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mds: multimds flock fixes #15440

Merged
merged 5 commits into from
Jun 15, 2017
Merged

mds: multimds flock fixes #15440

merged 5 commits into from
Jun 15, 2017

Commits on Jun 3, 2017

  1. mds/flock: don't import ceph_lock_state_t::waiting_locks 

    Item in waiting_locks is associated with flock mds request in
exporter mds. If client re-sends the flock mds request to the
importer, the importer starts a new MDRequest. The new one's
'flock_was_waiting' is false.

Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
    @ukernel
    ukernel committed Jun 3, 2017
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  2. mds/flock: properly update ceph_lock_state_t::client_waiting_lock_counts 

    no item is added to waiting_locks when deadlock check fails

Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
    @ukernel
    ukernel committed Jun 3, 2017
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  3. mds/flock: properly remove item from global_waiting_locks 

    ceph_lock_state_t::remove_waiting() uses wrong key to search
global_waiting_locks. It should use item in waiting_locks as
key.

Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
    @ukernel
    ukernel committed Jun 3, 2017
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Commits on Jun 5, 2017

  1. client: don't re-send interrupted flock request 

    don't re-send interrupted flock request in cases of mds failover
and receiving request forward.

Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
    @ukernel
    ukernel committed Jun 5, 2017
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  2. mds: fix Locker::calc_new_client_ranges() 

    update 'max_increased' when adding new client writable range

Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
    @ukernel
    ukernel committed Jun 5, 2017
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