[LinuxPPS] Linux issues discussed earlier this year.
clemens at dwf.com
clemens at dwf.com
Wed Jul 29 19:09:25 CEST 2009
Earlier this year at least two Linux issues were discussed that would
contribute to better timekeeping.
There was the definition of STA_NANO in timex.h
and the calculation of nanoseconds in some glibc routines.
This (and any other details) was discussed in a number of separate messages
on this forum.
Was it ever put together anywhere???
I dont see it on our wiki.
My understanding of the situation is that the STA_NANO problem can be fixed
by just copying the timex.h from a current kernel into /usr/include/linux.
What about the glibc? Does someone have an updated copy sitting out somewhere
that we can copy (I really dont want to get involved with git if I can help it)
and what about the kernel itself? Does it have bad code? I seem to recall
that for a while it calculated nanoseconds by multiplying microseconds by
1000. sigh.
In any case, I would like to play with these changes, but would like to know
that I have everything that was discussed.
--
Reg.Clemens
reg at dwf.com
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