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From: yzhu1 <Yanjun.Zhu@windriver.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: <netdev@vger.kernel.org>, <mst@redhat.com>, <jasowang@redhat.com>,
	<viro@zeniv.linux.org.uk>, <davem@davemloft.net>
Subject: Re: [PATCH 1/1] tun: change speed from 10M to dynamically configured
Date: Fri, 13 Feb 2015 10:45:50 +0800	[thread overview]
Message-ID: <54DD655E.5020301@windriver.com> (raw)
In-Reply-To: <20150212045558.5091262a@uryu.home.lan>

On 02/12/2015 08:55 PM, Stephen Hemminger wrote:
> On Thu, 12 Feb 2015 13:35:23 +0800
> Zhu Yanjun <Yanjun.Zhu@windriver.com> wrote:
>
>> From: Zhu Yanjun <yanjun.zhu@windriver.com>
>>
>> The default speed of normal nic is 1000M while the default speed
>> of tun is 10M. Now the default speed of tun is changed to 1000M.
>> And there are 3 options: 10M, 100M and 1000M to the speed of tun.
>> The command "ethtool -s tun0 speed 10/100/1000" can configure the
>> speed of tun dynamically.
>>
>> CC: Michael S. Tsirkin <mst@redhat.com>
>> CC: Jason Wang <jasowang@redhat.com>
>> CC: Al Viro <viro@zeniv.linux.org.uk>
>> Signed-off-by: Zhu Yanjun <yanjun.zhu@windriver.com>
>> Signed-off-by: Zhu Yanjun <Yanjun.Zhu@windriver.com>
> Why limit to 10/100/1000 speed?
> Ethtool speed can be any value
Thanks for your comments.

Yes. But the real physical nic speed often 10M, 100M and 1000M.
This simulates the physical nic.

Zhu Yanjun
>
>>   
>
>

  reply	other threads:[~2015-02-13  2:45 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-02-12  5:35 [PATCH 0/1] tun: dynamically set speed of tun Zhu Yanjun
2015-02-12  5:35 ` [PATCH 1/1] tun: change speed from 10M to dynamically configured Zhu Yanjun
2015-02-12 12:55   ` Stephen Hemminger
2015-02-13  2:45     ` yzhu1 [this message]
2015-02-13  3:25       ` Fan Du
2015-02-13  3:34         ` yzhu1
2015-02-12 13:52   ` Sergei Shtylyov
  -- strict thread matches above, loose matches on Subject: below --
2015-02-13  6:19 [PATCH V3 0/1] tun: dynamically set speed of tun Zhu Yanjun
2015-02-13  6:19 ` [PATCH 1/1] tun: change speed from 10M to dynamically configured Zhu Yanjun
2015-02-13 10:03   ` yzhu1
2015-02-13 10:45   ` Sergei Shtylyov
2015-02-13 21:28   ` Francois Romieu
2015-02-13 21:32     ` Rick Jones
2015-02-13 23:15       ` Francois Romieu
2015-02-16  2:31     ` yzhu1
2015-02-16 17:03       ` Stephen Hemminger
2015-02-18 19:29         ` Andy Gospodarek
2015-02-18 19:39         ` Andy Gospodarek
2015-02-19 20:37           ` David Miller
2015-02-19 20:40         ` David Miller
2015-02-20  0:41           ` Simon Horman
2015-02-20  2:35           ` Andy Gospodarek
2015-02-20 20:07             ` David Miller
2015-02-21  3:07               ` Andy Gospodarek
2015-02-20 10:01           ` David Laight
2015-02-19 20:56         ` roopa

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