Messages in this thread Patch in this message |  | | From | Md Haris Iqbal <> | | Subject | [PATCH 07/13] RDMA/rmr: include client and server modules into kernel compilation | | Date | Tue, 5 May 2026 09:46:19 +0200 |
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Add the per-directory Kconfig and Makefile, and wire them into the parent drivers/infiniband Kconfig and drivers/infiniband/ulp Makefile so RMR can be enabled in a kernel build.
Three Kconfig symbols are introduced:
CONFIG_INFINIBAND_RMR (silent, selected by either side) CONFIG_INFINIBAND_RMR_CLIENT (depends on INFINIBAND_RTRS_CLIENT) CONFIG_INFINIBAND_RMR_SERVER (depends on INFINIBAND_RTRS_SERVER)
The Makefile builds two modules: rmr-client.ko and rmr-server.ko, sharing the pool, map, request and library code added earlier in this series.
Signed-off-by: Md Haris Iqbal <haris.iqbal@ionos.com> Signed-off-by: Jia Li <jia.li@ionos.com> --- drivers/infiniband/Kconfig | 1 + drivers/infiniband/ulp/Makefile | 1 + drivers/infiniband/ulp/rmr/Kconfig | 35 +++++++++++++++++++++++++++++ drivers/infiniband/ulp/rmr/Makefile | 23 +++++++++++++++++++ 4 files changed, 60 insertions(+) create mode 100644 drivers/infiniband/ulp/rmr/Kconfig create mode 100644 drivers/infiniband/ulp/rmr/Makefile
diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig index a7e3f29dc037..4b2470b5a592 100644 --- a/drivers/infiniband/Kconfig +++ b/drivers/infiniband/Kconfig @@ -110,5 +110,6 @@ source "drivers/infiniband/ulp/srpt/Kconfig" source "drivers/infiniband/ulp/iser/Kconfig" source "drivers/infiniband/ulp/isert/Kconfig" source "drivers/infiniband/ulp/rtrs/Kconfig" +source "drivers/infiniband/ulp/rmr/Kconfig" endif # INFINIBAND diff --git a/drivers/infiniband/ulp/Makefile b/drivers/infiniband/ulp/Makefile index 51b0d41699b8..24c8e4b00065 100644 --- a/drivers/infiniband/ulp/Makefile +++ b/drivers/infiniband/ulp/Makefile @@ -5,3 +5,4 @@ obj-$(CONFIG_INFINIBAND_SRPT) += srpt/ obj-$(CONFIG_INFINIBAND_ISER) += iser/ obj-$(CONFIG_INFINIBAND_ISERT) += isert/ obj-$(CONFIG_INFINIBAND_RTRS) += rtrs/ +obj-$(CONFIG_INFINIBAND_RMR) += rmr/ diff --git a/drivers/infiniband/ulp/rmr/Kconfig b/drivers/infiniband/ulp/rmr/Kconfig new file mode 100644 index 000000000000..1d62322a02be --- /dev/null +++ b/drivers/infiniband/ulp/rmr/Kconfig @@ -0,0 +1,35 @@ +# SPDX-License-Identifier: GPL-2.0-or-later + +config INFINIBAND_RMR + tristate + depends on INFINIBAND_ADDR_TRANS + +config INFINIBAND_RMR_CLIENT + tristate "RMR client module" + depends on INFINIBAND_ADDR_TRANS + depends on INFINIBAND_RTRS_CLIENT + select INFINIBAND_RMR + help + Reliable Multicast over RTRS (RMR) client module. + + RMR is an RDMA ULP that provides active-active block-level + replication on top of the RTRS transport. It guarantees + delivery of an I/O to a group of storage nodes and handles + resynchronization of data between storage nodes without + involving the compute client. This option builds the client + side, intended to be used by an upper-layer initiator such + as BRMR. + + If unsure, say N. + +config INFINIBAND_RMR_SERVER + tristate "RMR server module" + depends on INFINIBAND_ADDR_TRANS + depends on INFINIBAND_RTRS_SERVER + select INFINIBAND_RMR + help + RMR server module processing connection, IO and replication + requests from RMR clients on top of RTRS. It will pass IO + requests to its consumer, e.g. BRMR_server. + + If unsure, say N. diff --git a/drivers/infiniband/ulp/rmr/Makefile b/drivers/infiniband/ulp/rmr/Makefile new file mode 100644 index 000000000000..c173092f4cf2 --- /dev/null +++ b/drivers/infiniband/ulp/rmr/Makefile @@ -0,0 +1,23 @@ +# SPDX-License-Identifier: GPL-2.0-or-later + +ccflags-y := -I$(srctree)/drivers/infiniband/ulp/rtrs + +CFLAGS_rmr-clt-trace.o = -I$(src) + +rmr-client-y := rmr-pool.o \ + rmr-clt.o \ + rmr-map-mgmt.o \ + rmr-clt-stats.o \ + rmr-clt-sysfs.o \ + rmr-map.o \ + rmr-clt-trace.o + +rmr-server-y := rmr-pool.o \ + rmr-srv.o \ + rmr-srv-md.o \ + rmr-srv-sysfs.o \ + rmr-req.o \ + rmr-map.o + +obj-$(CONFIG_INFINIBAND_RMR_CLIENT) += rmr-client.o +obj-$(CONFIG_INFINIBAND_RMR_SERVER) += rmr-server.o -- 2.43.0
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