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From: Dinh Nguyen <dinguyen@kernel.org>
To: Thorsten Blum <thorsten.blum@linux.dev>,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>,
	linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [RESEND PATCH] clk: socfpga: clk-pll: Optimize local variables
Date: Wed, 19 Feb 2025 06:42:32 -0600	[thread overview]
Message-ID: <d7df3b86-c3ff-48af-ad72-428e105976b9@kernel.org> (raw)
In-Reply-To: <20250219104224.1265-2-thorsten.blum@linux.dev>

On 2/19/25 04:42, Thorsten Blum wrote:
> Since readl() returns a u32, the local variables reg and bypass can also
> have the data type u32. Furthermore, divf and divq are derived from reg
> and can also be a u32.
> 
> Since do_div() casts the divisor to u32 anyway, changing the data type
> of divq to u32 removes the following Coccinelle/coccicheck warning
> reported by do_div.cocci:
> 
>    WARNING: do_div() does a 64-by-32 division, please consider using div64_ul instead
> 
> Compile-tested only.
> 
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
> ---
>   drivers/clk/socfpga/clk-pll.c | 4 ++--

Applied!

Thanks,
Dinh


  reply	other threads:[~2025-02-19 12:42 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-19 10:42 [RESEND PATCH] clk: socfpga: clk-pll: Optimize local variables Thorsten Blum
2025-02-19 12:42 ` Dinh Nguyen [this message]
2025-04-08 17:45   ` Thorsten Blum
2025-04-22 12:22     ` Thorsten Blum
2025-04-24 22:33       ` Dinh Nguyen

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