Re: [PATCH] wfcqueue: functions for local append and enqueue

2013-03-22 Thread Eric Wong
Mathieu Desnoyers wrote: > * Eric Wong (normalper...@yhbt.net) wrote: > > /* > > + * __wfcq_append_local: append one local queue to another local queue > > + * > > + * No memory barriers are issued. Mutual exclusion is the responsibility > > + * of the caller. > > + * > > + * Returns false if th

Re: [PATCH] wfcqueue: functions for local append and enqueue

2013-03-21 Thread Mathieu Desnoyers
* Eric Wong (normalper...@yhbt.net) wrote: > With level-triggered epoll, append/enqueue operations to the > local/locked queues increase performance by avoiding unnecessary atomic > operations and barriers. These are necessary to avoid performance > regressions when looping through ep_send_events