[LU-3299] force lvb_data update after layout change

• Type: Bug
• Resolution: Fixed
• Priority: Blocker
• Fix Version/s: Lustre 2.5.0
• Affects Version/s: Lustre 2.5.0
• Labels: patch
• Severity: 3

Epic

client

• Assignee: Jinshan Xiong (Inactive)
• Reporter: CEA

Description

When a file is restored the layout lock is first
associated with the released layout and after restore
it has to be associated with the new layout. This patch
forces lvb_data update in ll_layout_fetch() even if one
is present (case for released->normal state change).