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librbd: changed the return type of ImageRequestWQ::discard() #14032
The actual issue is that the public API is still tied to an int return type -- and the public API cannot be changed w/o breaking backward compatibility . This internal change brings us one step closer (although it doesn't address the full issue).
@joscollin This is the public API: https://github.com/ceph/ceph/tree/master/src/include/rbd