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authorMasahiro Yamada <yamada.masahiro@socionext.com>2019-01-17 09:10:04 +0900
committerMasahiro Yamada <yamada.masahiro@socionext.com>2019-01-28 09:11:17 +0900
commitd151e9719f184f00d0bb2af864d0aef9beaee7ab (patch)
treeba05bfd964071fee52e3d8cbfcad58165c74cb8f /scripts
parentdee9495303f2c6d63a20c43a26420765909898eb (diff)
downloadlinux-d151e9719f184f00d0bb2af864d0aef9beaee7ab.tar.gz
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')
-rwxr-xr-xscripts/link-vmlinux.sh28
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}			\