netdev - Re: [PATCH net-next v2 04/14] dibs: Register smc as dibs

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Message-ID: <eda2c052-a917-4d02-becf-2608242d1644@redhat.com>
Date: Tue, 16 Sep 2025 09:40:43 +0200
From: Paolo Abeni <pabeni@...hat.com>
To: Alexandra Winter <wintera@...ux.ibm.com>,
 "D. Wythe" <alibuda@...ux.alibaba.com>, Dust Li <dust.li@...ux.alibaba.com>,
 Sidraya Jayagond <sidraya@...ux.ibm.com>, Wenjia Zhang
 <wenjia@...ux.ibm.com>, David Miller <davem@...emloft.net>,
 Jakub Kicinski <kuba@...nel.org>, Eric Dumazet <edumazet@...gle.com>,
 Andrew Lunn <andrew+netdev@...n.ch>
Cc: Julian Ruess <julianr@...ux.ibm.com>,
 Aswin Karuvally <aswin@...ux.ibm.com>, Halil Pasic <pasic@...ux.ibm.com>,
 Mahanta Jambigi <mjambigi@...ux.ibm.com>, Tony Lu
 <tonylu@...ux.alibaba.com>, Wen Gu <guwen@...ux.alibaba.com>,
 linux-rdma@...r.kernel.org, netdev@...r.kernel.org,
 linux-s390@...r.kernel.org, Heiko Carstens <hca@...ux.ibm.com>,
 Vasily Gorbik <gor@...ux.ibm.com>, Alexander Gordeev
 <agordeev@...ux.ibm.com>, Christian Borntraeger <borntraeger@...ux.ibm.com>,
 Sven Schnelle <svens@...ux.ibm.com>, Simon Horman <horms@...nel.org>,
 Eric Biggers <ebiggers@...nel.org>, Ard Biesheuvel <ardb@...nel.org>,
 Herbert Xu <herbert@...dor.apana.org.au>,
 Harald Freudenberger <freude@...ux.ibm.com>,
 Konstantin Shkolnyy <kshk@...ux.ibm.com>
Subject: Re: [PATCH net-next v2 04/14] dibs: Register smc as dibs_client

On 9/11/25 9:48 PM, Alexandra Winter wrote:
> diff --git a/net/smc/Kconfig b/net/smc/Kconfig
> index ba5e6a2dd2fd..40dd60c1d23f 100644
> --- a/net/smc/Kconfig
> +++ b/net/smc/Kconfig
> @@ -1,7 +1,7 @@
>  # SPDX-License-Identifier: GPL-2.0-only
>  config SMC
>  	tristate "SMC socket protocol family"
> -	depends on INET && INFINIBAND
> +	depends on INET && INFINIBAND && DIBS
>  	depends on m || ISM != m
>  	help
>  	  SMC-R provides a "sockets over RDMA" solution making use of

DIBS is tristate, and it looks like SMC build will fail with SMC=y and
DIBS=m. I *think* you additionally need something alike:

	depends on m || DIBS != m

/P