On Tue, Jan 05, 2016 at 04:02:13PM +0100, Peter Zijlstra wrote: > > Shouldn't the slab subsystem do this for us if we request it delays the > > actual kfree? Seems like a core bug to me ... Adding more folks. > > note that sync_rcu() can take a terribly long time.. but yes, I seem to > remember Paul talking about adding this to reclaim paths for just this > reason. Not sure that ever happened thouhg.
Also, you might be wanting rcu_barrier() instead, that not only waits for a GP to complete, but also for all pending callbacks to be processed. Without the latter there might still not be anything to free after it. _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
