AcoSail/kernel_optimize_test
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kbuild: move samples/ to KBUILD_VMLINUX_OBJS

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Handle samples/ like the other top-level directories to simplify
the Makefile.

Include include/config/auto.conf earlier to evaluate
drivers-$(CONFIG_SAMPLES).

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
Masahiro Yamada 2019-04-27 12:33:36 +09:00
parent 83da1bed86
commit d93a18f27e
2 changed files with 9 additions and 11 deletions
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18
Makefile
View File

@ -598,20 +598,21 @@ endif
export KBUILD_MODULES KBUILD_BUILTIN
ifeq ($(dot-config),1)
include include/config/auto.conf
endif
ifeq ($(KBUILD_EXTMOD),)
# Objects we will link into vmlinux / subdirs we need to visit
init-y := init/
drivers-y := drivers/ sound/
drivers-$(CONFIG_SAMPLES) += samples/
net-y := net/
libs-y := lib/
core-y := usr/
virt-y := virt/
endif # KBUILD_EXTMOD
ifeq ($(dot-config),1)
include include/config/auto.conf
endif
# The all: target is the default when no target is given on the
# command line.
# This allow a user to issue only 'make' to build a kernel including modules
@ -1006,7 +1007,7 @@ export KBUILD_VMLINUX_LIBS := $(libs-y1)
export KBUILD_LDS := arch/$(SRCARCH)/kernel/vmlinux.lds
export LDFLAGS_vmlinux
# used by scripts/package/Makefile
export KBUILD_ALLDIRS := $(sort $(filter-out arch/%,$(vmlinux-alldirs)) arch Documentation include samples scripts tools)
export KBUILD_ALLDIRS := $(sort $(filter-out arch/%,$(vmlinux-alldirs)) arch Documentation include scripts tools)
vmlinux-deps := $(KBUILD_LDS) $(KBUILD_VMLINUX_OBJS) $(KBUILD_VMLINUX_LIBS)
@ -1043,11 +1044,8 @@ vmlinux: scripts/link-vmlinux.sh autoksyms_recursive $(vmlinux-deps) FORCE
targets := vmlinux
# Build samples along the rest of the kernel. This needs headers_install.
ifdef CONFIG_SAMPLES
vmlinux-dirs += samples
# Some samples need headers_install.
samples: headers_install
endif
# The actual objects are generated when descending,
# make sure no implicit rule kicks in
@ -1363,7 +1361,7 @@ MRPROPER_FILES += .config .config.old .version \
#
clean: rm-dirs := $(CLEAN_DIRS)
clean: rm-files := $(CLEAN_FILES)
clean-dirs := $(addprefix _clean_, . $(vmlinux-alldirs) Documentation samples)
clean-dirs := $(addprefix _clean_, . $(vmlinux-alldirs) Documentation)
PHONY += $(clean-dirs) clean archclean vmlinuxclean
$(clean-dirs):

2
samples/Makefile
View File

@ -1,6 +1,6 @@
# Makefile for Linux samples code
obj-$(CONFIG_SAMPLES) += kobject/ kprobes/ trace_events/ livepatch/ \
obj-y += kobject/ kprobes/ trace_events/ livepatch/ \
hw_breakpoint/ kfifo/ kdb/ hidraw/ rpmsg/ seccomp/ \
configfs/ connector/ v4l/ trace_printk/ \
vfio-mdev/ statx/ qmi/ binderfs/