nfsrvd_readdirplus(): Use vn_busy_mountedhere()
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Authored by olce on Jul 3 2023, 12:53 PM.

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imp

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Reviewers

jah
mjg
kib
markj

Summary

This is an impact of the protocol change to act on the mount point(s) covering
a given vnode and in particular crossing them.

This commit is part of a series whose goal is to remove the VV_CROSSLOCK vnode
flag and logic and fix a timing-dependent deadlock between lookup and unmount.

Diff Detail

Repository

rG FreeBSD src repository

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Unit

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Build Status

Buildable 52405
Build 49296: arc lint + arc unit

Event Timeline

olce created this revision.Jul 3 2023, 12:53 PM

Herald added a subscriber: imp. · View Herald TranscriptJul 3 2023, 12:53 PM

olce requested review of this revision.Jul 3 2023, 12:53 PM

Harbormaster completed remote builds in B52405: Diff 124125.Jul 3 2023, 12:53 PM

olce added a parent revision: D40854: sys_fchdir(): Use vn_cross_mounts().Jul 3 2023, 1:03 PM

olce added a child revision: D40856: zfsctl_mounted_here(): Use vn_cross_single_mount().

Revision Contents
Changeset List

Path

Size

sys/

fs/

nfsserver/

nfs_nfsdport.c

11 lines

Diff 124125

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sys/fs/nfsserver/nfs_nfsdport.c

nfsrvd_readdirplus(): Use vn_busy_mountedhere()Needs ReviewPublicActions