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Differential D27794

vfs: denote vnode being a mount point with VIRF_MOUNTPOINT
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Authored by mjg on Dec 28 2020, 3:36 AM.
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kib
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rG82397d791966: vfs: denote vnode being a mount point with VIRF_MOUNTPOINT
Summary

This simplifies lockless lookup a little bit and is part of moving storing more information in v_irflag. General idea is to avoid mount-point references if feasible.

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rG FreeBSD src repository
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Tests Not Applicable

Event Timeline

mjg created this revision.Dec 28 2020, 3:36 AM
Herald added a subscriber: delphij. · View Herald TranscriptDec 28 2020, 3:36 AM
mjg requested review of this revision.Dec 28 2020, 3:36 AM
mjg added inline comments.
sys/contrib/openzfs/module/os/freebsd/spl/spl_vfs.c
243

this will get versioned for openzfs separately

kib accepted this revision.Dec 28 2020, 4:10 PM
kib added inline comments.
sys/kern/vfs_cache.c
4761

!= 0

This revision is now accepted and ready to land.Dec 28 2020, 4:10 PM
mjg updated this revision to Diff 81462.Jan 1 2021, 3:31 AM
  • rebase
This revision now requires review to proceed.Jan 1 2021, 3:31 AM
This revision was not accepted when it landed; it landed in state Needs Review.Jan 3 2021, 6:54 AM
Closed by commit rG82397d791966: vfs: denote vnode being a mount point with VIRF_MOUNTPOINT (authored by mjg). · Explain Why
This revision was automatically updated to reflect the committed changes.
mjg added a commit: rG82397d791966: vfs: denote vnode being a mount point with VIRF_MOUNTPOINT.

Revision Contents
Changeset List

PathSize
sys/
contrib/
openzfs/
module/
os/
freebsd/
spl/
4 lines
kern/
13 lines
8 lines
9 lines
4 lines
sys/
1 line

Diff 81571

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sys/contrib/openzfs/module/os/freebsd/spl/spl_vfs.c

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sys/kern/vfs_cache.c

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sys/kern/vfs_mount.c

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sys/kern/vfs_mountroot.c

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sys/kern/vfs_subr.c

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sys/sys/vnode.h

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