NFSv4: Fix a NFSv4 state manager deadlock

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Fix a deadlock whereby the NFSv4 state manager can get stuck in the
delegation return code, waiting for a layout return to complete in
another thread. If the server reboots before that other thread
completes, then we need to be able to start a second state
manager thread in order to perform recovery.

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

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Trond Myklebust 2018-11-19 20:11:45 -05:00

parent 9ff01193a2

commit aeabb3c961

2 changed files with 13 additions and 5 deletions

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2

fs/nfs/nfs4_fs.h

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16

fs/nfs/nfs4state.c

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