On Fri, 9 Apr 2010 15:10:50 -0700 Jesse Barnes <jbarnes at 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. Linus, did you get a chance to try these at all? They're small, and if they work for you I thought maybe they had a chance to get into 2.6.34. Thanks, -- Jesse Barnes, Intel Open Source Technology Center
