linux-kernel - Re: [PATCH v3 2/6] irqchip: sifive-plic: Add struct plic

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Message-ID: <CAAhSdy0_m-TfBYTEBw_k5+n9WC8c_ASg0A=_0S2TPHppCFCWgw@mail.gmail.com>
Date:   Tue, 18 Dec 2018 13:55:00 +0530
From:   Anup Patel <anup@...infault.org>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     Palmer Dabbelt <palmer@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Marc Zyngier <marc.zyngier@....com>,
        Atish Patra <atish.patra@....com>,
        linux-riscv@...ts.infradead.org,
        "linux-kernel@...r.kernel.org List" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 2/6] irqchip: sifive-plic: Add struct plic_hw for
 global PLIC HW details

On Mon, Dec 17, 2018 at 11:54 PM Christoph Hellwig <hch@...radead.org> wrote:
>
> > +struct plic_hw {
> > +     u32                     nr_irqs;
> > +     u32                     nr_handlers;
> > +     u32                     nr_mapped;
> > +     void __iomem            *regs;
> > +     struct irq_domain       *irqdomain;
> > +};
> > +
> > +static struct plic_hw plic;
>
> Please use local variables instead of a single instance struct.
> And only add these variables in the patches where you actually need
> them.

I am sure it will be useful in-future but for now I will
remove the struct instance.

Regards,
Anup