linux-kernel - Re: [PATCH v4 4/5] irqchip: sifive-plic: Differentiate between PLIC handler and context

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Date:   Tue, 15 Jan 2019 07:56:00 -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 v4 4/5] irqchip: sifive-plic: Differentiate between PLIC
 handler and context

On Thu, Dec 27, 2018 at 04:48:20PM +0530, Anup Patel wrote:
> We explicitly differentiate between PLIC handler and context because
> PLIC context is for given mode of HART whereas PLIC handler is per-CPU
> software construct meant for handling interrupts from a particular
> PLIC context.
> 
> To achieve this differentiation, we rename "nr_handlers" to "nr_contexts"
> and "nr_mapped" to "nr_handlers" in plic_init().

Not sure what this differenciates that we previously didn't.  As far
as I can tell it just is a slight naming cleanup.