linux-kernel - Re: [PATCH v5 13/18] x86/split_lock: Add a sysfs interface to allow user to enable or disable split lock detection on all CPUs during run time

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Message-ID: <20190313005259.GB31710@romley-ivt3.sc.intel.com>
Date:   Tue, 12 Mar 2019 17:53:05 -0700
From:   Fenghua Yu <fenghua.yu@...el.com>
To:     Dave Hansen <dave.hansen@...el.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, H Peter Anvin <hpa@...or.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Ashok Raj <ashok.raj@...el.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Xiaoyao Li <xiaoyao.li@...el.com>,
        Michael Chan <michael.chan@...adcom.com>,
        Ravi V Shankar <ravi.v.shankar@...el.com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        x86 <x86@...nel.org>, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org, kvm@...r.kernel.org
Subject: Re: [PATCH v5 13/18] x86/split_lock: Add a sysfs interface to allow
 user to enable or disable split lock detection on all CPUs during run time

On Tue, Mar 12, 2019 at 04:48:09PM -0700, Dave Hansen wrote:
> On 3/12/19 4:00 PM, Fenghua Yu wrote:
> > The interface /sys/device/system/cpu/split_lock_detect is added
> > to allow user to control split lock detection and show current split
> > lock detection setting.
> 
> Did I miss the Documentation/ for this new sysfs feature?

I don't have a doc for the interface.

Should I create a new file in Documentation/ or can I add the interface
doc in an existing doc file?

Thanks.

-Fenghua