Re: [PATCH for-next v1 12/12] SIW addition to kernel build environment

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On 26/05/2019 14:41, Bernard Metzler wrote:
> Signed-off-by: Bernard Metzler <bmt@xxxxxxxxxxxxxx>
> ---
>  MAINTAINERS                        |  7 +++++++
>  drivers/infiniband/Kconfig         |  1 +
>  drivers/infiniband/sw/Makefile     |  1 +
>  drivers/infiniband/sw/siw/Kconfig  | 17 +++++++++++++++++
>  drivers/infiniband/sw/siw/Makefile | 12 ++++++++++++
>  5 files changed, 38 insertions(+)
>  create mode 100644 drivers/infiniband/sw/siw/Kconfig
>  create mode 100644 drivers/infiniband/sw/siw/Makefile
> 
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 5cfbea4ce575..3b437abffc39 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -14545,6 +14545,13 @@ M:	Chris Boot <bootc@xxxxxxxxx>
>  S:	Maintained
>  F:	drivers/leds/leds-net48xx.c
>  
> +SOFT-RDMA DRIVER (siw)

SOFT-RDMA or SOFT-IWARP RDMA?

> +M:	Bernard Metzler (bmt@zurich,ibm.com)

Should be a dot between zurich and ibm?

> +L:	linux-rdma@xxxxxxxxxxxxxxx
> +S:	Supported
> +F:	drivers/infiniband/sw/rxe/
> +F:	include/uapi/rdma/siw-abi.h
> +
>  SOFT-ROCE DRIVER (rxe)
>  M:	Moni Shoua <monis@xxxxxxxxxxxx>
>  L:	linux-rdma@xxxxxxxxxxxxxxx
> diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig
> index cbfbea49f126..2013ef848fd1 100644
> --- a/drivers/infiniband/Kconfig
> +++ b/drivers/infiniband/Kconfig
> @@ -107,6 +107,7 @@ source "drivers/infiniband/hw/hfi1/Kconfig"
>  source "drivers/infiniband/hw/qedr/Kconfig"
>  source "drivers/infiniband/sw/rdmavt/Kconfig"
>  source "drivers/infiniband/sw/rxe/Kconfig"
> +source "drivers/infiniband/sw/siw/Kconfig"
>  endif
>  
>  source "drivers/infiniband/ulp/ipoib/Kconfig"
> diff --git a/drivers/infiniband/sw/Makefile b/drivers/infiniband/sw/Makefile
> index 8b095b27db87..d37610fcbbc7 100644
> --- a/drivers/infiniband/sw/Makefile
> +++ b/drivers/infiniband/sw/Makefile
> @@ -1,2 +1,3 @@
>  obj-$(CONFIG_INFINIBAND_RDMAVT)		+= rdmavt/
>  obj-$(CONFIG_RDMA_RXE)			+= rxe/
> +obj-$(CONFIG_RDMA_SIW)			+= siw/
> diff --git a/drivers/infiniband/sw/siw/Kconfig b/drivers/infiniband/sw/siw/Kconfig
> new file mode 100644
> index 000000000000..94f684174ce3
> --- /dev/null
> +++ b/drivers/infiniband/sw/siw/Kconfig
> @@ -0,0 +1,17 @@
> +config RDMA_SIW
> +	tristate "Software RDMA over TCP/IP (iWARP) driver"
> +	depends on INET && INFINIBAND && CRYPTO_CRC32
> +	help
> +	This driver implements the iWARP RDMA transport over
> +	the Linux TCP/IP network stack. It enables a system with a
> +	standard Ethernet adapter to interoperate with a iWARP
> +	adapter or with another system running the SIW driver.
> +	(See also RXE which is a similar software driver for RoCE.)
> +
> +	The driver interfaces with the Linux RDMA stack and
> +	implements both a kernel and user space RDMA verbs API.
> +	The user space verbs API requires a support
> +	library named libsiw which is loaded by the generic user
> +	space verbs API, libibverbs. To implement RDMA over
> +	TCP/IP, the driver further interfaces with the Linux
> +	in-kernel TCP socket layer.
> diff --git a/drivers/infiniband/sw/siw/Makefile b/drivers/infiniband/sw/siw/Makefile
> new file mode 100644
> index 000000000000..ff190cb0d254
> --- /dev/null
> +++ b/drivers/infiniband/sw/siw/Makefile
> @@ -0,0 +1,12 @@
> +obj-$(CONFIG_RDMA_SIW) += siw.o
> +
> +siw-y := \
> +	siw_cm.o \
> +	siw_cq.o \
> +	siw_debug.o \
> +	siw_main.o \
> +	siw_mem.o \
> +	siw_qp.o \
> +	siw_qp_tx.o \
> +	siw_qp_rx.o \
> +	siw_verbs.o
> 



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