On Thu, 2009-10-08 at 10:44 -0700, Aaron Plattner wrote: > On Thu, Oct 08, 2009 at 10:09:20AM -0700, Keith Packard wrote: > > Excerpts from Chris Wilson's message of Thu Oct 08 09:43:16 -0700 2009: > > > In a headless configuration, in order to convince the XServer to start > > > the user must explicitly enable an output. > > > > I see that as the fundemental problem here. I'd suggest that the > > server should allow the device to start without any outputs connected > > and create a default sized frame buffer (1024x768?). > > For boards that actually have output connectors (i.e. not Tesla cards), > this is a bad idea. The number of users who actually want a headless > configuration is much smaller than the number of users who would be > confused and infuriated when starting X makes all of their displays go > blank due to misconfiguration or driver bugs and results in what is > essentially a hung machine. > > X failing to start with an informative log message is far better than a > frozen computer that requires the reset button to fix. I think making > people explicitly configure X to be headless is a reasonable compromise.
Disagree. Servers regularly start with no monitor attached and admins expect to be able to walk up and plug in a display and have it work. Presumably this implies moving to a model where X is started as a trigger from the kernel seeing a connected output, and not the current "start and hope". - ajax
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