Hello Nicholas, On Fri, Jul 07, 2017 at 01:01:49AM +1000, Nicholas Piggin wrote: > On Wed, 5 Jul 2017 22:08:13 +0530 > "Gautham R. Shenoy" <e...@linux.vnet.ibm.com> wrote: > > > From: "Gautham R. Shenoy" <e...@linux.vnet.ibm.com> > > > > In the current idle initialization code, if there are failures in > > pnv_probe_idle_states, then no platform idle state is > > enabled. However, since the error is not propagated to the top-level > > function pnv_init_idle_states, we continue initialization in this > > top-level function even though this will never be used. > > > > Hence change the the return type of pnv_probe_idle_states from void to > > int and in case of failures, bail out early on in > > pnv_init_idle_states. > > > > Signed-off-by: Gautham R. Shenoy <e...@linux.vnet.ibm.com> > > Looks good to me. > > Reviewed-by: Nicholas Piggin <npig...@gmail.com> > > I wonder if the warnings are strong enough here to let people know > idle won't be used so power consumption will be high and performance > significantly reduced on SMT machines?
Good point. Will try to print an error message to this effect. -- Thanks and Regards gautham.
