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    SubjectRe: 2.6.9-mm1
    Alexander Nyberg <alexn@dsv.su.se> wrote:
    >
    > > - kexec and crashdump: this all allegedly works, but I want to *see* it
    > > work first.
    >
    > - sys_reboot() calls device_shutdown() which naturally makes my disks go
    > to sleep and immediatly after spin up when the disk initialization code
    > comes in. Is there some specific reason why this is needed? Appears to
    > work for me just removing the function call.

    There's special-case code in the IDE driver to prevent this. The kexec
    code manages to defeat it. This should fix:

    --- 25/kernel/sys.c~kexec-ide-spindown-fix 2004-10-24 01:46:52.028277048 -0700
    +++ 25-akpm/kernel/sys.c 2004-10-24 01:47:20.911886072 -0700
    @@ -531,8 +531,9 @@ asmlinkage long sys_reboot(int magic1, i
    return -EINVAL;
    }
    notifier_call_chain(&reboot_notifier_list, SYS_RESTART, NULL);
    - system_state = SYSTEM_BOOTING;
    + system_state = SYSTEM_RESTART;
    device_shutdown();
    + system_state = SYSTEM_BOOTING;
    printk(KERN_EMERG "Starting new kernel\n");
    machine_shutdown();
    machine_kexec(image);
    _
    > - 3c59x driver together with my 3c509C-TX card hits:
    > "ff:ff:ff:ff:ff:ff<3>*** EEPROM MAC address invalid"
    > after doing a kexec-reboot. I tried reseting it at bootup but I couldn't
    > get it kicking. I couldn't find any specs nor maintainer for this one...
    >

    3c59x power management is a bit flakey. I'll have a poke at this when I
    get onto playing with kexec.

    -
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