RE: 2.6.16-rc5: known regressions [TP 600X S3, vanilla DSDT]

Yu, Luming
2006-03-17T01:17:40Z

>Bad news. It hangs when I do the usual stress test:

Hmm, we can continue to have fun with debugging. Right?

>
>echo 1 > THM0/polling_frequency
>sleep.sh
>sleep.sh
>
>The second sleep.sh hangs going to sleep. It is in an endless loop
>printing the following line, once per second (from the
>polling_frequency):
>
> Execute Method: [\_TZ_.THM0._TMP] (Node c157bf88)

This should be the diffient problem with the previous reported hang.
I recall it was hang at a loop in SMPI waiting for BIOS's response.
Please confirm, Also please mute THM0 polling.

>
>> Please also make sure you have vanilla DSDT
>
>$ grep DSDT /boot/config-2.6.16-rc5.fake-thermal_active+passive
># CONFIG_ACPI_CUSTOM_DSDT is not set
>
>> vanilla Kernel, and just hacked acpi_thermal_active/passive.
>
>Only diff between pristine 2.6.16-rc5 tree and mine is:
>
>diff -rup /tmp/linux-2.6.16-rc5/drivers/acpi/thermal.c
>/usr/src/linux-2.6.16-rc5/drivers/acpi/thermal.c
>--- /tmp/linux-2.6.16-rc5/drivers/acpi/thermal.c
>2006-02-27 00:09:35.000000000 -0500
>+++ /usr/src/linux-2.6.16-rc5/drivers/acpi/thermal.c
>2006-03-16 09:45:30.000000000 -0500
>@@ -526,6 +526,8 @@ static void acpi_thermal_passive(struct
>
> ACPI_FUNCTION_TRACE("acpi_thermal_passive");
>
>+ return;
>+
> if (!tz || !tz->trips.passive.flags.valid)
> return;
>
>@@ -615,6 +617,8 @@ static void acpi_thermal_active(struct a
>
> ACPI_FUNCTION_TRACE("acpi_thermal_active");
>
>+ return;
>+
> if (!tz)
> return;
>
>

This looks ok for debugging.