[lkml]   [2004]   [Oct]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [patch] Real-Time Preemption, -RT-2.6.9-rc4-mm1-U8

* Ingo Molnar <> wrote:

> * Ingo Molnar <> 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 ...

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 14:07    [W:0.521 / U:6.780 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site