Mike, On 12 Feb 2014, at 19:09, Mike Day wrote:
> Allow readers to use RCU when reading Qemu timer lists. Applies to > Paolo Bonzini's RCU branch, https://github.com/bonzini/qemu/tree/rcu. > > This patch is for comment and review only. The rcu branch needs to be > rebased on upstream. I'll certainly have a look through this. However before I do, what problem is this trying to solve? Do we think there is possibility of contention on the active timers lock? I used to think this was taken (let alone contented) relatively infrequently, but Rob Herring's recent email suggests to me the list is being modified in some circumstances rather more frequently than I thought. -- Alex Bligh
