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Date: Fri, 31 Aug 2012 11:13:38 -0700 From: Josh Triplett <josh@...htriplett.org> To: "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com> Cc: linux-kernel@...r.kernel.org, mingo@...e.hu, laijs@...fujitsu.com, dipankar@...ibm.com, akpm@...ux-foundation.org, mathieu.desnoyers@...ymtl.ca, niv@...ibm.com, tglx@...utronix.de, peterz@...radead.org, rostedt@...dmis.org, Valdis.Kletnieks@...edu, dhowells@...hat.com, eric.dumazet@...il.com, darren@...art.com, fweisbec@...il.com, sbw@....edu, patches@...aro.org, "Paul E. McKenney" <paul.mckenney@...aro.org> Subject: Re: [PATCH tip/core/rcu 07/15] rcu: Fix obsolete rcu_initiate_boost() header comment On Thu, Aug 30, 2012 at 11:56:20AM -0700, Paul E. McKenney wrote: > From: "Paul E. McKenney" <paul.mckenney@...aro.org> > > Commit 1217ed1b (rcu: permit rcu_read_unlock() to be called while holding > runqueue locks) made rcu_initiate_boost() restore irq state when releasing > the rcu_node structure's ->lock, but failed to update the header comment > accordingly. This commit therefore brings the header comment up to date. > > Signed-off-by: Paul E. McKenney <paul.mckenney@...aro.org> > Signed-off-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com> Reviewed-by: Josh Triplett <josh@...htriplett.org> > --- > kernel/rcutree_plugin.h | 6 +++--- > 1 files changed, 3 insertions(+), 3 deletions(-) > > diff --git a/kernel/rcutree_plugin.h b/kernel/rcutree_plugin.h > index c930a47..3ea60c9 100644 > --- a/kernel/rcutree_plugin.h > +++ b/kernel/rcutree_plugin.h > @@ -1193,9 +1193,9 @@ static int rcu_boost_kthread(void *arg) > * kthread to start boosting them. If there is an expedited grace > * period in progress, it is always time to boost. > * > - * The caller must hold rnp->lock, which this function releases, > - * but irqs remain disabled. The ->boost_kthread_task is immortal, > - * so we don't need to worry about it going away. > + * The caller must hold rnp->lock, which this function releases. > + * The ->boost_kthread_task is immortal, so we don't need to worry > + * about it going away. > */ > static void rcu_initiate_boost(struct rcu_node *rnp, unsigned long flags) > { > -- > 1.7.8 > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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