Messages in this thread | | | Date | Mon, 5 Nov 2012 12:34:44 -0800 (PST) | From | Hugh Dickins <> | Subject | Re: tty, vt: lockdep warnings |
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On Mon, 5 Nov 2012, Alan Cox wrote: > > The fbdev potential for deadlock may be years old, but the warning > > (and consequent disabling of lockdep from that point on - making it > > useless to everybody else in need of it) is new, and comes from the > > commit below in linux-next. > > > > I revert it in my own testing: if there is no quick fix to the > > fbdev issue on the way, Daniel, please revert it from your tree. > > If you revert it you swap it for a different deadlock - and one that > happens more often I would expect. Not very useful.
But a deadlock we have lived with for years. Without reverting, we're prevented from discovering all the new deadlocks we're adding.
> > I'm hoping the framebuffer maintainer will bother to respond to this > because that's the only way it can be sorted out.
That would be ideal - thanks.
Hugh
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