projects/linux·blob master · refs

58 lines · 2.1 KiB

1# SPDX-License-Identifier: GPL-2.0
2all: test mod
3test: virtio_test vringh_test vhost_net_test
4virtio_test: virtio_ring.o virtio_test.o
5vringh_test: vringh_test.o vringh.o virtio_ring.o
6vhost_net_test: virtio_ring.o vhost_net_test.o
7
8try-run = $(shell set -e; \
9 if ($(1)) >/dev/null 2>&1; \
10 then echo "$(2)"; \
11 else echo "$(3)"; \
12 fi)
13
14__cc-option = $(call try-run,\
15 $(1) -Werror $(2) -c -x c /dev/null -o /dev/null,$(2),)
16cc-option = $(call __cc-option, $(CC),$(1))
17
18CFLAGS += -g -O2 -Werror -Wno-maybe-uninitialized -Wall -I. -I../include/ -I ../../usr/include/ -Wno-pointer-sign -fno-strict-overflow -fno-strict-aliasing -fno-common -MMD -U_FORTIFY_SOURCE -include ../../include/linux/kconfig.h $(call cc-option,-mfunction-return=thunk) $(call cc-option,-fcf-protection=none) $(call cc-option,-mindirect-branch-register)
19
20CFLAGS += -pthread
21LDFLAGS += -pthread
22vpath %.c ../../drivers/virtio ../../drivers/vhost
23BUILD=KCFLAGS="-I "`pwd`/../../drivers/vhost ${MAKE} -C `pwd`/../.. V=${V}
24mod:
25 ${BUILD} M=`pwd`/vhost_test
26
27#oot: build vhost as an out of tree module for a distro kernel
28#no effort is taken to make it actually build or work, but tends to mostly work
29#if the distro kernel is very close to upstream
30#unsupported! this is a development tool only, don't use the
31#resulting modules in production!
32OOT_KSRC=/lib/modules/$$(uname -r)/build
33OOT_VHOST=`pwd`/../../drivers/vhost
34#Everyone depends on vhost
35#Tweak the below to enable more modules
36OOT_CONFIGS=\
37 CONFIG_VHOST=m \
38 CONFIG_VHOST_NET=n \
39 CONFIG_VHOST_SCSI=n \
40 CONFIG_VHOST_VSOCK=n \
41 CONFIG_VHOST_RING=n \
42 CONFIG_VHOST_VDPA=n
43OOT_BUILD=KCFLAGS="-include "`pwd`"/oot-stubs.h -I "${OOT_VHOST} ${MAKE} -C ${OOT_KSRC} V=${V}
44oot-build:
45 echo "UNSUPPORTED! Don't use the resulting modules in production!"
46 ${OOT_BUILD} M=`pwd`/vhost_test
47 ${OOT_BUILD} M=${OOT_VHOST} ${OOT_CONFIGS}
48
49oot-clean: oot-build
50oot: oot-build
51oot-clean: OOT_BUILD+=clean
52
53.PHONY: all test mod clean vhost oot oot-clean oot-build
54clean:
55 ${RM} *.o vringh_test virtio_test vhost_net_test vhost_test/*.o \
56 vhost_test/.*.cmd vhost_test/Module.symvers \
57 vhost_test/modules.order *.d
58-include *.d