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

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Message-ID: <20181217182415.GA7086@infradead.org>
Date:   Mon, 17 Dec 2018 10:24:15 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     Anup Patel <anup@...infault.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>,
        Christoph Hellwig <hch@...radead.org>,
        Atish Patra <atish.patra@....com>,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 2/6] irqchip: sifive-plic: Add struct plic_hw for
 global PLIC HW details

> +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.