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Message-Id: <20211202231515.F410CC00446@smtp.kernel.org>
Date: Thu, 02 Dec 2021 15:15:14 -0800
From: Stephen Boyd <sboyd@...nel.org>
To: avifishman70@...il.com, cgel.zte@...il.com
Cc: benjaminfair@...gle.com, linux-clk@...r.kernel.org,
linux-kernel@...r.kernel.org, mturquette@...libre.com,
openbmc@...ts.ozlabs.org, tali.perry1@...il.com,
tmaimon77@...il.com, venture@...gle.com, yuenn@...gle.com,
zealci@....com.cn, cgel.zte@...il.com, deng.changcheng@....com.cn
Subject: Re: [PATCH v2] clk: Use div64_ul instead of do_div
Please fix the subject. It should be "clk: npcm7xx: Use ..."
Quoting cgel.zte@...il.com (2021-11-18 00:28:58)
> From: Changcheng Deng <deng.changcheng@....com.cn>
>
> do_div() does a 64-by-32 division. Here the divisor is an unsigned long
> which on some platforms is 64 bit wide. So use div64_ul instead of do_div
> to avoid a possible truncation.
>
> Reported-by: Zeal Robot <zealci@....com.cn>
> Signed-off-by: Changcheng Deng <deng.changcheng@....com.cn>
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