K 10 svn:author V 5 mmacy K 8 svn:date V 27 2018-05-17T18:14:10.285944Z K 7 svn:log V 311 ck: add support for executing callbacks outside of main poll loop Pull in change from upstream deca119d14bfffd440770eb67cbdbeaf7b57eb7b | ck_epoch: introduce ck_epoch_deferred | | Allow for deferral to occur outside epoch poll critical loop (which may access per-CPU structures). | Approved by: sbruno END