Messages in this thread | | | Date | Fri, 11 Dec 2009 08:06:39 -0600 (CST) | From | Christoph Lameter <> | Subject | Re: Finding and chaniging registered clocksources |
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On Fri, 11 Dec 2009, Ioannis Kyriakopoulos wrote:
> However, I don't know how to found out what clocksource Linux has assigned > for other activities apart from the one mentioned (e.g. for timekeeping) and > how to change it, if possible.
Depends on the subsystem. Code can use time sources as needed but in general the standard clock is used as a common time base.
> For example, I want to find out which clocksource getnstimeofday() is using. > It could be also useful if there is a way to see all the registered > clocksources in the system.
getnstimeofday uses the syste, cllock that can be retrieved using /sys/devices/system/clocksource/clocksource0/current_clocksource
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