Re: [PATCH RT] kernel/hrtimer: be non-freezeable in cpu_chill()

[Sebastian Andrzej Siewior]

On 02/19/2014 04:27 PM, Steven Rostedt wrote:

> Hmm, I wonder if this is because msleep() sets the tasks state to
> TASK_UNINTERRUPTIBLE, and hrtimer_nanosleep sets it to
> TASK_INTERRUPTIBLE.

No, it is because freezable_schedule() is called via do_nanosleep() in
hrtimer call path and msleep() calls schedule() without it.

Sebastian
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