nullfs: reduce areas protected by vnode interlock in null_lock
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Authored by mjg on Aug 31 2019, 9:58 AM.

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rS351651: nullfs: reduce areas protected by vnode interlock in null_lock

Summary

Similarly to the other routine stop taking the interlock for the lower vnode. The interlock for nullfs vnode is still taken to ensure stability of ->v_data.

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rS FreeBSD src repository - subversion

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Event Timeline

mjg created this revision.Aug 31 2019, 9:58 AM

Herald added a subscriber: imp. · View Herald TranscriptAug 31 2019, 9:58 AM

Harbormaster completed remote builds in B26207: Diff 61502.Aug 31 2019, 9:58 AM

wrong diff

clear the interlock flag for the fallback case

kib accepted this revision.Aug 31 2019, 3:17 PM

This revision is now accepted and ready to land.Aug 31 2019, 3:17 PM

Closed by commit rS351651: nullfs: reduce areas protected by vnode interlock in null_lock (authored by mjg). · Explain WhySep 1 2019, 2:52 AM

This revision was automatically updated to reflect the committed changes.

mjg added a commit: rS351651: nullfs: reduce areas protected by vnode interlock in null_lock.

Revision Contents
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Path

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head/

sys/

fs/

nullfs/

null_vnops.c

19 lines

Diff 61518

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head/sys/fs/nullfs/null_vnops.c

nullfs: reduce areas protected by vnode interlock in null_lockClosedPublicActions