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* [PATCH net] switchdev: bridge: Check return code is not EOPNOTSUPP
@ 2015-11-13 11:06 Ido Schimmel
  2015-11-13 12:34 ` Sander Eikelenboom
  2015-11-16 19:56 ` David Miller
  0 siblings, 2 replies; 5+ messages in thread
From: Ido Schimmel @ 2015-11-13 11:06 UTC (permalink / raw)
  To: netdev; +Cc: stephen, davem, eladr, linux, Ido Schimmel, Jiri Pirko

When NET_SWITCHDEV=n, switchdev_port_attr_set simply returns EOPNOTSUPP.
In this case we should not emit errors and warnings to the kernel log.

Reported-by: Sander Eikelenboom <linux@eikelenboom.it>
Fixes: 0bc05d585d38 ("switchdev: allow caller to explicitly request
attr_set as deferred")
Fixes: 6ac311ae8bfb ("Adding switchdev ageing notification on port
bridged")
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
---
 net/bridge/br_stp.c    | 2 +-
 net/bridge/br_stp_if.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c
index f7e8dee..5f3f645 100644
--- a/net/bridge/br_stp.c
+++ b/net/bridge/br_stp.c
@@ -48,7 +48,7 @@ void br_set_state(struct net_bridge_port *p, unsigned int state)
 
 	p->state = state;
 	err = switchdev_port_attr_set(p->dev, &attr);
-	if (err)
+	if (err && err != -EOPNOTSUPP)
 		br_warn(p->br, "error setting offload STP state on port %u(%s)\n",
 				(unsigned int) p->port_no, p->dev->name);
 }
diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
index fa53d7a..5396ff08 100644
--- a/net/bridge/br_stp_if.c
+++ b/net/bridge/br_stp_if.c
@@ -50,7 +50,7 @@ void br_init_port(struct net_bridge_port *p)
 	p->config_pending = 0;
 
 	err = switchdev_port_attr_set(p->dev, &attr);
-	if (err)
+	if (err && err != -EOPNOTSUPP)
 		netdev_err(p->dev, "failed to set HW ageing time\n");
 }
 
-- 
2.4.10

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH net] switchdev: bridge: Check return code is not EOPNOTSUPP
  2015-11-13 11:06 [PATCH net] switchdev: bridge: Check return code is not EOPNOTSUPP Ido Schimmel
@ 2015-11-13 12:34 ` Sander Eikelenboom
  2015-11-13 12:43   ` Ido Schimmel
  2015-11-16 19:56 ` David Miller
  1 sibling, 1 reply; 5+ messages in thread
From: Sander Eikelenboom @ 2015-11-13 12:34 UTC (permalink / raw)
  To: Ido Schimmel; +Cc: netdev, stephen, davem, eladr, Jiri Pirko

On 2015-11-13 12:06, Ido Schimmel wrote:
> When NET_SWITCHDEV=n, switchdev_port_attr_set simply returns 
> EOPNOTSUPP.
> In this case we should not emit errors and warnings to the kernel log.

Hi Ido,

Thanks for your patch!

It fixes these:
[  207.245442] vif vif-1-0 vif1.0: failed to set HW ageing time
[  207.245443] xen_bridge: error setting offload STP state on 
port1(vif1.0)

But i still have these:
[  335.412194] vif19.0-emu: set_features() failed (-1); wanted 
0x00000080000048c1, left 0x00000080001b48c9
[  335.412204] vif19.0-emu: set_features() failed (-1); wanted 
0x00000080000048c1, left 0x00000080001b48c9
[  335.412311] vif19.0-emu: set_features() failed (-1); wanted 
0x00000080000248c9, left 0x00000080001b48c9
[  335.412319] vif19.0-emu: set_features() failed (-1); wanted 
0x00000080000048c1, left 0x00000080001b48c9
[  335.412326] vif19.0-emu: set_features() failed (-1); wanted 
0x00000080000048c1, left 0x00000080001b48c9
[  335.535955] vif vif-19-0 vif19.0: set_features() failed (-1); wanted 
0x0000000400004803, left 0x0000000400114813
[  335.535965] vif vif-19-0 vif19.0: set_features() failed (-1); wanted 
0x0000000400004803, left 0x0000000400114813
[  335.615392] vif vif-19-0 vif19.0: set_features() failed (-1); wanted 
0x0000000400004803, left 0x0000000400114813
[  335.615401] xen_bridge: set_features() failed (-1); wanted 
0x000000801fdb78c9, left 0x000000801fff78e9

--
Sander

> Reported-by: Sander Eikelenboom <linux@eikelenboom.it>
> Fixes: 0bc05d585d38 ("switchdev: allow caller to explicitly request
> attr_set as deferred")
> Fixes: 6ac311ae8bfb ("Adding switchdev ageing notification on port
> bridged")
> Signed-off-by: Ido Schimmel <idosch@mellanox.com>
> Signed-off-by: Jiri Pirko <jiri@mellanox.com>
> ---
>  net/bridge/br_stp.c    | 2 +-
>  net/bridge/br_stp_if.c | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c
> index f7e8dee..5f3f645 100644
> --- a/net/bridge/br_stp.c
> +++ b/net/bridge/br_stp.c
> @@ -48,7 +48,7 @@ void br_set_state(struct net_bridge_port *p,
> unsigned int state)
> 
>  	p->state = state;
>  	err = switchdev_port_attr_set(p->dev, &attr);
> -	if (err)
> +	if (err && err != -EOPNOTSUPP)
>  		br_warn(p->br, "error setting offload STP state on port %u(%s)\n",
>  				(unsigned int) p->port_no, p->dev->name);
>  }
> diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
> index fa53d7a..5396ff08 100644
> --- a/net/bridge/br_stp_if.c
> +++ b/net/bridge/br_stp_if.c
> @@ -50,7 +50,7 @@ void br_init_port(struct net_bridge_port *p)
>  	p->config_pending = 0;
> 
>  	err = switchdev_port_attr_set(p->dev, &attr);
> -	if (err)
> +	if (err && err != -EOPNOTSUPP)
>  		netdev_err(p->dev, "failed to set HW ageing time\n");
>  }

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH net] switchdev: bridge: Check return code is not EOPNOTSUPP
  2015-11-13 12:34 ` Sander Eikelenboom
@ 2015-11-13 12:43   ` Ido Schimmel
  2015-11-13 13:34     ` Sander Eikelenboom
  0 siblings, 1 reply; 5+ messages in thread
From: Ido Schimmel @ 2015-11-13 12:43 UTC (permalink / raw)
  To: Sander Eikelenboom; +Cc: netdev, stephen, davem, eladr, Jiri Pirko, nikolay

Fri, Nov 13, 2015 at 02:34:45PM IST, linux@eikelenboom.it wrote:
>On 2015-11-13 12:06, Ido Schimmel wrote:
>> When NET_SWITCHDEV=n, switchdev_port_attr_set simply returns 
>> EOPNOTSUPP.
>> In this case we should not emit errors and warnings to the kernel log.
>
>Hi Ido,
>
>Thanks for your patch!
>
>It fixes these:
>[  207.245442] vif vif-1-0 vif1.0: failed to set HW ageing time
>[  207.245443] xen_bridge: error setting offload STP state on 
>port1(vif1.0)
>
>But i still have these:
>[  335.412194] vif19.0-emu: set_features() failed (-1); wanted 
>0x00000080000048c1, left 0x00000080001b48c9
>[  335.412204] vif19.0-emu: set_features() failed (-1); wanted 
>0x00000080000048c1, left 0x00000080001b48c9
>[  335.412311] vif19.0-emu: set_features() failed (-1); wanted 
>0x00000080000248c9, left 0x00000080001b48c9
>[  335.412319] vif19.0-emu: set_features() failed (-1); wanted 
>0x00000080000048c1, left 0x00000080001b48c9
>[  335.412326] vif19.0-emu: set_features() failed (-1); wanted 
>0x00000080000048c1, left 0x00000080001b48c9
>[  335.535955] vif vif-19-0 vif19.0: set_features() failed (-1); wanted 
>0x0000000400004803, left 0x0000000400114813
>[  335.535965] vif vif-19-0 vif19.0: set_features() failed (-1); wanted 
>0x0000000400004803, left 0x0000000400114813
>[  335.615392] vif vif-19-0 vif19.0: set_features() failed (-1); wanted 
>0x0000000400004803, left 0x0000000400114813
>[  335.615401] xen_bridge: set_features() failed (-1); wanted 
>0x000000801fdb78c9, left 0x000000801fff78e9
>

Yes, this is a different issue and I see that Nik is already working on
it. Can you please try his patch?

http://patchwork.ozlabs.org/patch/544242/

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH net] switchdev: bridge: Check return code is not EOPNOTSUPP
  2015-11-13 12:43   ` Ido Schimmel
@ 2015-11-13 13:34     ` Sander Eikelenboom
  0 siblings, 0 replies; 5+ messages in thread
From: Sander Eikelenboom @ 2015-11-13 13:34 UTC (permalink / raw)
  To: Ido Schimmel; +Cc: netdev, stephen, davem, eladr, Jiri Pirko, nikolay

On 2015-11-13 13:43, Ido Schimmel wrote:
> Fri, Nov 13, 2015 at 02:34:45PM IST, linux@eikelenboom.it wrote:
>> On 2015-11-13 12:06, Ido Schimmel wrote:
>>> When NET_SWITCHDEV=n, switchdev_port_attr_set simply returns
>>> EOPNOTSUPP.
>>> In this case we should not emit errors and warnings to the kernel 
>>> log.
>> 
>> Hi Ido,
>> 
>> Thanks for your patch!
>> 
>> It fixes these:
>> [  207.245442] vif vif-1-0 vif1.0: failed to set HW ageing time
>> [  207.245443] xen_bridge: error setting offload STP state on
>> port1(vif1.0)
>> 
>> But i still have these:
>> [  335.412194] vif19.0-emu: set_features() failed (-1); wanted
>> 0x00000080000048c1, left 0x00000080001b48c9
>> [  335.412204] vif19.0-emu: set_features() failed (-1); wanted
>> 0x00000080000048c1, left 0x00000080001b48c9
>> [  335.412311] vif19.0-emu: set_features() failed (-1); wanted
>> 0x00000080000248c9, left 0x00000080001b48c9
>> [  335.412319] vif19.0-emu: set_features() failed (-1); wanted
>> 0x00000080000048c1, left 0x00000080001b48c9
>> [  335.412326] vif19.0-emu: set_features() failed (-1); wanted
>> 0x00000080000048c1, left 0x00000080001b48c9
>> [  335.535955] vif vif-19-0 vif19.0: set_features() failed (-1); 
>> wanted
>> 0x0000000400004803, left 0x0000000400114813
>> [  335.535965] vif vif-19-0 vif19.0: set_features() failed (-1); 
>> wanted
>> 0x0000000400004803, left 0x0000000400114813
>> [  335.615392] vif vif-19-0 vif19.0: set_features() failed (-1); 
>> wanted
>> 0x0000000400004803, left 0x0000000400114813
>> [  335.615401] xen_bridge: set_features() failed (-1); wanted
>> 0x000000801fdb78c9, left 0x000000801fff78e9
>> 
> 
> Yes, this is a different issue and I see that Nik is already working on
> it. Can you please try his patch?
> 
> http://patchwork.ozlabs.org/patch/544242/

Yeah that suppresses the warning, thx !

--
Sander

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH net] switchdev: bridge: Check return code is not EOPNOTSUPP
  2015-11-13 11:06 [PATCH net] switchdev: bridge: Check return code is not EOPNOTSUPP Ido Schimmel
  2015-11-13 12:34 ` Sander Eikelenboom
@ 2015-11-16 19:56 ` David Miller
  1 sibling, 0 replies; 5+ messages in thread
From: David Miller @ 2015-11-16 19:56 UTC (permalink / raw)
  To: idosch; +Cc: netdev, stephen, eladr, linux, jiri

From: Ido Schimmel <idosch@mellanox.com>
Date: Fri, 13 Nov 2015 13:06:12 +0200

> When NET_SWITCHDEV=n, switchdev_port_attr_set simply returns EOPNOTSUPP.
> In this case we should not emit errors and warnings to the kernel log.
> 
> Reported-by: Sander Eikelenboom <linux@eikelenboom.it>
> Fixes: 0bc05d585d38 ("switchdev: allow caller to explicitly request
> attr_set as deferred")
> Fixes: 6ac311ae8bfb ("Adding switchdev ageing notification on port
> bridged")
> Signed-off-by: Ido Schimmel <idosch@mellanox.com>
> Signed-off-by: Jiri Pirko <jiri@mellanox.com>

Applied.

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2015-11-16 19:56 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2015-11-13 11:06 [PATCH net] switchdev: bridge: Check return code is not EOPNOTSUPP Ido Schimmel
2015-11-13 12:34 ` Sander Eikelenboom
2015-11-13 12:43   ` Ido Schimmel
2015-11-13 13:34     ` Sander Eikelenboom
2015-11-16 19:56 ` David Miller

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