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From: Bob Pearson <>
To: Jason Gunthorpe <>
Cc: Zhu Yanjun <>,
	"" <>
Subject: Re: rdma link add NAME type rxe netdev IFACE stopped working
Date: Thu, 2 Sep 2021 14:49:10 -0500	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On 9/2/21 8:02 AM, Jason Gunthorpe wrote:
> On Wed, Sep 01, 2021 at 10:25:25PM -0500, Bob Pearson wrote:
>> On 9/1/21 10:04 PM, Bob Pearson wrote:
>>> rdma link has started to fail today reporting an error as follows after working before.
>>> bob@ubunto-21:~$ sudo rdma link add rxe0 type rxe netdev enp0s3
>>> error: Invalid argument
>>> bob@ubunto-21:
>>> Nothing has changed in the past day or two except I pulled recent changes into rdma-core. This runs after
>>> typing
>>> export LD_LIBRARY_PATH=/home/bob/src/rdma-core/build/lib/:/usr/local/lib:/usr/lib
>>> which is also the same. Any ideas?
>>> Bob
>> Update. I then recompiled the kernel after pulling latest changes
>> and now it works. In theory this shouldn't be necessary. The kernel
>> APIs should be beckwards compatible.
> I don't think anything has changed here in a long time, so I have no
> guess
> 'rdma link' has no relation to rdma-core either
> Perhaps your kernel got in a bad state?
> Jason

Must have. Thanks. -- Bob

      reply	other threads:[~2021-09-02 19:49 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <>
2021-09-02  3:22 ` Fwd: rdma link add NAME type rxe netdev IFACE stopped working Bob Pearson
2021-09-02  3:25 ` Bob Pearson
2021-09-02 13:02   ` Jason Gunthorpe
2021-09-02 19:49     ` Bob Pearson [this message]

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