linux-kernel - Re: [PATCH v2] x86/earlyprintk: Add a force option for pciserial device

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Message-ID: <20181002154940.efuri5nq3hj3cys2@shbuild888>
Date:   Tue, 2 Oct 2018 23:49:40 +0800
From:   Feng Tang <feng.tang@...el.com>
To:     Thomas Gleixner <tglx@...utronix.de>
Cc:     Borislav Petkov <bp@...en8.de>, Ingo Molnar <mingo@...nel.org>,
        H Peter Anvin <hpa@...ux.intel.com>,
        Peter Zijlstra <peterz@...radead.org>,
        "Stuart R . Anderson" <stuart.r.anderson@...el.com>,
        alan@...ux.intel.com, x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] x86/earlyprintk: Add a force option for pciserial
 device

On Tue, Oct 02, 2018 at 05:41:39PM +0200, Thomas Gleixner wrote:
> On Tue, 2 Oct 2018, Feng Tang wrote:
> > One idea is to change the new format to
> > 	earlyprintk=pciserial[,force],bus:device.function[,baudrate]
> > Then we can use what Boris has suggested:
> > 	!strncmp(s, "force,", 6)
> 
> Works for me.

Thanks, will send a v3.

- Feng