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ufs_rename(): only do softdep_prerename() when other thread changed a vnode

Description

ufs_rename(): only do softdep_prerename() when other thread changed a vnode

Reviewed by: mckusick
Discussed with: markj
Tested by: pho
Sponsored by: The FreeBSD Foundation
MFC after: 2 weeks
Differential revision: https://reviews.freebsd.org/D30041

Details

Provenance
kibAuthored on Apr 29 2021, 10:39 PM
Reviewer
mckusick
Differential Revision
D30041: ufs: avoid unneeded calls to softdep_prerename() and softdep_prelink()
Parents
rGd4d289cd5107: ffs: mark block (re-)allocations as seqc writes
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