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    SubjectRe: [RFC] Try a bit harder to get output on the screen at panic time
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    On Wed, 2010-05-19 at 17:34 -0700, Jesse Barnes wrote: 
    > On Fri, 9 Apr 2010 15:10:50 -0700
    > Jesse Barnes <jbarnes@virtuousgeek.org> wrote:
    >
    > > This set of 3 patches makes it a little more likely we'll get panic
    > > output onto the screen even when X is running, assuming a KMS enabled
    > > stack anyway.
    > >
    > > It gets me from a blank or very sparsely populated black screen at
    > > panic time, to one including the full backtrace and panic output at
    > > panic time (tested with "echo c > /proc/sysrq-trigger" from an X
    > > session).
    > >
    > > It doesn't cover every case; for instance I think it'll fail when X has
    > > disabled the display, but those cases need to be handled with separate
    > > patches anyway (need to add atomic DPMS paths for instance).
    > >
    > > Anyway, please test these out and let me know if they work for you.
    >
    > Ping Linus & Dave again. Have you guys tried these? Really, it's cool.
    >
    Second that, just tested these patches, and these work perfectly.
    One more reason for me to dump nvidia driver for nouveau.

    Best regards,
    Maxim Levitsky



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