lkml.org 
[lkml]   [2003]   [Jan]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: any chance of 2.6.0-test*?
On Mon, Jan 13 2003, Zwane Mwaikambo wrote:
> On Mon, 13 Jan 2003, Jens Axboe wrote:
>
> > On Mon, Jan 13 2003, Terje Eggestad wrote:
> > > > > I have the console on a serial port, and a terminal server. With kdb,
> > > > > you can enter the kernel i kdb even when deadlocked.
> > > >
> > > > Even if spinning with interrupt disabled?
> > >
> > > Haven't painted myself into that corner yet. Doubt it, very much.
> >
> > These are the nasty hangs, total lockup and no info at all if it wasn't
> > for the nmi watchdog triggering. That alone is reason enough for me :-)
>
> It uses NMI's to break into the debugger, so it would also work with
> interrupts disabled and spinning on a lock, the same is also true for
> kgdb.

But still requiring up-apic, or smp with apic, right?

--
Jens Axboe

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:32    [W:0.291 / U:0.272 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site