Re: [PATCH tip/core/rcu 1/3] srcu: More efficient reader counts.

2017-01-14 Thread Paul E. McKenney
On Sat, Jan 14, 2017 at 10:31:15AM +0100, Ingo Molnar wrote: > > Noticed a few minor nits: And thank you for the review and comments! > * Paul E. McKenney wrote: > > > From: Lance Roy > > > > SRCU uses two per-cpu counters: a nesting counter to count the number of > > active critical section

Re: [PATCH tip/core/rcu 1/3] srcu: More efficient reader counts.

2017-01-14 Thread Ingo Molnar
Noticed a few minor nits: * Paul E. McKenney wrote: > From: Lance Roy > > SRCU uses two per-cpu counters: a nesting counter to count the number of > active critical sections, and a sequence counter to ensure that the nesting > counters don't change while they are being added together in > src