linux/tools/virtio/Makefile
Shunsuke Mie 0d0ed40061 tools/virtio: enable to build with retpoline
Add build options to bring it close to a linux kernel. It allows for
testing that is close to reality.

Signed-off-by: Shunsuke Mie <mie@igel.co.jp>
Message-Id: <20230202104538.2041879-1-mie@igel.co.jp>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2023-02-20 19:26:59 -05:00

44 lines
1.6 KiB
Makefile

# SPDX-License-Identifier: GPL-2.0
all: test mod
test: virtio_test vringh_test
virtio_test: virtio_ring.o virtio_test.o
vringh_test: vringh_test.o vringh.o virtio_ring.o
CFLAGS += -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 -mfunction-return=thunk -fcf-protection=none -mindirect-branch-register
CFLAGS += -pthread
LDFLAGS += -pthread
vpath %.c ../../drivers/virtio ../../drivers/vhost
mod:
${MAKE} -C `pwd`/../.. M=`pwd`/vhost_test V=${V}
#oot: build vhost as an out of tree module for a distro kernel
#no effort is taken to make it actually build or work, but tends to mostly work
#if the distro kernel is very close to upstream
#unsupported! this is a development tool only, don't use the
#resulting modules in production!
OOT_KSRC=/lib/modules/$$(uname -r)/build
OOT_VHOST=`pwd`/../../drivers/vhost
#Everyone depends on vhost
#Tweak the below to enable more modules
OOT_CONFIGS=\
CONFIG_VHOST=m \
CONFIG_VHOST_NET=n \
CONFIG_VHOST_SCSI=n \
CONFIG_VHOST_VSOCK=n \
CONFIG_VHOST_RING=n
OOT_BUILD=KCFLAGS="-I "${OOT_VHOST} ${MAKE} -C ${OOT_KSRC} V=${V}
oot-build:
echo "UNSUPPORTED! Don't use the resulting modules in production!"
${OOT_BUILD} M=`pwd`/vhost_test
${OOT_BUILD} M=${OOT_VHOST} ${OOT_CONFIGS}
oot-clean: oot-build
oot: oot-build
oot-clean: OOT_BUILD+=clean
.PHONY: all test mod clean vhost oot oot-clean oot-build
clean:
${RM} *.o vringh_test virtio_test vhost_test/*.o vhost_test/.*.cmd \
vhost_test/Module.symvers vhost_test/modules.order *.d
-include *.d