Fri, Nov 13, 2015 at 01:26:18AM CET, f.faine...@gmail.com wrote:
>On 04/11/15 18:56, David Miller wrote:
>>> Fixes: fd867d51f889 ("net/core: generic support for disabling netdev
>>> features down stack")
>> ...
>>> Reported-by: Nikolay Aleksandrov <niko...@cumulusnetworks.com>
>>> Signed-off-by: Jarod Wilson <ja...@redhat.com>
>>> ---
>>> v2: Based on suggestions from Alex, and with not changing err to ret, this
>>> patch actually becomes quite minimal and doesn't ugly up the code much.
>>
>> Applied, thanks.
>
>This causes some warnings to be displayed for DSA stacked devices:
>
>[ 1.272297] brcm-sf2 f0b00000.ethernet_switch: Starfighter 2 top:
>4.00, core: 2.00 base: 0xf0c80000, IRQs: 68, 69
>[ 1.283181] libphy: dsa slave smi: probed
>[ 1.344088] f0b403c0.mdio:05: Broadcom BCM7445 PHY revision: 0xd0,
>patch: 3
>[ 1.658917] brcm-sf2 f0b00000.ethernet_switch gphy (uninitialized):
>attached PHY at address 5 [Broadcom BCM7445]
>[ 1.669414] brcm-sf2 f0b00000.ethernet_switch gphy: set_features()
>failed (-1); wanted 0x0000000000004020, left 0x0000000000004820
>[ 1.734202] brcm-sf2 f0b00000.ethernet_switch rgmii_1
>(uninitialized): attached PHY at address 0 [Generic PHY]
>[ 1.744486] brcm-sf2 f0b00000.ethernet_switch rgmii_1: set_features()
>failed (-1); wanted 0x0000000000004020, left 0x0000000000004820
>[ 1.809091] brcm-sf2 f0b00000.ethernet_switch rgmii_2
>(uninitialized): attached PHY at address 1 [Generic PHY]
>[ 1.819364] brcm-sf2 f0b00000.ethernet_switch rgmii_2: set_features()
>failed (-1); wanted 0x0000000000004020, left 0x0000000000004820
>[ 1.884090] brcm-sf2 f0b00000.ethernet_switch moca (uninitialized):
>attached PHY at address 2 [Generic PHY]
>[ 1.894109] brcm-sf2 f0b00000.ethernet_switch moca: set_features()
>failed (-1); wanted 0x0000000000004020, left 0x0000000000004820
>
>DSA slave network devices are not associated with their master network
>device using the typical lower/upper netdev helpers.
>
>I do not have a good fix to come up with yet, but if you see something
>obvious with net/dsa/slave.c, feel free to send patches for testing, I
>can boot net-next on this platform.
I'm having similar issues with bridge, with linus's git now:
<dmesg>
...
[ 14.354362] br0: set_features() failed (-1); wanted 0x000000801fd978a9, left
0x000000801fff78e9
[ 14.430480] br0: set_features() failed (-1); wanted 0x000000801fd978a9, left
0x000000801fff78e9
[ 14.430550] IPv6: ADDRCONF(NETDEV_UP): br0: link is not ready
[ 17.938637] tg3 0000:01:00.0 eno1: Link is up at 1000 Mbps, full duplex
[ 17.938647] tg3 0000:01:00.0 eno1: Flow control is off for TX and off for RX
[ 17.938651] tg3 0000:01:00.0 eno1: EEE is disabled
[ 17.938669] IPv6: ADDRCONF(NETDEV_CHANGE): eno1: link becomes ready
[ 17.938753] br0: port 1(eno1) entered forwarding state
[ 17.938762] br0: port 1(eno1) entered forwarding state
[ 17.938834] IPv6: ADDRCONF(NETDEV_CHANGE): br0: link becomes ready
[ 29.763514] FS-Cache: Loaded
[ 29.917680] FS-Cache: Netfs 'nfs' registered for caching
[ 29.936739] Key type dns_resolver registered
[ 30.637482] NFS: Registering the id_resolver key type
[ 30.637502] Key type id_resolver registered
[ 30.637504] Key type id_legacy registered
[ 31.286444] ip6_tables: (C) 2000-2006 Netfilter Core Team
[ 31.403005] Ebtables v2.0 registered
[ 31.630354] tun: Universal TUN/TAP device driver, 1.6
[ 31.630358] tun: (C) 1999-2004 Max Krasnyansky <m...@qualcomm.com>
[ 31.630824] virbr0-nic: set_features() failed (-1); wanted
0x00000080000048c1, left 0x00000080001b48c9
[ 31.677764] virbr0-nic: set_features() failed (-1); wanted
0x00000080000048c1, left 0x00000080001b48c9
[ 31.677855] device virbr0-nic entered promiscuous mode
[ 31.677898] virbr0: set_features() failed (-1); wanted 0x000000801fdb78c9,
left 0x000000801fff78e9
[ 31.904892] nf_conntrack version 0.5.0 (65536 buckets, 262144 max)
[ 32.087094] virbr0: set_features() failed (-1); wanted 0x000000801fdb78c9,
left 0x000000801fff78e9
[ 32.087196] virbr0: port 1(virbr0-nic) entered listening state
[ 32.087205] virbr0: port 1(virbr0-nic) entered listening state
[ 32.093676] br0: set_features() failed (-1); wanted 0x000000801fd978a9, left
0x000000801fff78e9
[ 32.093786] virbr0: set_features() failed (-1); wanted 0x000000801fdb78c9,
left 0x000000801fff78e9
[ 32.093872] virbr0-nic: set_features() failed (-1); wanted
0x00000080000048c1, left 0x00000080001b48c9
[ 32.093966] virbr0: set_features() failed (-1); wanted 0x000000801fdb78c9,
left 0x000000801fff78e9
[ 32.094051] virbr0-nic: set_features() failed (-1); wanted
0x00000080000048c1, left 0x00000080001b48c9
[ 32.094132] virbr0: set_features() failed (-1); wanted 0x000000801fdb78c9,
left 0x000000801fff78e9
[ 32.124341] virbr0: port 1(virbr0-nic) entered disabled state
</dmesg>
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