rancis ; Anup Patel ; linux-
> ri...@lists.infradead.org; linux-kernel@vger.kernel.org
> Subject: RE: [PATCH 1/4] irqchip/sifive-plic: Setup cpuhp once after current
> handler is present
>
>
>
> > -Original Message-
> > From: Marc Zyngier
> > Sen
l@vger.kernel.org
> Subject: Re: [PATCH 1/4] irqchip/sifive-plic: Setup cpuhp once after current
> handler is present
>
> On 2020-05-16 13:52, Anup Patel wrote:
> >> -Original Message-
> >> From: Marc Zyngier
> >> Sent: 16 May 2020 17:42
> >
@vger.kernel.org
Subject: Re: [PATCH 1/4] irqchip/sifive-plic: Setup cpuhp once after
current
handler is present
Hi Anup,
On 2020-05-16 07:38, Anup Patel wrote:
> For multiple PLIC instances, the plic_init() is called once for each
> PLIC instance. Due to this we have two issue
l@vger.kernel.org
> Subject: Re: [PATCH 1/4] irqchip/sifive-plic: Setup cpuhp once after current
> handler is present
>
> Hi Anup,
>
> On 2020-05-16 07:38, Anup Patel wrote:
> > For multiple PLIC instances, the plic_init() is called once for each
> > PLIC instance.
Hi Anup,
On 2020-05-16 07:38, Anup Patel wrote:
For multiple PLIC instances, the plic_init() is called once for each
PLIC instance. Due to this we have two issues:
1. cpuhp_setup_state() is called multiple times
2. plic_starting_cpu() can crash for boot CPU if cpuhp_setup_state()
is called
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