v4.11-rc2: DMAR: Allocating domain for mlx4_0 failed

v4.11-rc2: DMAR: Allocating domain for mlx4_0 failed

[Chuck Lever]

Hi-

When I boot v4.11-rc1 or -rc2 on my systems, the CX-3 Pro cards
are no longer plumbed. Booting with v4.10 works as expected.

The below system log messages are typical of the failure.

[    2.449385] mlx4_core 0000:03:00.0: FW version 2.40.5000 (cmd intf rev 3), max commands 16
[    2.449389] mlx4_core 0000:03:00.0: Catastrophic error buffer at 0x1f020, size 0x10, BAR 0
[    2.449392] mlx4_core 0000:03:00.0: Communication vector bar:2 offset:0x800
[    2.449393] mlx4_core 0000:03:00.0: FW size 385 KB
[    2.449396] mlx4_core 0000:03:00.0: Internal clock bar:0 offset:0x78f50
[    2.449397] mlx4_core 0000:03:00.0: Clear int @ f0058, BAR 0
[    2.451629] mlx4_core 0000:03:00.0: Mapped 26 chunks/6168 KB for FW

 ....

[    7.838089] mlx4_core 0000:03:00.0: mlx4_allocate_default_counters: default counter index 0 for port 1
[    7.849428] mlx4_en: Mellanox ConnectX HCA Ethernet driver v2.2-1 (Feb 2014)
[    7.874963] <mlx4_ib> mlx4_ib_add: mlx4_ib: Mellanox ConnectX InfiniBand driver v2.2-1 (Feb 2014)
[    7.875916] <mlx4_ib> mlx4_ib_add: counter index 0 for port 1 allocated 0
[    7.924595] mlx4_core 0000:03:00.0: Mapped 1 chunks/256 KB at 100040000 for ICM
[    7.926363] DMAR: Allocating domain for mlx4_0 failed
[    7.927698] infiniband mlx4_0: Couldn't post receive WRs
[    7.929011] infiniband mlx4_0: Couldn't start port
[    7.951265] infiniband mlx4_0: Couldn't open port 1
[    7.953435] infiniband mlx4_0: ib_register_mad_agent: Invalid port 1
[    7.955576] infiniband mlx4_0: ib_register_mad_agent: Invalid port 1
[    7.957701] infiniband mlx4_0: Port 1 not found
[    7.959813] infiniband mlx4_0: Couldn't close port 1 for agents
[    7.961944] infiniband mlx4_0: Port 1 not found
[    7.963899] infiniband mlx4_0: Couldn't close port 1


--
Chuck Lever



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Re: v4.11-rc2: DMAR: Allocating domain for mlx4_0 failed

[Bart Van Assche]

On Mon, 2017-03-13 at 14:21 -0400, Chuck Lever wrote:
> When I boot v4.11-rc1 or -rc2 on my systems, the CX-3 Pro cards
> are no longer plumbed. Booting with v4.10 works as expected.

Hello Chuck,

Please the patch that is available at the following URL:
https://www.spinics.net/lists/linux-rdma/msg47043.html.

Thanks,

Bart.--
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Re: v4.11-rc2: DMAR: Allocating domain for mlx4_0 failed

[Chuck Lever]

> On Mar 13, 2017, at 2:25 PM, Bart Van Assche <Bart.VanAssche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org> wrote:
> 
> On Mon, 2017-03-13 at 14:21 -0400, Chuck Lever wrote:
>> When I boot v4.11-rc1 or -rc2 on my systems, the CX-3 Pro cards
>> are no longer plumbed. Booting with v4.10 works as expected.
> 
> Hello Chuck,
> 
> Please the patch that is available at the following URL:
> https://www.spinics.net/lists/linux-rdma/msg47043.html.

Thank you Bart, I will give that a try.


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Chuck Lever



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Re: v4.11-rc2: DMAR: Allocating domain for mlx4_0 failed

[Leon Romanovsky]

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On Mon, Mar 13, 2017 at 02:27:51PM -0400, Chuck Lever wrote:
>
> > On Mar 13, 2017, at 2:25 PM, Bart Van Assche <Bart.VanAssche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org> wrote:
> >
> > On Mon, 2017-03-13 at 14:21 -0400, Chuck Lever wrote:
> >> When I boot v4.11-rc1 or -rc2 on my systems, the CX-3 Pro cards
> >> are no longer plumbed. Booting with v4.10 works as expected.
> >
> > Hello Chuck,
> >
> > Please the patch that is available at the following URL:
> > https://www.spinics.net/lists/linux-rdma/msg47043.html.
>
> Thank you Bart, I will give that a try.

Yeah, without Bart's patch the IB stack is broken.

>
>
> --
> Chuck Lever
>
>
>
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Re: v4.11-rc2: DMAR: Allocating domain for mlx4_0 failed

[Chuck Lever]

> On Mar 14, 2017, at 3:29 AM, Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> wrote:
> 
> On Mon, Mar 13, 2017 at 02:27:51PM -0400, Chuck Lever wrote:
>> 
>>> On Mar 13, 2017, at 2:25 PM, Bart Van Assche <Bart.VanAssche-XdAiOPVOjttBDgjK7y7TUQ@public.gmane.org> wrote:
>>> 
>>> On Mon, 2017-03-13 at 14:21 -0400, Chuck Lever wrote:
>>>> When I boot v4.11-rc1 or -rc2 on my systems, the CX-3 Pro cards
>>>> are no longer plumbed. Booting with v4.10 works as expected.
>>> 
>>> Hello Chuck,
>>> 
>>> Please the patch that is available at the following URL:
>>> https://www.spinics.net/lists/linux-rdma/msg47043.html.
>> 
>> Thank you Bart, I will give that a try.
> 
> Yeah, without Bart's patch the IB stack is broken.

Bart's patch works for me.

Tested-by: Chuck Lever <chuck.lever-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>


--
Chuck Lever



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