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vfs: partially support file create/delete/rename in lockless lookup

Description

vfs: partially support file create/delete/rename in lockless lookup

Perform the lookup until the last 2 elements and fallback to slowpath.

Tested by: pho
Sponsored by: The FreeBSD Foundation

Details

Provenance
mjgAuthored on Aug 10 2020, 10:35 AM
Parents
rG21d5af2b30d1: vfs: drop the thread argumemnt from vfs_fplookup_vexec
Branches
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