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Date:   Mon, 25 May 2020 06:29:37 +0000
From:   Jianyong Wu <Jianyong.Wu@....com>
To:     Richard Cochran <richardcochran@...il.com>,
        "maz@...nel.org" <maz@...nel.org>
CC:     "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

Hi Richard,

> -----Original Message-----
> From: Richard Cochran <richardcochran@...il.com>
> Sent: Monday, May 25, 2020 2:16 PM
> To: Jianyong Wu <Jianyong.Wu@....com>
> Cc: maz@...nel.org; netdev@...r.kernel.org; yangbo.lu@....com;
> john.stultz@...aro.org; tglx@...utronix.de; pbonzini@...hat.com;
> sean.j.christopherson@...el.com; Mark Rutland <Mark.Rutland@....com>;
> will@...nel.org; Suzuki Poulose <Suzuki.Poulose@....com>; Steven Price
> <Steven.Price@....com>; linux-kernel@...r.kernel.org; linux-arm-
> kernel@...ts.infradead.org; kvmarm@...ts.cs.columbia.edu;
> 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!
> 
Ok, 

> > > From your description, this "flag" really should be a module parameter.
> > Maybe use flag as a module parameter is a better way.
> 
> Yes.
> 
It's fine for me, if @maz@...nel.org is not against with it.
 
Thanks
Jianyong 

> Thanks,
> Richard

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