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From: Alex Liptsin <alexl@mellanox.com>
To: "freebsd-infiniband@freebsd.org" <freebsd-infiniband@freebsd.org>,
 "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>,
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Subject: Mellanox NIC names changed, each kldunload/kldload mlx4ib module
Thread-Topic: Mellanox NIC names changed, each kldunload/kldload mlx4ib module
Thread-Index: Ac5lDdVKtrqzpa1jQyWp4SCSJfBUVA==
Date: Sun, 9 Jun 2013 12:35:32 +0000
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Cc: Oded Shanoon <odeds@mellanox.com>, Regev Lev <regevl@mellanox.com>
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Hi.

I work with FreeBSD9.1 and Mellanox devices.
Every time I unload / load mlx4ib module, NIC names of mellanox devices (ib=
X) are renamed.
Can I prevent it?

[root@h-qa-032 mlx4]# ifconfig
ib8: flags=3D8002<BROADCAST,MULTICAST> metric 0 mtu 65520
        options=3D80018<VLAN_MTU,VLAN_HWTAGGING,LINKSTATE>
        lladdr 80.28.0.48.fe.80.0.0.0.0.0.0.0.2.c9.3.0.2e.48.31
        nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
ib9: flags=3D8002<BROADCAST,MULTICAST> metric 0 mtu 65520
        options=3D80018<VLAN_MTU,VLAN_HWTAGGING,LINKSTATE>
        lladdr 80.28.0.49.fe.80.0.0.0.0.0.0.0.2.c9.3.0.2e.48.32
        nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>

[root@h-qa-032 mlx4]# kldunload mlx4ib

[root@h-qa-032 mlx4]# kldload -v mlx4ib
Loaded mlx4ib, id=3D9

[root@h-qa-032 mlx4]# ifconfig
ib10: flags=3D8002<BROADCAST,MULTICAST> metric 0 mtu 65520
        options=3D80018<VLAN_MTU,VLAN_HWTAGGING,LINKSTATE>
        lladdr 80.30.0.48.fe.80.0.0.0.0.0.0.0.2.c9.3.0.2e.48.31
        nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
ib11: flags=3D8002<BROADCAST,MULTICAST> metric 0 mtu 65520
        options=3D80018<VLAN_MTU,VLAN_HWTAGGING,LINKSTATE>
        lladdr 80.30.0.49.fe.80.0.0.0.0.0.0.0.2.c9.3.0.2e.48.32
        nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>

Regards,
Alex Liptsin
Software Quality Assurance Engineer | Mellanox Technologies Ltd.
Office: +972 (74) 7236141
Mobile: +972(54) 7833986
Fax: +972(74) 7236161
Email: alexl@mellanox.com<mailto:alexl@mellanox.com>
Mellanox, Tel-Hai Industrial Park. Building 7, M.P. Upper Galilee 12100 Isr=
ael