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SubjectRE: [PATCH] printk: fixing the deadlock when calling printk in nmi handle
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On Wed, 2012-07-04 at 16:50 +0200, Peter Zijlstra wrote:
> On Wed, 2012-07-04 at 14:46 +0000, Liu, Chuansheng wrote:
> > > > I took many time to dig out this issue.
> > >
> > > Well, it was a known issue..
> > Still feel unfair :)
> > If this is a known issue that calling printk is not safe in nmi handler,
> > Why not defense it like this patch before real solution coming out?
>
> Why replace one broken thing with another broken thing?

Also, I much prefer obviously broken over subtly broken.



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