On Wed, Sep 23, 2020 at 05:08:31PM -0700, Prasad Sodagudi wrote: > During the cpu hot plug stress testing, couple of messages > continuous flooding on to the console is causing timers > migration delay. Delayed time migrations from hot plugging > core is causing device instability with watchdog. So reduce > log level for couple of prints in cpu hot plug flow. > > Signed-off-by: Prasad Sodagudi <psoda...@codeaurora.org> > --- > arch/arm64/kernel/smp.c | 2 +- > kernel/irq/cpuhotplug.c | 4 ++-- > 2 files changed, 3 insertions(+), 3 deletions(-) > > diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c > index 355ee9e..08da6e3 100644 > --- a/arch/arm64/kernel/smp.c > +++ b/arch/arm64/kernel/smp.c > @@ -338,7 +338,7 @@ void __cpu_die(unsigned int cpu) > pr_crit("CPU%u: cpu didn't die\n", cpu); > return; > } > - pr_notice("CPU%u: shutdown\n", cpu); > + pr_info("CPU%u: shutdown\n", cpu); > > /* > * Now that the dying CPU is beyond the point of no return w.r.t. > diff --git a/kernel/irq/cpuhotplug.c b/kernel/irq/cpuhotplug.c > index 02236b1..82802e0 100644 > --- a/kernel/irq/cpuhotplug.c > +++ b/kernel/irq/cpuhotplug.c > @@ -42,7 +42,7 @@ static inline bool irq_needs_fixup(struct irq_data *d) > * If this happens then there was a missed IRQ fixup at some > * point. Warn about it and enforce fixup. > */ > - pr_warn("Eff. affinity %*pbl of IRQ %u contains only offline > CPUs after offlining CPU %u\n", > + pr_info("Eff. affinity %*pbl of IRQ %u contains only offline > CPUs after offlining CPU %u\n", > cpumask_pr_args(m), d->irq, cpu); > return true; > } > @@ -166,7 +166,7 @@ void irq_migrate_all_off_this_cpu(void) > raw_spin_unlock(&desc->lock); > > if (affinity_broken) { > - pr_warn_ratelimited("IRQ %u: no longer affine to > CPU%u\n", > + pr_info_ratelimited("IRQ %u: no longer affine to > CPU%u\n", > irq, smp_processor_id()); > } > } > -- > The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, > a Linux Foundation Collaborative Project >
Reviewed-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>