{"comment":{"url":"https://api.github.com/repos/rhvgoyal/docker/comments/10855887","html_url":"https://github.com/rhvgoyal/docker/commit/ddc8acebecfdc7dbc0357f5c009fb3ee0a2ae906#commitcomment-10855887","id":10855887,"user":{"login":"vbatts","id":67049,"avatar_url":"https://avatars.githubusercontent.com/u/67049?v=3","gravatar_id":"","url":"https://api.github.com/users/vbatts","html_url":"https://github.com/vbatts","followers_url":"https://api.github.com/users/vbatts/followers","following_url":"https://api.github.com/users/vbatts/following{/other_user}","gists_url":"https://api.github.com/users/vbatts/gists{/gist_id}","starred_url":"https://api.github.com/users/vbatts/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vbatts/subscriptions","organizations_url":"https://api.github.com/users/vbatts/orgs","repos_url":"https://api.github.com/users/vbatts/repos","events_url":"https://api.github.com/users/vbatts/events{/privacy}","received_events_url":"https://api.github.com/users/vbatts/received_events","type":"User","site_admin":false},"position":6,"line":443,"path":"daemon/graphdriver/devmapper/deviceset.go","commit_id":"ddc8acebecfdc7dbc0357f5c009fb3ee0a2ae906","created_at":"2015-04-22T20:45:45Z","updated_at":"2015-04-22T20:45:45Z","body":"This will fail if the cancellation fails, but what are the cases that could return a failure? Like if the device has already been removed, will this just be a no-op?"}}