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Date:   Fri, 14 Jun 2019 15:32:06 +0100
From:   Dmitry Safonov <0x7f454c46@...il.com>
To:     Thomas Gleixner <tglx@...utronix.de>,
        Dmitry Safonov <dima@...sta.com>
Cc:     linux-kernel@...r.kernel.org, Andrei Vagin <avagin@...nvz.org>,
        Adrian Reber <adrian@...as.de>,
        Andy Lutomirski <luto@...nel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Christian Brauner <christian.brauner@...ntu.com>,
        Cyrill Gorcunov <gorcunov@...nvz.org>,
        "Eric W. Biederman" <ebiederm@...ssion.com>,
        "H. Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...hat.com>,
        Jann Horn <jannh@...gle.com>, Jeff Dike <jdike@...toit.com>,
        Oleg Nesterov <oleg@...hat.com>,
        Pavel Emelyanov <xemul@...tuozzo.com>,
        Shuah Khan <shuah@...nel.org>,
        Vincenzo Frascino <vincenzo.frascino@....com>,
        containers@...ts.linux-foundation.org, criu@...nvz.org,
        linux-api@...r.kernel.org, x86@...nel.org
Subject: Re: [PATCHv4 02/28] timens: Add timens_offsets

On 6/14/19 2:11 PM, Thomas Gleixner wrote:
> On Wed, 12 Jun 2019, Dmitry Safonov wrote:
> 
>> From: Andrei Vagin <avagin@...nvz.org>
>>
>> Introduce offsets for time namespace. They will contain an adjustment
>> needed to convert clocks to/from host's.
>>
>> Allocate one page for each time namespace that will be premapped into
>> userspace among vvar pages.
>> index 000000000000..7d7cb68ea778
>> --- /dev/null
>> +++ b/include/linux/timens_offsets.h
>> @@ -0,0 +1,8 @@
>> +/* SPDX-License-Identifier: GPL-2.0 */
>> +#ifndef _LINUX_TIME_OFFSETS_H
>> +#define _LINUX_TIME_OFFSETS_H
>> +
>> +struct timens_offsets {
>> +};
> 
> That empty struct which is nowhere used looks odd. Can you move that to the
> patch which actually makes use of it?

Sure, makes sense.

Thanks,
          Dmitry

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