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SubjectRe: [PATCH v2 1/2] rtmutex Real-Time Linux: Fixing kernel BUG at kernel/locking/rtmutex.c:997!
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On Tue, 2015-04-07 at 12:56 +0200, Peter Zijlstra wrote:
> On Tue, Apr 07, 2015 at 12:49:16PM +0200, Mike Galbraith wrote:
> > If you have a spot where it'd be nice to do that despite it being
> > somewhat (koff).. discouraged shall we say, you have to do
> > something
> > funky. Thomas had a patch to not raise sirq unconditionally for -
> > rt
> > to let nohz_full work, but it needs a lock that's converted to an
> > rtmutex in -rt, and which doesn't want to be un-converted. Ergo,
> > get
> > funky.
>
> I should probably back away slowly at this point.. but got a
> reference
> to a thread that explains the 'problem'?

https://lkml.org/lkml/2015/4/6/434


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