Re: [Patch v5 02/21] CIFS: SMBD: Establish SMB Direct connection

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Re: [Patch v5 02/21] CIFS: SMBD: Establish SMB Direct connection

Samba - samba-technical mailing list
2017-10-18 16:09 GMT-07:00 Long Li <[hidden email]>:

> From: Long Li <[hidden email]>
>
> Add code to implement the core functions to establish a SMB Direct connection.
>
> 1. Establish an RDMA connection to SMB server.
> 2. Negotiate and setup SMB Direct protocol.
> 3. Implement idle connection timer and credit management.
>
> SMB Direct is enabled by setting CONFIG_CIFS_SMB_DIRECT.
>
> Add to Kconfig and Makefile to enable building SMB Direct.
>
> Signed-off-by: Long Li <[hidden email]>
> ---
>  fs/cifs/Kconfig     |    7 +
>  fs/cifs/Makefile    |    2 +
>  fs/cifs/smbdirect.c | 1576 +++++++++++++++++++++++++++++++++++++++++++++++++++
>  fs/cifs/smbdirect.h |  265 +++++++++
>  4 files changed, 1850 insertions(+)
>
> diff --git a/fs/cifs/Kconfig b/fs/cifs/Kconfig
> index f724361..cb7db8d 100644
> --- a/fs/cifs/Kconfig
> +++ b/fs/cifs/Kconfig
> @@ -191,6 +191,13 @@ config CIFS_SMB311
>           This dialect includes improved security negotiation features.
>           If unsure, say N
>
> +config CIFS_SMB_DIRECT
> +       bool "SMB Direct support (Experimental)"
> +       depends on CIFS && INFINIBAND
> +       help
> +         Enables SMB Direct experimental support for SMB 3.0, 3.02 and 3.1.1.
> +         SMB Direct allows transferring SMB packets over RDMA.
> +

Please add "If unsure, say N."

--
Best regards,
Pavel Shilovsky

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RE: [Patch v5 02/21] CIFS: SMBD: Establish SMB Direct connection

Samba - samba-technical mailing list


> -----Original Message-----
> From: Pavel Shilovsky [mailto:[hidden email]]
> Sent: Wednesday, November 1, 2017 10:19 AM
> To: Long Li <[hidden email]>
> Cc: Steve French <[hidden email]>; linux-cifs <linux-
> [hidden email]>; samba-technical <[hidden email]>;
> Kernel Mailing List <[hidden email]>; linux-
> [hidden email]; Tom Talpey <[hidden email]>; Matthew
> Wilcox <[hidden email]>; Stephen Hemminger
> <[hidden email]>; Long Li <[hidden email]>
> Subject: Re: [Patch v5 02/21] CIFS: SMBD: Establish SMB Direct connection
>
> 2017-10-18 16:09 GMT-07:00 Long Li <[hidden email]>:
> > From: Long Li <[hidden email]>
> >
> > Add code to implement the core functions to establish a SMB Direct
> connection.
> >
> > 1. Establish an RDMA connection to SMB server.
> > 2. Negotiate and setup SMB Direct protocol.
> > 3. Implement idle connection timer and credit management.
> >
> > SMB Direct is enabled by setting CONFIG_CIFS_SMB_DIRECT.
> >
> > Add to Kconfig and Makefile to enable building SMB Direct.
> >
> > Signed-off-by: Long Li <[hidden email]>
> > ---
> >  fs/cifs/Kconfig     |    7 +
> >  fs/cifs/Makefile    |    2 +
> >  fs/cifs/smbdirect.c | 1576
> > +++++++++++++++++++++++++++++++++++++++++++++++++++
> >  fs/cifs/smbdirect.h |  265 +++++++++
> >  4 files changed, 1850 insertions(+)
> >
> > diff --git a/fs/cifs/Kconfig b/fs/cifs/Kconfig index f724361..cb7db8d
> > 100644
> > --- a/fs/cifs/Kconfig
> > +++ b/fs/cifs/Kconfig
> > @@ -191,6 +191,13 @@ config CIFS_SMB311
> >           This dialect includes improved security negotiation features.
> >           If unsure, say N
> >
> > +config CIFS_SMB_DIRECT
> > +       bool "SMB Direct support (Experimental)"
> > +       depends on CIFS && INFINIBAND
> > +       help
> > +         Enables SMB Direct experimental support for SMB 3.0, 3.02 and 3.1.1.
> > +         SMB Direct allows transferring SMB packets over RDMA.
> > +
>
> Please add "If unsure, say N."

Sure, will make the change.

>
> --
> Best regards,
> Pavel Shilovsky