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Date:   Thu, 27 Jun 2019 01:59:26 -0700
From:   Christoph Hellwig <hch@infradead.org>
To:     Yash Shah <yash.shah@sifive.com>
Cc:     linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
        paul.walmsley@sifive.com, palmer@sifive.com, aou@eecs.berkeley.edu,
        sachin.ghadi@sifive.com
Subject: Re: [PATCH] riscv: ccache: Remove unused variable
Message-ID: <20190627085926.GA15810@infradead.org>
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On Thu, Jun 27, 2019 at 02:04:46PM +0530, Yash Shah wrote:
> Reading the count register clears the interrupt signal. Currently, the
> count registers are read into 'regval' variable but the variable is
> never used. Therefore remove it.
> 
> Signed-off-by: Yash Shah <yash.shah@sifive.com>
> ---
>  arch/riscv/mm/sifive_l2_cache.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)

Unrelated note:  that driver absolutely does not belong into
arch/riscv/mm.  arch/$(ARCH)/mm is for architecte-specific memory
management code, not for random drivers.