mirror of
https://github.com/SCST-project/scst.git
synced 2026-05-18 03:01:26 +00:00
db5426169b
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7082 d57e44dd-8a1f-0410-8b47-8ef2f437770f
210 lines
8.7 KiB
Makefile
210 lines
8.7 KiB
Makefile
#
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# Makefile for ib_srpt.ko.
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#
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ifndef PREFIX
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PREFIX=/usr/local
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endif
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SCST_INC_DIR := $(shell \
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if [ -e "$$PWD/../scst" ]; then \
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echo "$$PWD/../scst/include"; \
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else \
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echo "$(DESTDIR)$(PREFIX)/include/scst"; \
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fi)
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SCST_SYMVERS_DIR := $(shell \
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if [ -e "$$PWD/../scst" ]; then \
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echo "$$PWD/../scst/src"; \
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else \
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echo "$(DESTDIR)$(PREFIX)/include/scst"; \
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fi)
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ifeq ($(KVER),)
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ifeq ($(KDIR),)
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KVER := $(shell uname -r)
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KDIR := /lib/modules/$(KVER)/build
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else
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ifeq ($(KERNELRELEASE),)
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KVER := $(strip $(shell \
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cat $(KDIR)/include/config/kernel.release 2>/dev/null || \
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make -s -C $(KDIR) kernelversion))
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else
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KVER := $(KERNELRELEASE)
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endif
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endif
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else
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KDIR := /lib/modules/$(KVER)/build
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endif
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ifeq ($(INSTALL_MOD_PATH),)
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export INSTALL_MOD_PATH := $(DESTDIR)
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endif
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INSTALL_DIR := $(INSTALL_MOD_PATH)/lib/modules/$(KVER)/extra
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# Set variable $(2) to value $(3) in file $(1).
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set_var = $(shell { if [ -e "$(1)" ]; then grep -v '^$(2)=' "$(1)"; fi; echo "$(2)=$(3)"; } >/tmp/$(1)-$$$$.tmp && mv /tmp/$(1)-$$$$.tmp $(1))
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SRC_FILES=$(wildcard */*.[ch])
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# The file Modules.symvers has been renamed in the 2.6.18 kernel to
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# Module.symvers. Find out which name to use by looking in $(KDIR).
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MODULE_SYMVERS:=$(shell if [ -e "$(KDIR)/Module.symvers" ]; then \
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echo Module.symvers; else echo Modules.symvers; fi)
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# Name of the OFED kernel RPM.
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OFED_KERNEL_IB_RPM:=$(shell for r in mlnx-ofa_kernel compat-rdma kernel-ib; do rpm -q $$r 2>/dev/null | grep -q "^$$r" && echo $$r && break; done)
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# Name of the OFED kernel development RPM.
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OFED_KERNEL_IB_DEVEL_RPM:=$(shell for r in mlnx-ofa_kernel-devel compat-rdma-devel kernel-ib-devel; do rpm -q $$r 2>/dev/null | grep -q "^$$r" && echo $$r && break; done)
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OFED_FLAVOR=$(shell if [ -e /usr/bin/ofed_info ]; then /usr/bin/ofed_info 2>/dev/null | head -n1 | sed -n 's/^\(MLNX_OFED\|OFED-internal\).*/MOFED/p;s/^OFED-.*/OFED/p'; else echo in-tree; fi)
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ifneq ($(OFED_KERNEL_IB_RPM),)
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ifeq ($(OFED_KERNEL_IB_RPM),compat-rdma)
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# OFED 3.x
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OFED_KERNEL_DIR:=/usr/src/compat-rdma
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OFED_CFLAGS:=-I$(OFED_KERNEL_DIR)/include
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else
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ifeq ($(OFED_FLAVOR),MOFED)
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# Mellanox OFED with or without kernel-ib RPM. Since several MOFED backport
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# header files use the LINUX_BACKPORT() macro without including
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# <linux/compat-2.6.h>, include that header file explicitly.
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OFED_KERNEL_DIR:=/usr/src/ofa_kernel/default
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OFED_VERS=$(shell rpm -q --qf '%{version}\n' mlnx-ofa_kernel-devel 2>/dev/null)
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OFED_CFLAGS:=-I$(OFED_KERNEL_DIR)/include -include "linux/compat-2.6.h"
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OFED_CFLAGS+=-DMOFED_MAJOR=$(shell echo $(OFED_VERS) | cut -f1 -d.)
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OFED_CFLAGS+=-DMOFED_MINOR=$(shell echo $(OFED_VERS) | cut -f2 -d.)
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else
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# OFED 1.5
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OFED_KERNEL_DIR:=/usr/src/ofa_kernel
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include $(OFED_KERNEL_DIR)/config.mk
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OFED_CFLAGS:=$(BACKPORT_INCLUDES) -I$(OFED_KERNEL_DIR)/include
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endif
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endif
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# Any OFED version
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OFED_MODULE_SYMVERS:=$(OFED_KERNEL_DIR)/$(MODULE_SYMVERS)
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endif
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GOALS:=$(if $(MAKECMDGOALS),$(MAKECMDGOALS),all)
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OTHER_GOALS:=$(foreach goal,$(MAKECMDGOALS),$(subst all,,$(goal)))
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# echo:=$(shell echo 'GOALS = $(GOALS)' >&2)
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# echo:=$(shell echo 'OTHER_GOALS = $(OTHER_GOALS)' >&2)
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ifneq ("$(GOALS)","$(OTHER_GOALS)")
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run_conftest = $(shell if [ "0$(V)" -gt 0 ]; then output=/dev/stdout; else output=/dev/null; fi; if $(MAKE) -C $(KDIR) V=$(V) SUBDIRS="$(shell pwd)/conftest/$1" PRE_CFLAGS="-Werror $(OFED_CFLAGS)" 1>&2 2>$${output}; then echo "$2"; else echo "$3"; fi)
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USE_PRE_440_WR_STRUCTURE := $(call run_conftest,use_pre_440_wr_structure,-DUSE_PRE_440_WR_STRUCTURE)
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CREATE_CQ_FLAG := $(call run_conftest,create_cq,-DIB_CREATE_CQ_HAS_INIT_ATTR)
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CREATE_SEND_MAD_AH_FLAG := $(call run_conftest,create_send_mad_ah,-DCREATE_SEND_MAD_HAS_AH_ARG)
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ifeq ($(CREATE_SEND_MAD_AH_FLAG),)
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CREATE_SEND_MAD_BASE_FLAG := $(call run_conftest,create_send_mad_base,-DCREATE_SEND_MAD_HAS_BASE_ARG)
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endif
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CLIENT_REMOVE := $(call run_conftest,ib_client_remove,-DIB_CLIENT_REMOVE_TAKES_TWO_ARGS)
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CM_LISTEN := $(call run_conftest,cm_listen,-DIB_CM_LISTEN_TAKES_FOURTH_ARG)
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MAD_HANDLER_TAKES_SEND_BUF := $(call run_conftest,mad_handler_takes_send_buf,-DMAD_HANDLER_TAKES_SEND_BUF)
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HAVE_IB_DMA_MAP_OPS := $(call run_conftest,ib_dma_map_ops,-DHAVE_IB_DMA_MAP_OPS)
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HAVE_IB_SET_CPI_RESP_TIME := $(call run_conftest,ib_set_cpi_resp_time,-DHAVE_IB_SET_CPI_RESP_TIME)
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GID_CHANGE_FLAG := $(call run_conftest,gid_change,-DHAVE_IB_EVENT_GID_CHANGE)
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PD_HAS_LOCAL_DMA_LKEY := $(call run_conftest,pd_has_local_dma_lkey,-DIB_PD_HAS_LOCAL_DMA_LKEY)
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RDMA_CREATE_ID := $(call run_conftest,rdma_create_id_net,-DRDMA_CREATE_ID_TAKES_NET_ARG=1,-DRDMA_CREATE_ID_TAKES_NET_ARG=0)
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REGISTER_MAD_AGENT_FLAG := $(call run_conftest,register_mad_agent,-DREGISTER_MAD_AGENT_HAS_FLAGS_ARG)
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QUERY_DEVICE := $(call run_conftest,query_device,-DHAVE_IB_QUERY_DEVICE)
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QUERY_DEVICE_HAS_ATTR_ARG := $(call run_conftest,query_device_attr_arg,-DIB_QUERY_DEVICE_HAS_ATTR_ARG)
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QUERY_GID_FLAG := $(call run_conftest,query_gid,-DIB_QUERY_GID_HAS_ATTR_ARG)
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PRE_CFLAGS=$(OFED_CFLAGS) \
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$(USE_PRE_440_WR_STRUCTURE) \
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$(CLIENT_REMOVE) \
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$(CREATE_CQ_FLAG) \
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$(CREATE_SEND_MAD_AH_FLAG) \
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$(CREATE_SEND_MAD_BASE_FLAG) \
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$(IB_CLIENT_REMOVE_TAKES_TWO_ARGS) \
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$(CM_LISTEN) \
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$(MAD_HANDLER_TAKES_SEND_BUF) \
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$(HAVE_IB_DMA_MAP_OPS) \
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$(HAVE_IB_SET_CPI_RESP_TIME) \
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$(GID_CHANGE_FLAG) \
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$(PD_HAS_LOCAL_DMA_LKEY) \
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$(RDMA_CREATE_ID) \
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$(REGISTER_MAD_AGENT_FLAG) \
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$(QUERY_GID_FLAG) \
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$(QUERY_DEVICE) \
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$(QUERY_DEVICE_HAS_ATTR_ARG) \
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-DOFED_FLAVOR=$(OFED_FLAVOR)
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endif
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all: src/$(MODULE_SYMVERS)
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$(MAKE) -C $(KDIR) SUBDIRS=$(shell pwd)/src \
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PRE_CFLAGS="$(PRE_CFLAGS)" SCST_INC_DIR=$(SCST_INC_DIR) modules
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install: all
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@[ -z "$(DESTDIR)$(INSTALL_MOD_PATH)" ] && \
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find /lib/modules/$(KVER) -name ib_srpt.ko -exec rm {} \; ; \
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true
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$(MAKE) -C $(KDIR) SUBDIRS=$(shell pwd)/src \
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PRE_CFLAGS="$(PRE_CFLAGS)" SCST_INC_DIR=$(SCST_INC_DIR) \
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$$([ -n "$(DESTDIR)$(INSTALL_MOD_PATH)" ] && echo DEPMOD=true) \
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modules_install
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uninstall:
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rm -f $(INSTALL_DIR)/ib_srpt.ko
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-/sbin/depmod -b $(INSTALL_MOD_PATH)/ -a $(KVER)
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src/$(MODULE_SYMVERS): $(SCST_SYMVERS_DIR)/$(MODULE_SYMVERS) \
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$(OFED_MODULE_SYMVERS)
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@if [ -n "$(OFED_KERNEL_IB_RPM)" ]; then \
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if [ -z "$(OFED_KERNEL_IB_DEVEL_RPM)" ]; then \
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echo "Error: the OFED package $(OFED_KERNEL_IB_RPM)-devel has" \
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"not yet been installed."; \
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false; \
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else \
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echo " Building against $(OFED_FLAVOR) $(OFED_KERNEL_IB_RPM)" \
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"InfiniBand kernel headers."; \
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( \
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cat $(SCST_SYMVERS_DIR)/$(MODULE_SYMVERS) | \
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grep -v 'drivers/infiniband/' | \
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grep -v 'net/sunrpc/xprtrdma/' | \
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grep -v 'net/rds/' | \
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grep -v 'extra/ib_srpt'; \
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cat $(OFED_MODULE_SYMVERS) \
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) >$@; \
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fi \
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else \
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if [ -n "$(OFED_KERNEL_IB_DEVEL_RPM)" ]; then \
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echo "Error: the OFED kernel package has not yet been" \
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"installed."; \
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false; \
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else \
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echo " Building against in-tree InfiniBand kernel headers."; \
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cp $< $@; \
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fi; \
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fi
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clean:
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rm -rf conftest/pre_cflags conftest/kcflags
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for d in conftest/* src; do \
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[ -d "$$d" ] && $(MAKE) -C $(KDIR) SUBDIRS=$(shell pwd)/$$d clean; \
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done
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rm -f src/$(MODULE_SYMVERS) src/Module.markers src/modules.order
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extraclean: clean
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rm -f *.orig *.rej
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2debug:
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-$(MAKE) clean
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$(call set_var,build_mode,BUILDMODE,)
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2release:
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-$(MAKE) clean
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$(call set_var,build_mode,BUILDMODE,RELEASE)
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2perf:
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-$(MAKE) clean
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$(call set_var,build_mode,BUILDMODE,PERF)
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release-archive:
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../scripts/generate-release-archive srpt "$$(sed -n 's/^#define[[:blank:]]DRV_VERSION[[:blank:]]*\"\([^\"]*\)\".*/\1/p' src/ib_srpt.c)"
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kerneldoc.html: $(SRC_FILES)
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$(KDIR)/scripts/kernel-doc -html $(SRC_FILES) >$@
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.PHONY: all install clean extraclean 2debug 2release 2perf
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