[ltp] T43, suspend-to-ram via acpi, hang on resume

[Thomas Roessler]

I add the following kernel parameters:

 acpi_sleep=3Ds3_bios acpi_serialize

Works nicely here, on a T43, currently running some
2.6.15.something kernel.
--=20
Thomas Roessler =B7 Personal soap box at <http://log.does-not-exist.org/>.





On 2006-03-21 13:30:37 -0500, fire-eyes wrote:
> Message: 4
> From: fire-eyes <sgtphou@fire-eyes.org>
> To: linux-thinkpad@linux-thinkpad.org
> Date: Tue, 21 Mar 2006 13:30:37 -0500
> Subject: [ltp] T43, suspend-to-ram via acpi, hang on resume
> Reply-To: linux-thinkpad@linux-thinkpad.org
> List-Id: This list for users of Linux on IBM Thinkpads. <linux-thinkpad.l=
inux-thinkpad.org>
>=20
> I'm using a T43. Gentoo Linux, kernel 2.6.16-ifc (ifc being a small patch=
 to=20
> better control the fan speed).
>=20
> When I try to suspend to ram via acpi (S3) at the console, everything wor=
ks as=20
> expected. It comes back successfully, too. I like it.
>=20
> Now, when I try this in xorg (via kde or "hibernate" command), it suspend=
s=20
> fine. On power up, things are good until the LCD comes up. The image vary=
s=20
> between being completely trashed, and only somewhat trashed. The system g=
oes=20
> totally unresponsive (even to sysreq) within a few seconds. This is obvio=
usly=20
> quite useless.
>=20
> Any ideas out there on getting this to work right? I have grown tired of=
=20
> having to fully power down when I want to save battery.