Messages in this thread | | | Date | Fri, 9 Aug 2013 17:37:49 +0200 | From | Frederic Weisbecker <> | Subject | Re: [PATCH RFC nohz_full 3/7] nohz_full: Add per-CPU idle-state tracking |
| |
On Fri, Jul 26, 2013 at 04:19:20PM -0700, Paul E. McKenney wrote: > From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com> > > This commit adds the code that updates the rcu_dyntick structure's > new fields to track the per-CPU idle state based on interrupts and > transitions into and out of the idle loop (NMIs are ignored because NMI > handlers cannot cleanly read out the time anyway). This code is similar > to the code that maintains RCU's idea of per-CPU idleness, but differs > in that RCU treats CPUs running in user mode as idle, where this new > code does not. > > Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
| |