[LAU] RTC/HPET timer permissions
Clemens Ladisch
clemens at ladisch.de
Tue Nov 27 12:32:02 UTC 2012
Jeremy Jongepier wrote:
> On 11/26/2012 03:03 PM, Clemens Ladisch wrote:
>> Jeremy Jongepier wrote:
>>> And how does the snd-hrtimer module relate to this matter?
>>
>> It's for some timers used internally by ALSA, and loaded automatically.
>
> In what kind of situations would it load automatically?
In theory, always. But it might be possible that it forgets to tell
udev about itself ...
> Does it improve MIDI timing for instance?
If the ALSA sequencer is used for MIDI event scheduling.
> How does it compare to the default timer setting?
It uses 1000 Hz. Typically, HZ is less than that.
Regards,
Clemens
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