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| author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2019-01-17 09:10:04 +0900 |
|---|---|---|
| committer | Masahiro Yamada <yamada.masahiro@socionext.com> | 2019-01-28 09:11:17 +0900 |
| commit | d151e9719f184f00d0bb2af864d0aef9beaee7ab (patch) | |
| tree | ba05bfd964071fee52e3d8cbfcad58165c74cb8f /scripts/link-vmlinux.sh | |
| parent | dee9495303f2c6d63a20c43a26420765909898eb (diff) | |
| download | lwn-d151e9719f184f00d0bb2af864d0aef9beaee7ab.tar.gz lwn-d151e9719f184f00d0bb2af864d0aef9beaee7ab.zip | |
kbuild: merge KBUILD_VMLINUX_{INIT,MAIN} into KBUILD_VMLINUX_OBJS
The top Makefile does not need to export KBUILD_VMLINUX_INIT and
KBUILD_VMLINUX_MAIN separately.
Put every built-in.a into KBUILD_VMLINUX_OBJS. The order of
$(head-y), $(init-y), $(core-y), ... is still retained.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'scripts/link-vmlinux.sh')
| -rwxr-xr-x | scripts/link-vmlinux.sh | 28 |
1 files changed, 10 insertions, 18 deletions
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh index 4788def71358..bc7f1fc1f55b 100755 --- a/scripts/link-vmlinux.sh +++ b/scripts/link-vmlinux.sh @@ -3,22 +3,17 @@ # # link vmlinux # -# vmlinux is linked from the objects selected by $(KBUILD_VMLINUX_INIT) and -# $(KBUILD_VMLINUX_MAIN) and $(KBUILD_VMLINUX_LIBS). Most are built-in.a files -# from top-level directories in the kernel tree, others are specified in -# arch/$(ARCH)/Makefile. Ordering when linking is important, and -# $(KBUILD_VMLINUX_INIT) must be first. $(KBUILD_VMLINUX_LIBS) are archives -# which are linked conditionally (not within --whole-archive), and do not -# require symbol indexes added. +# vmlinux is linked from the objects selected by $(KBUILD_VMLINUX_OBJS) and +# $(KBUILD_VMLINUX_LIBS). Most are built-in.a files from top-level directories +# in the kernel tree, others are specified in arch/$(ARCH)/Makefile. +# $(KBUILD_VMLINUX_LIBS) are archives which are linked conditionally +# (not within --whole-archive), and do not require symbol indexes added. # # vmlinux # ^ # | -# +-< $(KBUILD_VMLINUX_INIT) -# | +--< init/version.o + more -# | -# +--< $(KBUILD_VMLINUX_MAIN) -# | +--< drivers/built-in.a mm/built-in.a + more +# +--< $(KBUILD_VMLINUX_OBJS) +# | +--< init/built-in.a drivers/built-in.a mm/built-in.a + more # | # +--< $(KBUILD_VMLINUX_LIBS) # | +--< lib/lib.a + more @@ -51,8 +46,7 @@ modpost_link() local objects objects="--whole-archive \ - ${KBUILD_VMLINUX_INIT} \ - ${KBUILD_VMLINUX_MAIN} \ + ${KBUILD_VMLINUX_OBJS} \ --no-whole-archive \ --start-group \ ${KBUILD_VMLINUX_LIBS} \ @@ -71,8 +65,7 @@ vmlinux_link() if [ "${SRCARCH}" != "um" ]; then objects="--whole-archive \ - ${KBUILD_VMLINUX_INIT} \ - ${KBUILD_VMLINUX_MAIN} \ + ${KBUILD_VMLINUX_OBJS} \ --no-whole-archive \ --start-group \ ${KBUILD_VMLINUX_LIBS} \ @@ -83,8 +76,7 @@ vmlinux_link() -T ${lds} ${objects} else objects="-Wl,--whole-archive \ - ${KBUILD_VMLINUX_INIT} \ - ${KBUILD_VMLINUX_MAIN} \ + ${KBUILD_VMLINUX_OBJS} \ -Wl,--no-whole-archive \ -Wl,--start-group \ ${KBUILD_VMLINUX_LIBS} \ |