[LU-15046] osp precreate thread can get stuck

• Type: Improvement
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.16.0
• Affects Version/s: Upstream
• Assignee: Alex Zhuravlev
• Reporter: Alex Zhuravlev

Description

osp precreate thread can race with osp_obd_connect() which initializes lcs_exp (required for fid client). then if the precreate thread finds lcs_exp uninitialized it can get stuck blocking all precreating logic.