[ltp] Re: System clock wrong on resume from ACPI suspend in recent FC3 update

Fionn Behrens linux-thinkpad@linux-thinkpad.org
Tue, 25 Jan 2005 20:04:12 +0100


--=-m4R765OOOw1EetBsrzD4
Content-Type: text/plain
Content-Transfer-Encoding: quoted-printable

Am Montag, den 24.01.2005, 09:56 +0100 schrieb Tino Keitel:
> On Fri, Jan 21, 2005 at 12:22:27 -0500, Eric Benson wrote:
[Time skew problem]
> I can't say for sure that the problem started
> > with a kernel update, but it may have coincided with the first 2.6.10
> > kernel.
> >=20
> > Is this a known problem? Is there a fix?
>=20
> I solved this problem on my T23 with the kernel config option
> "CONFIG_X86_PM_TIMER" in kernel 2.6.10.

I have this option set already and I got the clock skew problem anyway.
I kinda solved it by inserting the following command into the suspend
script (after wakeup):
hwclock --hctosys
which copies the (correct) time from the onboard clockchip back to the
Linux kernel clock.

br, Fionn
--=20
Software patents    -  not allowed in Europe | See whats going on:
Archiving Email     -  patented in Europe    | http://freepatents.org/
E-Shopping Baskets  -  patented in Europe    | Become active easily:
Cross-compiling     -  patented in Europe    | http://aktiv.ffii.org/eubsa/=
en

--=-m4R765OOOw1EetBsrzD4
Content-Type: application/pgp-signature; name=signature.asc
Content-Description: Dies ist ein digital signierter Nachrichtenteil

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.2.5 (GNU/Linux)

iD8DBQBB9pgsjkvYSI4bFywRAr3pAJwInQ+F/YZFQhQUdl4wDAIeJS2wqwCfRURs
hbyGtOFXyod25hKby1pUSD8=
=pvLY
-----END PGP SIGNATURE-----

--=-m4R765OOOw1EetBsrzD4--