Regards -- Andy
PS sorry you experienced problems - glad you could recover.
> From: Pavel Roskin [mailto:proski@gnu.org]
> Hello!
>
> It's just a word of warning for those who are trying ACPI
> with the latest
> kernels.
>
> I enabled ACPI in 2.4.5-ac17 (2.4.5-ac16 works fine with the
> same config
> except ACPI). When I booted I saw a message
>
> ACPI: If experiencing system slowness, try adding "acpi=no-idle" to
> cmdline
>
> and after that ...
>
> reiserfs: checking transaction log (device 21:04) ...
>
> Normally it takes few seconds before the system goes further, but that
> time it tool much longer (one minute maybe), and the next message was
> something like "hde: DMA timeout"
>
> I hit reset hoping to boot the system with "acpi=no-idle", but GRUB
> couldn't load stage2, which resides on the root partition (reiserfs).
>
> I had to install Linux on another drive and run reiserfsck.
> It found many
> errors, fixed them all, and now I'm happily running my old system.
>
> I also checked the same kernel with "acpi=no-idle" - it
> works. The ACPI
> messages are now:
>
> ACPI: Core Subsystem version [20010208]
> ACPI: Subsystem enabled
> ACPI: System firmware supports: C2 C3
> ACPI: plvl2lat=10 plvl3lat=20
> ACPI: C2 enter=143 C2 exit=35
> ACPI: C3 enter=858 C3 exit=71
> ACPI: Not using ACPI idle
> ACPI: System firmware supports: S0 S1 S5
>
> The config file is here: http://www.red-bean.com/~proski/linux/config
> dmesg output is here: http://www.red-bean.com/~proski/linux/dmesg
>
> Possibly important data:
>
> Kernel compiled with gcc-3.0
> Motherboard Micron SE440-BX2
> BIOS 4S4EB2X0.05A.0016.P15 (the latest)
> 1 Intel Pentium III 550MHz
> Root filesystem is reiserfs
> Root filesystem is on Promise PDC20267 ide controller
> Local APIC (but not IO-APIC) is used.
>
> I can make more experiments (with other hard drives) if needed.
>
> --
> Regards,
> Pavel Roskin
>
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