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librbd: initial hooks for client-side, image-extent cache in IO path #9121

Merged
merged 11 commits into from Aug 29, 2016
Merged

librbd: initial hooks for client-side, image-extent cache in IO path #9121

merged 11 commits into from Aug 29, 2016

Commits on Aug 27, 2016

  1. librbd: skeleton implementation of client-side image cache 

    Signed-off-by: Jason Dillaman <dillaman@redhat.com>
    Jason Dillaman committed Aug 27, 2016
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  2. librbd: blocking parent IO completion no longer required 

    The completion will directly invoke the callback with the
result code.

Signed-off-by: Jason Dillaman <dillaman@redhat.com>
    Jason Dillaman committed Aug 27, 2016
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  3. librbd: remove use of owner_lock on IO path 

    IO is fully flushed before releasing the exclusive lock so holding
the owner_lock isn't required.

Signed-off-by: Jason Dillaman <dillaman@redhat.com>
    Jason Dillaman committed Aug 27, 2016
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  4. Revert "osdc: ObjectCacher flusher might needs additional locks" 

    This reverts commit a38f9e5.

Signed-off-by: Jason Dillaman <dillaman@redhat.com>
    Jason Dillaman committed Aug 27, 2016
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  5. librbd: support bufferlist payload for AioImageWrite 

    Signed-off-by: Jason Dillaman <dillaman@redhat.com>
    Jason Dillaman committed Aug 27, 2016
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  6. librbd: add internal support for scatter/gather IO 

    Signed-off-by: Jason Dillaman <dillaman@redhat.com>
    Jason Dillaman committed Aug 27, 2016
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  7. librbd: initial integration of ImageWriteback to AioImageRequest 

    Signed-off-by: Jason Dillaman <dillaman@redhat.com>
    Jason Dillaman committed Aug 27, 2016
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  8. librbd: consolidate IO clipping to reusable method 

    Signed-off-by: Jason Dillaman <dillaman@redhat.com>
    Jason Dillaman committed Aug 27, 2016
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  9. librbd: differentiate between image and object cache 

    Signed-off-by: Jason Dillaman <dillaman@redhat.com>
    Jason Dillaman committed Aug 27, 2016
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  10. librbd: C_ImageCacheRead bridge from Context to AioCompletion 

    Signed-off-by: Jason Dillaman <dillaman@redhat.com>
    Jason Dillaman committed Aug 27, 2016
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  11. librbd: integrate image cache hooks into IO path 

    Signed-off-by: Jason Dillaman <dillaman@redhat.com>
    Jason Dillaman committed Aug 27, 2016
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