netdev - Re: New commands to configure IOV features

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Message-ID: <505CAC93.8020304@redhat.com>
Date:	Fri, 21 Sep 2012 14:06:11 -0400
From:	Don Dutile <ddutile@...hat.com>
To:	Yinghai Lu <yinghai@...nel.org>
CC:	"Rose, Gregory V" <gregory.v.rose@...el.com>,
	Ben Hutchings <bhutchings@...arflare.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Yuval Mintz <yuvalmin@...adcom.com>,
	"davem@...emloft.net" <davem@...emloft.net>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	Ariel Elior <ariele@...adcom.com>,
	Eilon Greenstein <eilong@...adcom.com>,
	linux-pci <linux-pci@...r.kernel.org>
Subject: Re: New commands to configure IOV features

On 09/21/2012 01:50 AM, Yinghai Lu wrote:
> On Thu, Sep 20, 2012 at 8:39 AM, Rose, Gregory V
> <gregory.v.rose@...el.com>  wrote:
>>> -----Original Message-----
>>> From: Ben Hutchings [mailto:bhutchings@...arflare.com]
>>>>
>>>> could just stop the device and add it back again?
>>>
>>> This is highly disruptive and I think it would be totally unacceptable for
>>> at least networking devices.
>>
>> Agreed.
>>
>> We need the driver callback.
>
> ok, something like attached patches?
>
> ixgbe change need more cleanup from ixgbe guys.
>
> -Yinghai
yuk, no.
I have a set of patches almost done.
It provides 3 sysfs files (enable, disable, num_max_vfs);
callbacks for enable & disable.

i'm tied up until Monday on RHEL6, then I'll switch gears & post a set of patches.
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