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Date: Sun, 24 May 2020 23:16:22 -0700 From: Richard Cochran <richardcochran@...il.com> To: Jianyong Wu <Jianyong.Wu@....com> Cc: "maz@...nel.org" <maz@...nel.org>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "yangbo.lu@....com" <yangbo.lu@....com>, "john.stultz@...aro.org" <john.stultz@...aro.org>, "tglx@...utronix.de" <tglx@...utronix.de>, "pbonzini@...hat.com" <pbonzini@...hat.com>, "sean.j.christopherson@...el.com" <sean.j.christopherson@...el.com>, Mark Rutland <Mark.Rutland@....com>, "will@...nel.org" <will@...nel.org>, Suzuki Poulose <Suzuki.Poulose@....com>, Steven Price <Steven.Price@....com>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>, "kvmarm@...ts.cs.columbia.edu" <kvmarm@...ts.cs.columbia.edu>, "kvm@...r.kernel.org" <kvm@...r.kernel.org>, Steve Capper <Steve.Capper@....com>, Kaly Xin <Kaly.Xin@....com>, Justin He <Justin.He@....com>, Wei Chen <Wei.Chen@....com>, nd <nd@....com> Subject: Re: [RFC PATCH v12 10/11] arm64: add mechanism to let user choose which counter to return On Mon, May 25, 2020 at 04:50:28AM +0000, Jianyong Wu wrote: > How about adding an extra argument in struct ptp_clock_info to serve as a flag, then we can control this flag using IOCTL to determine the counter type. no, No, NO! > > From your description, this "flag" really should be a module parameter. > Maybe use flag as a module parameter is a better way. Yes. Thanks, Richard
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