Re: Problem with kernel-pll in 2.0.3x (at least)

Alan Cox (alan@lxorguk.ukuu.org.uk)
Thu, 30 Apr 1998 23:31:27 +0100 (BST)


> I just found a problem with the kernel-pll in 2.0.34pre10 (well it
> hasn't changed since at least 2.0.33 as far as I can tell). It only

It has subtley

> than +/- 200ppm. I think this should be (2 * HZ)ppm. If this is a
> really bad idea please let me know! Can this be added to 2.0.34 (and
> 2.1.x if appropriate)?

It looks right to me

> As an aside can anyone tell me a good reason why ntp_adjtime() and
> ntp_gettime() are not implemented in glibc (2.0.7 and earlier don't
> have them). Not putting them in libc makes xntpd3 have to work much
> harder to use the kernel-pll (xntp3-5.93 won't detect it at all on my
> alphas without much hackery. I can provide trivial wrappers to
> __adjtimex() if anyone wants them. When I reported the problems to the
> xntpd maintainers they suggested I switch to FreeBSD!

Send the diffs to the glibc maintainers. Im sure they'll be happy to add
them

Alan

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