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vfs: manage mnt_lockref with atomics
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Authored by mjg on Sep 9 2019, 12:05 PM.
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Tested by pho

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This is not yet updated to pcpu counters, right ?

sys/kern/vfs_subr.c
650

!= 0

No, I wanted to have the approach sorted out before I post rebased patch.

sys/kern/vfs_subr.c
650

This func already does not do it so I did not change it.

  • rebase on top of the custom barrier
  • release the mountlist lock after leaving the section
This revision is now accepted and ready to land.Sep 14 2019, 9:29 PM
This revision was automatically updated to reflect the committed changes.