linux-kernel - Re: [RFC PATCH 5/5] clocksource: riscv_timer: Make timer interrupt as a per-CPU interrupt

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Message-ID: <20180904185826.GE25119@infradead.org>
Date:   Tue, 4 Sep 2018 11:58:26 -0700
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>,
        Atish Patra <atish.patra@....com>,
        Christoph Hellwig <hch@...radead.org>,
        linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH 5/5] clocksource: riscv_timer: Make timer interrupt
 as a per-CPU interrupt

On Tue, Sep 04, 2018 at 06:15:14PM +0530, Anup Patel wrote:
> Instead of directly calling RISC-V timer interrupt handler from
> RISC-V local interrupt conntroller driver, this patch implements
> RISC-V timer interrupt as a per-CPU interrupt using per-CPU APIs
> of Linux IRQ subsystem.

And the point of that is?  Except for introducing lots of pointless
code of course..