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Differential D23917

(lookup 8) vfs: add support for WANTPARENT and LOCKPARENT to lockless lookup
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Authored by mjg on Mar 2 2020, 5:59 AM.
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F132434522: D23917.id69199.diff
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F132434521: D23917.id69207.diff
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F132394821: D23917.id75169.diff
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F132394816: D23917.id74136.diff
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F132394810: D23917.id69145.diff
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F132394807: D23917.id74044.diff
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F132394806: D23917.id69053.diff
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F132394805: D23917.id.diff
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kib
jeff
markj
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rS363705: vfs: add support for WANTPARENT and LOCKPARENT to lockless lookup
Summary

This makes the realpath syscall operational with the new lookup. Note that the walk to obtain the full path name still takes locks.

Diff Detail

Repository
rS FreeBSD src repository - subversion
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Tests Not Applicable

Event Timeline

mjg created this revision.Mar 2 2020, 5:59 AM
Herald added a subscriber: imp. · View Herald TranscriptMar 2 2020, 5:59 AM
Harbormaster completed remote builds in B29717: Diff 69053.Mar 2 2020, 5:59 AM
mjg edited the summary of this revision. (Show Details)Mar 2 2020, 6:00 AM
mjg updated this revision to Diff 69145.Mar 4 2020, 12:10 AM
  • rebase
mjg updated this revision to Diff 69199.Mar 5 2020, 3:43 AM
  • rebase
mjg updated this revision to Diff 69207.Mar 5 2020, 7:27 AM
  • rebase
mjg updated this revision to Diff 74044.Jul 3 2020, 11:16 AM
  • rebase
mjg mentioned this in D23915: vfs: fully smr-protected path lookup.Jul 3 2020, 8:07 PM
mjg updated this revision to Diff 74136.Jul 6 2020, 8:05 PM
mjg retitled this revision from vfs: add support for WANTPARENT and LOCKPARENT to fast path lookup to vfs: add support for WANTPARENT and LOCKPARENT to lockless lookup.
mjg added a reviewer: markj.
  • rebase
mjg retitled this revision from vfs: add support for WANTPARENT and LOCKPARENT to lockless lookup to (lookup 7) vfs: add support for WANTPARENT and LOCKPARENT to lockless lookup.Jul 6 2020, 8:05 PM
mjg retitled this revision from (lookup 7) vfs: add support for WANTPARENT and LOCKPARENT to lockless lookup to (lookup 8) vfs: add support for WANTPARENT and LOCKPARENT to lockless lookup.Jul 6 2020, 8:14 PM
This revision was not accepted when it landed; it landed in state Needs Review.Jul 30 2020, 3:45 PM
Closed by commit rS363705: vfs: add support for WANTPARENT and LOCKPARENT to lockless lookup (authored by mjg). · Explain Why
This revision was automatically updated to reflect the committed changes.
mjg added a commit: rS363705: vfs: add support for WANTPARENT and LOCKPARENT to lockless lookup.

Revision Contents
Changeset List

PathSize
head/
sys/
kern/
119 lines

Diff 75169

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head/sys/kern/vfs_cache.c

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