NFSD check stateids against copy stateids

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Incoming stateid (used by a READ) could be a saved copy stateid.
Using the provided stateid, look it up in the list of copy_notify
stateids. If found, use the parent's stateid and parent's clid
to look up the parent's stid to do the appropriate checks.

Update the copy notify timestamp (cpntf_time) with current time
this making it 'active' so that laundromat thread will not delete
copy notify state.

Signed-off-by: Olga Kornievskaia <kolga@netapp.com>

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Olga Kornievskaia 2019-09-06 15:17:21 -04:00 • committed by J. Bruce Fields

parent 624322f1ad

commit b734220425

1 changed files with 66 additions and 8 deletions

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fs/nfsd/nfs4state.c

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