Re: 2.6.13-rc3 ACPI regression and hang on x86-64

[Yu, Luming]

On Thursday 14 July 2005 18:36, Mikael Pettersson wrote:
> On my x86-64 laptop (Targa Visionary 811: Athlon64 + VIA chipset,
> Arima OEM:d HW also sold by eMachines and others), ACPI is broken
> and hangs the x86-64 2.6.13-rc3 kernel.
>
> During boot, ACPI reduces the screen's brightness (it's always
> done this in the x86-64 kernels but not the i386 ones), so I
> have to press a specific key combination (Fn+F8) to increase the
> brightness. This worked up to and including the 2.6.13-rc2 kernel,
> but with 2.6.13-rc3 it causes an error message:
>
> acpi_ec-0217 [04] acpi_ec_leave_burst_mo: ------->status fail
This message is a warning.

>
> on the console, and then the machine is hung hard.
If you didn't press that key,   the machine still hung?

>
> With the i386 kernel, both this key combination and the other one
> for reducing the brightness work as expected.
>
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