Messages in this thread | | | Date | Thu, 21 Oct 2004 10:20:33 +0200 | From | Ingo Molnar <> | Subject | Re: [patch] Real-Time Preemption, -RT-2.6.9-rc4-mm1-U8 |
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* Ingo Molnar <mingo@elte.hu> wrote:
> > * Ingo Molnar <mingo@elte.hu> wrote: > > > ah, indeed. Note that this is still not enough - please try to add a > > local_irq_enable() to netconsole.c's console-write function - does > > that fix it equally well for you? > > > > the reason is that if we crash within an irqs-off section then > > netconsole will still be called with interrupts disabled and will > > trigger the assert. > > i've added your patch to my tree, plus the extra local_irq_enable(), > this should also fix fbcon - so no changes needed to netconsole.c. All > of these problems will go away if/when the console code goes away from > raw spinlocks.
actually ... i think i'll add the local_irq_enable() to netconsole.c and fbcon, that way the VGA and serial consoles can still keep interrupts disabled. That could make the difference between a debuggable and undebuggable crash ...
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