* Nick Piggin <[email protected]> wrote:
> > ah, printk_clock() still uses sched_clock(), not jiffies. So it's
> > not the jiffies counter that goes back and forth, it's sched_clock()
> > - so this is a printk timestamps anomaly, not related to jiffies. I
> > thought we have fixed this bug in the printk code already:
> > sched_clock() is a 'raw' interface that should not be used directly
> > - the proper interface is cpu_clock(cpu).
>
> It's a single CPU box, so sched_clock() jumping would still be
> problematic, no?
sched_clock() is an internal API - the non-jumping API to be used by
printk is cpu_clock().
Ingo
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