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From: Jiri Pirko <jpirko@redhat.com>
To: David Miller <davem@davemloft.net>
Cc: netdev@vger.kernel.org,
	virtualization@lists.linux-foundation.org, brouer@redhat.com,
	mst@redhat.com
Subject: Re: [patch net-next] virtio_net: allow to change mac when iface is running
Date: Thu, 28 Jun 2012 08:35:25 +0200	[thread overview]
Message-ID: <20120628063525.GA1520@minipsycho.orion> (raw)
In-Reply-To: <20120627.213046.1244710404799995026.davem@davemloft.net>

Thu, Jun 28, 2012 at 06:30:46AM CEST, davem@davemloft.net wrote:
>From: Jiri Pirko <jpirko@redhat.com>
>Date: Wed, 27 Jun 2012 17:27:46 +0200
>
>> Signed-off-by: Jiri Pirko <jpirko@redhat.com>
>
>Applied, but this seriously makes eth_mac_addr() completely useless.
>
>Technically, every eth_mac_addr() user in a software/virtual device
>should behave the way virtio_net does now.

I guess to. But for some HW devices eth_mac_addr() is needed (when they
does not support "life" mac change")

>
>It therefore probably makes sense to add a boolean arg which when true
>elides the netif_running() check then fixup and audit every caller.

I was thinking about this. Maybe probably __eth_mac_addr() which does
not have netif_running() check and eth_mac_addr() calling
netif_running() check and __eth_mac_addr() after that.

What do you think?

Jirka

  reply	other threads:[~2012-06-28  6:35 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-27 15:27 [patch net-next] virtio_net: allow to change mac when iface is running Jiri Pirko
2012-06-28  4:30 ` David Miller
2012-06-28  6:35   ` Jiri Pirko [this message]
2012-06-28  8:30     ` David Miller

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