| Date | Tue, 12 Aug 2014 16:57:56 -0700 | From | "Paul E. McKenney" <> | Subject | Re: [PATCH tip/core/rcu 0/16] RCU-tasks implementation |
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On Mon, Aug 11, 2014 at 03:48:40PM -0700, Paul E. McKenney wrote: > Hello! > > This series provides v5 of a prototype of an RCU-tasks implementation, > which has been requested to assist with tramopoline removal. This flavor > of RCU is task-based rather than CPU-based, and has voluntary context > switch, usermode execution, and the idle loops as its only quiescent > states. This selection of quiescent states ensures that at the end > of a grace period, there will no longer be any tasks depending on a > trampoline that was removed before the beginning of that grace period. > This works because such trampolines do not contain function calls, > do not contain voluntary context switches, do not switch to usermode, > and do not switch to idle.
[ . . . ]
> o There are probably still bugs.
And there probably are, but this version passes 10-hour rcutorture tests in a few configurations, so getting reasonably robust.
Thanx, Paul
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