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    SubjectRe: sleep before boot panic
    Ingo Oeser wrote:
    > On Monday 07 January 2008, Andi Kleen wrote:
    >> Bernd Schubert <> writes:
    >>> Hi,
    >>> I just switched to libata (pata) on my laptop and the immediate panic made it
    >>> impossible to figure out why my boot partition wasn't available.
    >>> After applying this little patch I could check boot printk output and then saw
    >>> everything was properly recognized and only scsi-disk support was missing.
    >> The correct fix would be to make scroll back (and sysrq) still work
    >> after panic. It's a little more complicated, but possible (essentially
    >> it needs a polled keyboard handler)
    > Customer: "This system could not find the root fs."
    > Support: "Oh, yeah, just connect a (USB-) keyboard and scroll back."
    > Hmm, device detection works after panic?
    > I really like the "soft" panic better, where you still can operate the
    > kernel debugging features, but just have no user space supporting it.

    Of course, if we'd been using kinit, "soft panic" would have been done
    exclusively in userspace...


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      Last update: 2008-01-08 07:55    [W:0.021 / U:154.212 seconds]
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