On Sat, Aug 17, 2013 at 07:59:05PM -0700, Josh Triplett wrote:
> On Sat, Aug 17, 2013 at 07:25:17PM -0700, Paul E. McKenney wrote:
> > From: "Paul E. McKenney" <[email protected]>
> >
> > Although rcutorture counts CPU-hotplug online failures, it does
> > not explicitly record which CPUs were having trouble coming online.
> > This commit therefore emits a console message when online failure occurs.
> >
> > Signed-off-by: Paul E. McKenney <[email protected]>
>
> One completely optional note below; with or without that change,
> Reviewed-by: Josh Triplett <[email protected]>
>
> > kernel/rcutorture.c | 8 +++++++-
> > 1 file changed, 7 insertions(+), 1 deletion(-)
> >
> > diff --git a/kernel/rcutorture.c b/kernel/rcutorture.c
> > index 7d42d13..15bec39 100644
> > --- a/kernel/rcutorture.c
> > +++ b/kernel/rcutorture.c
> > @@ -1437,7 +1437,13 @@ rcu_torture_onoff(void *arg)
> > torture_type, cpu);
> > starttime = jiffies;
> > n_online_attempts++;
> > - if (cpu_up(cpu) == 0) {
> > + ret = cpu_up(cpu);
> > + if (ret != 0) {
>
> Or just "if (ret) {"
Makes sense, fixed!
Thanx, Paul
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