* Henri Hunnekens <[email protected]> wrote:
> I've seen that the calbration of the TSC timer was not always done
> correctly, which resulted in incorrect timers.
>
> I found out that local_irq_disable is used before the calibration is
> started. However with the RT patch applied this does not mean that the
> interrupts are disabled and therefore the calibration may fails when
> it's interrupted by an interrupt. Correct me if I'm wrong.
local_irq_disable() still disables interrupts, even in PREEMPT_RT. So
the problem should be elsewhere. Can you see similar problems on .22-rt
too? The hrt code saw a number of updates there.
Ingo
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