From: Jason Gunthorpe <jgg@nvidia.com>
To: Tom Talpey <tom@talpey.com>
Cc: Leon Romanovsky <leonro@nvidia.com>,
Bernard Metzler <bmt@zurich.ibm.com>,
"linux-rdma@vger.kernel.org" <linux-rdma@vger.kernel.org>
Subject: Re: [PATCH] Add missing ib_uverbs dependency from SoftiWARP
Date: Wed, 7 Sep 2022 11:06:09 -0300 [thread overview]
Message-ID: <YxilUf2HbA6PAo59@nvidia.com> (raw)
In-Reply-To: <0b035368-5da3-73c6-4d6f-1e22bcc70ecb@talpey.com>
On Wed, Sep 07, 2022 at 09:57:43AM -0400, Tom Talpey wrote:
> You can test it easily, just load siw on a laptop without any
> other RDMA provider. The ib_uverbs module will not be loaded,
> and the siw provider won't be seen, rping -s will run but peers
> cannot connect for example.
Perhaps there is something funky with rping, it works fine in simpler cases:
$ rdma link show
link siw0/1 state ACTIVE physical_state LINK_UP netdev enp0s31f6
$ sudo rmmod ib_uverbs
$ build/bin/ibv_devinfo
hca_id: siw0
transport: iWARP (1)
fw_ver: 0.0.0
node_guid: 7686:e2ff:fe28:63fc
sys_image_guid: 7486:e228:63fc:0000
vendor_id: 0x626d74
vendor_part_id: 1
hw_ver: 0x0
phys_port_cnt: 1
port: 1
state: PORT_ACTIVE (4)
max_mtu: 1024 (3)
active_mtu: 1024 (3)
sm_lid: 0
port_lid: 0
port_lmc: 0x00
link_layer: Ethernet
$ lsmod | grep -i uverb
ib_uverbs 163840 0
ib_core 393216 2 ib_uverbs,siw
Jason
next prev parent reply other threads:[~2022-09-07 14:06 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-07 13:45 [PATCH] Add missing ib_uverbs dependency from SoftiWARP Tom Talpey
2022-09-07 13:51 ` Jason Gunthorpe
2022-09-07 13:57 ` Bernard Metzler
2022-09-07 13:57 ` Tom Talpey
2022-09-07 14:06 ` Jason Gunthorpe [this message]
2022-09-07 15:24 ` Tom Talpey
2022-09-07 16:48 ` Jason Gunthorpe
2022-09-07 17:54 ` Tom Talpey
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