Hi Rui, as requested - further details here: http://bugzilla.kernel.org/show_bug.cgi?id=13268 Chris On Wed, May 6, 2009 at 6:48 AM, Zhang Rui <rui.zhang@xxxxxxxxx> wrote: > hi, > > please try a recent vanilla kernel and see if it's reproducible. 2.6.29 > would be a good choice. > > if the problem still exists in 2.6.29 kernel, please attach the output > of dmesg and "grep . /sys/firmware/acpi/interrupts/*" after the > interrupt storm occurs. > please also attach the acpidump of this laptop. > > it would be great of you can open a new bug report at > http://bugzilla.kernel.org/enter_bug.cgi?product=ACPI > and attach all the info there. > > thanks, > rui > > > On Mon, 2009-05-04 at 18:00 +0800, Christopher HORLER wrote: >> Hello, >> >> I think I'm experiencing some kind of ACPI issue, I haven't been able >> to identify a series of actions that causes this. >> >> I first noticed the problem when looking at 'top' - seeing kacpi at >> the top of the process list (followed by kacpi_notify). >> I have powertop installed, the dump is attached - acpi interrupts seem >> to be excessive. >> >> The computer is perhaps not the best machine: Arima M620-DC. I think >> the same chassis may be used by a number of other manufacturers. >> >> The system does not boot in this state - it occurs rather >> unpredictably after high CPU loads. I had thought this was a CPU >> temperature issue and replaced the thermal paste of the heatsink, >> which improved matters. >> >> I have also blacklisted the following modules: >> blacklist i2c_i801 >> blacklist yenta_socket >> >> The kernel reports a conflict between ACPI SBUS and i2c_i801. >> I forget why I disabled yenta_socket, but I don't use the card reader. >> >> The OS is openSuSE 11.1 with the 2.6.27.21-0.1-default kernel installed. >> >> I've also tried booting the system with acpi=noirq. This gives a 'irq >> 5: nobody cared' and the wireless card (ipw2200) then doesn't work. >> >> My normal kernel command line contains the following parameters: >> hpet=force lapic vga=0x317 >> This is what all the attached logs are generated from and when my >> system functions with all devices working. >> >> I have also disassembled the ACPI tables. I can post them if required? >> >> Hopefully someone can suggest a temporary solution or a permanent one? >> >> Thanks, >> Chris > > -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
