linux-kernel - RE: [PATCH v4 3/3] ixgbe: Add new ndo to allow VF multicast promiscuous mode

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Message-ID: <305E19FFAC908240AB6DEBD1E2D8C1E17F82443D@ORSMSX108.amr.corp.intel.com>
Date:	Tue, 28 Apr 2015 19:37:32 +0000
From:	"Schmitt, Phillip J" <phillip.j.schmitt@...el.com>
To:	Hiroshi Shimamoto <h-shimamoto@...jp.nec.com>,
	"Kirsher, Jeffrey T" <jeffrey.t.kirsher@...el.com>,
	Alexander Duyck <alexander.duyck@...il.com>,
	intel-wired-lan <intel-wired-lan@...ts.osuosl.org>
CC:	"vyasevic@...hat.com" <vyasevic@...hat.com>,
	"e1000-devel@...ts.sourceforge.net" 
	<e1000-devel@...ts.sourceforge.net>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"Choi, Sy Jong" <sy.jong.choi@...el.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	David Laight <David.Laight@...lab.com>,
	Hayato Momma <h-momma@...jp.nec.com>,
	Edward Cree <ecree@...arflare.com>,
	Or Gerlitz <gerlitz.or@...il.com>,
	Bjørn Mork <bjorn@...k.no>
Subject: RE: [PATCH v4 3/3] ixgbe: Add new ndo to allow VF multicast
 promiscuous mode



> -----Original Message-----
> From: Intel-wired-lan [mailto:intel-wired-lan-bounces@...ts.osuosl.org] On
> Behalf Of Hiroshi Shimamoto
> Sent: Thursday, April 09, 2015 6:08 PM
> To: Kirsher, Jeffrey T; Alexander Duyck; intel-wired-lan
> Cc: vyasevic@...hat.com; e1000-devel@...ts.sourceforge.net;
> netdev@...r.kernel.org; Choi, Sy Jong; linux-kernel@...r.kernel.org; David
> Laight; Hayato Momma; Edward Cree; Or Gerlitz; Bjørn Mork
> Subject: [Intel-wired-lan] [PATCH v4 3/3] ixgbe: Add new ndo to allow VF
> multicast promiscuous mode
> 
> From: Hiroshi Shimamoto <h-shimamoto@...jp.nec.com>
> 
> Implements the new netdev op to allow VF multicast promiscuous mode.
> 
> The multicast promiscuous mode is not allowed for all VFs by default.
> 
> The administrator can allow to VF multicast promiscuous mode for only trusted
> VM. After allowing multicast promiscuous mode from the host, we can use over
> 30 IPv6 addresses on VM.
>  # ip link set dev eth0 vf 1 mc_promisc on
> 
> When disallowing multicast promiscuous mode, ixgbevf can only handle 30
> IPv6 addresses at most.
>  # ip link set dev eth0 vf 1 mc_promisc off
> 
> Signed-off-by: Hiroshi Shimamoto <h-shimamoto@...jp.nec.com>
> Reviewed-by: Hayato Momma <h-momma@...jp.nec.com>
> CC: Choi, Sy Jong <sy.jong.choi@...el.com>
> ---
> 
> v4: Put reconfiguration of MC promiscuous mode into the previous loop.
> 
>  drivers/net/ethernet/intel/ixgbe/ixgbe.h       |  1 +
>  drivers/net/ethernet/intel/ixgbe/ixgbe_main.c  |  5 ++++
> drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c | 32
> ++++++++++++++++++++++++--  drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.h |
> 2 ++
>  4 files changed, 38 insertions(+), 2 deletions(-)

Tested-by: Phil Schmitt <phillip.j.schmitt@...el.com>
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