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wip 7958 #1594

Merged
merged 9 commits into from Apr 8, 2014
Merged

wip 7958 #1594

merged 9 commits into from Apr 8, 2014

Commits on Apr 4, 2014

  1. client: implement RDCACHE reference tracking 

    make the code be able to track Fc caps used by aysnc buffer reads

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
    Yan, Zheng committed Apr 4, 2014
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  2. client: hold Fcr caps during readahead 

    Fcr caps prevent the file from being truncated.

Fixes: #7958
Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
    Yan, Zheng committed Apr 4, 2014
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  3. client: assign implemented caps to caps field of MClientCaps 

    Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
    Yan, Zheng committed Apr 4, 2014
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  4. client: properly retain used caps 

    Pass properly 'retain' to Client::send_cap() because it is used to
adjust cap->issued.

Also make Client::encode_inode_release() not release used/dirty caps.

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
    Yan, Zheng committed Apr 4, 2014
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  5. client: drop Fr cap before gettattr CEPH_STAT_CAP_SIZE 

    When MDS receives the getattr request, corresponding inode's filelock
can be in unstable state which waits for client's Fr cap.

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
    Yan, Zheng committed Apr 4, 2014
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  6. client: cleanup Client::_invalidate_inode_cache() 

    drop parameter 'keep_caps'

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
    Yan, Zheng committed Apr 4, 2014
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  7. ObjectCacher: assert no waiter when remove buffer head 

    Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
    Yan, Zheng committed Apr 4, 2014
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  8. client: fix null pointer dereference in Client::unlink 

    Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
    Yan, Zheng committed Apr 4, 2014
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Commits on Apr 5, 2014

  1. client: release clean pages if no open file want RDCACHE 

    Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
    Yan, Zheng committed Apr 5, 2014
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