pnfs: Fix handling of NFS4ERR_OLD_STATEID replies to layoutreturn

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If the server tells us that out layoutreturn raced with another layout
update, then we must ensure that the new layout segments are not in use
before we resend with an updated layout stateid.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

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Trond Myklebust 2018-07-29 22:39:15 -04:00 • committed by Anna Schumaker

parent 8d4fb8ff42

commit c16467dc03

3 changed files with 19 additions and 8 deletions

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6

fs/nfs/nfs4proc.c

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17

fs/nfs/pnfs.c

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4

fs/nfs/pnfs.h

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