Re: [debug patch] printk: Add a printk killswitch to robustify NMI watchdog messages
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- Subject: Re: [debug patch] printk: Add a printk killswitch to robustify NMI watchdog messages
- From: Ingo Molnar <mingo@xxxxxxx>
- Date: Sun, 5 Jun 2011 16:06:02 +0200
- Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>, mingo@xxxxxxxxxx, hpa@xxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, efault@xxxxxx, npiggin@xxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, frank.rowand@xxxxxxxxxxx, tglx@xxxxxxxxxxxxx, linux-tip-commits@xxxxxxxxxxxxxxx
- In-reply-to: <4DEB8A93.30601@xxxxxxxxxxxxxx>
- User-agent: Mutt/1.5.20 (2009-08-17)
* Arne Jansen <lists@xxxxxxxxxxxxxx> wrote:
> On 05.06.2011 15:39, Ingo Molnar wrote:
> >
> >* Arne Jansen<lists@xxxxxxxxxxxxxx> wrote:
> >
> >>>>Warning: it's entirely untested.
> >>
> >>How is the output supposed to come through? shouldn't printk revert
> >>to early_printk instead of just returning?
> >
> >oh, right you are.
> >
> >Does the patch below work? It does early-printk within printk().
>
> Too late, I already built my on early_vprintk ;)
heh :-)
Mind posting the patch? Your tested patch is infinitely more valuable
than my not-even-build-tested patch ;-)
Thanks,
Ingo
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