machida, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 16/13 (2019.01); G06F 3/06 (2006.01); G06F 12/0866 (2016.01); G06F 16/16 (2019.01); G06F 16/172 (2019.01); G06F 12/0817 (2016.01);
U.S. Cl.
CPC ...
G06F 16/162 (2019.01); G06F 3/0611 (2013.01); G06F 3/0686 (2013.01); G06F 12/0866 (2013.01); G06F 16/13 (2019.01); G06F 16/172 (2019.01); G06F 3/0652 (2013.01); G06F 12/0817 (2013.01); G06F 2212/213 (2013.01); G06F 2212/466 (2013.01);
Abstract

An approach for deleting a file from a primary file system. The approach deletes a directory entry, associated with a file, from an in-memory index associated with a secondary file system. The approach updates an index cache associated with a secondary file system, based on the in-memory index. The approach updates a dirty flag, associated with the secondary file system, to a value of TRUE.


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