Messages in this thread | | | Date | Thu, 18 Nov 2021 10:54:18 +0100 | From | Uwe Kleine-König <> | Subject | Re: [PATCH V3] pwm: Use div64_ul instead of do_div |
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On Thu, Nov 18, 2021 at 02:52:54AM +0000, cgel.zte@gmail.com wrote: > From: Changcheng Deng <deng.changcheng@zte.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@zte.com.cn> > Signed-off-by: Changcheng Deng <deng.changcheng@zte.com.cn>
There is no S-o-b line matching the mail sender.
Best regards Uwe
-- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | https://www.pengutronix.de/ | [unhandled content-type:application/pgp-signature] | |