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hrtimer: Improve kernel message printing 

- Join split message for easier grepping,
  - Use pr_*() instead of printk*(),
  - Use %u to format unsigned cpu numbers.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20180712144118.8819-1-geert+renesas@glider.be
This commit is contained in:
Geert Uytterhoeven 2018-07-12 16:41:18 +02:00 committed by Thomas Gleixner
parent 5f936e19cc
commit 7a6e55375d
1 changed files with 3 additions and 4 deletions
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7
kernel/time/hrtimer.c
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@ -718,8 +718,8 @@ static void hrtimer_switch_to_hres(void)
struct hrtimer_cpu_base *base = this_cpu_ptr(&hrtimer_bases);
if (tick_init_highres()) {
printk(KERN_WARNING "Could not switch to high resolution "
"mode on CPU %d\n", base->cpu);
pr_warn("Could not switch to high resolution mode on CPU %u\n",
base->cpu);
return;
}
base->hres_active = 1;
@ -1573,8 +1573,7 @@ retry:
else
expires_next = ktime_add(now, delta);
tick_program_event(expires_next, 1);
printk_once(KERN_WARNING "hrtimer: interrupt took %llu ns\n",
ktime_to_ns(delta));
pr_warn_once("hrtimer: interrupt took %llu ns\n", ktime_to_ns(delta));
}
/* called with interrupts disabled */