Messages in this thread | | | Date | Wed, 16 Nov 2011 12:39:47 -0800 | From | "Paul E. McKenney" <> | Subject | Re: [PATCH tip/core/rcu 0/9] Preview of additional RCU changes for 3.3 |
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On Tue, Nov 15, 2011 at 01:50:41PM -0800, Josh Triplett wrote: > On Tue, Nov 15, 2011 at 12:27:36PM -0800, Paul E. McKenney wrote: > > This patchset is in addition to the set previously posted (see > > https://lkml.org/lkml/2011/11/2/363). This new set permits the > > reworked RCU_FAST_NO_HZ code to be used from TREE_PREEMPT_RCU, > > allows rcutorture to shut down the system after a fixed time > > period (useful for KVM-based testing), adds an API to > > replace the "->pid == 0" discussed in response to the earlier > > patch set, and applies this API where applicable. The patches are > > as follows: > > > > 1. Update the RCU_FAST_NO_HZ config definition to allow it to > > be used in TREE_PREEMPT_RCU builds, since that is now legal. > > 2. Add a module parameter that permit rcutorture to shut down the > > system cleanly after the test has run for the specified time. > > 3. Add a module parameter to allow rcutorture start running > > as soon as it is initialized. > > 4. Add is_idle_task() API to replace open-coded tests of ->pid > > against zero. > > 5-9. Apply the new is_idle_task() API where it makes sense. > > I replied to patches 2-4 with review comments. For the rest: > > Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Thank you for your careful review and thoughtful comments!
Thanx, Paul
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