Differential D57043

nullfs: do not allow to mount a vnode over itself
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Authored by kib on Sun, May 17, 8:10 AM.

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rG7bdf2b5d5fba: nullfs: do not allow to mount a vnode over itself

Summary

This causes recursion in VFS that is not worth handling.

PR:     275570
Reported by:    Alex S <iwtcex@gmail.com>
Tested by:      pho

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rG FreeBSD src repository

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Event Timeline

kib created this revision.Sun, May 17, 8:10 AM

Herald added a subscriber: imp. · View Herald TranscriptSun, May 17, 8:10 AM

kib requested review of this revision.Sun, May 17, 8:10 AM

kib added a subscriber: pho.

markj accepted this revision.Sun, May 17, 7:41 PM

This revision is now accepted and ready to land.Sun, May 17, 7:41 PM

Closed by commit rG7bdf2b5d5fba: nullfs: do not allow to mount a vnode over itself (authored by kib). · Explain WhySun, May 17, 7:45 PM

This revision was automatically updated to reflect the committed changes.

kib added a commit: rG7bdf2b5d5fba: nullfs: do not allow to mount a vnode over itself.

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Path

Size

sys/

fs/

nullfs/

8 lines

Diff 177981

sys/fs/nullfs/null_vfsops.c

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