Re: [PATCH tip/core/rcu 2/3] rcu: Disallow callback registry on offline CPUs

2012-09-04 Thread Paul E. McKenney
On Fri, Aug 31, 2012 at 09:21:30AM -0700, Josh Triplett wrote: > On Thu, Aug 30, 2012 at 12:03:02PM -0700, Paul E. McKenney wrote: > > From: "Paul E. McKenney" > > > > Posting a callback after the CPU_DEAD notifier effectively leaks > > that callback unless/until that CPU comes back online. Sile

Re: [PATCH tip/core/rcu 2/3] rcu: Disallow callback registry on offline CPUs

2012-08-31 Thread Josh Triplett
On Thu, Aug 30, 2012 at 12:03:02PM -0700, Paul E. McKenney wrote: > From: "Paul E. McKenney" > > Posting a callback after the CPU_DEAD notifier effectively leaks > that callback unless/until that CPU comes back online. Silence is > unhelpful when attempting to track down such leaks, so this comm