linux-kernel - Re: [PATCH v2 2/2] powerpc/kvm: Disable in-kernel MPIC emulation for PREEMPT_RT

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Date:	Thu, 14 May 2015 21:36:01 +0200
From:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:	Bogdan Purcareata <bogdan.purcareata@...escale.com>
Cc:	tglx@...utronix.de, pbonzini@...hat.com, agraf@...e.de,
	scottwood@...escale.com, linuxppc-dev@...ts.ozlabs.org,
	linux-rt-users@...r.kernel.org, linux-kernel@...r.kernel.org,
	mihai.caraman@...escale.com, b10716@...escale.com
Subject: Re: [PATCH v2 2/2] powerpc/kvm: Disable in-kernel MPIC emulation for
 PREEMPT_RT_FULL

* Bogdan Purcareata | 2015-04-24 15:53:13 [+0000]:

>While converting the openpic emulation code to use a raw_spinlock_t enables
>guests to run on RT, there's still a performance issue. For interrupts sent in

>Signed-off-by: Bogdan Purcareata <bogdan.purcareata@...escale.com>

Applied with Scott's Acked-by

Sebastian
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