linux-kernel - Re: [PATCH] CIFS: SMBD: fix configurations with INFINIBAND=m

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Message-ID: <77af1425-2d5a-8482-fa39-c83d2056eaa4@samba.org>
Date:   Tue, 19 Dec 2017 11:33:15 +0100
From:   Stefan Metzmacher <metze@...ba.org>
To:     Arnd Bergmann <arnd@...db.de>, Steve French <sfrench@...ba.org>
Cc:     linux-cifs@...r.kernel.org, samba-technical@...ts.samba.org,
        linux-kernel@...r.kernel.org,
        Pavel Shilovsky <pshilov@...rosoft.com>,
        Jean Delvare <jdelvare@...e.de>
Subject: Re: [PATCH] CIFS: SMBD: fix configurations with INFINIBAND=m

Hi Arnd,

> diff --git a/fs/cifs/Kconfig b/fs/cifs/Kconfig
> index 500fd69fb58b..3bfc55c08bef 100644
> --- a/fs/cifs/Kconfig
> +++ b/fs/cifs/Kconfig
> @@ -199,6 +199,7 @@ config CIFS_SMB311
>  config CIFS_SMB_DIRECT
>  	bool "SMB Direct support (Experimental)"
>  	depends on CIFS && INFINIBAND
> +	depends on CIFS=m || INFINIBAND=y
>  	help
>  	  Enables SMB Direct experimental support for SMB 3.0, 3.02 and 3.1.1.
>  	  SMB Direct allows transferring SMB packets over RDMA. If unsure,

Is this really correct? Should CIFS_SMB_DIRECT be allowed with:

CIFS=n and INFINIBAND=y ???
or
CIFS=m and INFINIBAND=n ???

I guess a more complex logic should be used here
or am I missing something?

metze




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