{"comment":{"url":"https://api.github.com/repos/ceph/ceph/comments/10651927","html_url":"https://github.com/ceph/ceph/commit/f79b02deb842bb1e0e6ab1649f1c7a613ed2f0ee#commitcomment-10651927","id":10651927,"user":{"login":"dillaman","id":4739042,"avatar_url":"https://avatars.githubusercontent.com/u/4739042?v=3","gravatar_id":"","url":"https://api.github.com/users/dillaman","html_url":"https://github.com/dillaman","followers_url":"https://api.github.com/users/dillaman/followers","following_url":"https://api.github.com/users/dillaman/following{/other_user}","gists_url":"https://api.github.com/users/dillaman/gists{/gist_id}","starred_url":"https://api.github.com/users/dillaman/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/dillaman/subscriptions","organizations_url":"https://api.github.com/users/dillaman/orgs","repos_url":"https://api.github.com/users/dillaman/repos","events_url":"https://api.github.com/users/dillaman/events{/privacy}","received_events_url":"https://api.github.com/users/dillaman/received_events","type":"User","site_admin":false},"position":86,"line":136,"path":"src/librbd/librbd.cc","commit_id":"f79b02deb842bb1e0e6ab1649f1c7a613ed2f0ee","created_at":"2015-04-09T18:13:13Z","updated_at":"2015-04-09T18:13:13Z","body":"@jdurgin The legacy behavior returned the number of bytes (to be) read.  POSIX aio_read will just return 0.  What are your thoughts about yanking/keeping this behavior since it's trivial to get it to return an incorrect number of bytes read."}}