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authorMasahiro Yamada <masahiroy@kernel.org>2022-05-05 16:22:34 +0900
committerMasahiro Yamada <masahiroy@kernel.org>2022-05-11 21:46:39 +0900
commite493f472752000968f5b30aac10391288cfbf5b1 (patch)
tree31ae37e19f804c2f666741886fb54797d37e18b5
parenta44abaca0e196cfeef2374ed663b97daa1ad112a (diff)
downloadlinux-e493f472752000968f5b30aac10391288cfbf5b1.tar.gz
kbuild: generate a list of objects in vmlinux
A *.mod file lists the member objects of a module, but vmlinux does
not have such a file.

Generate this list to allow modpost to know all the member objects.

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <nicolas@fjasle.eu>
Tested-by: Nathan Chancellor <nathan@kernel.org>
-rwxr-xr-xscripts/link-vmlinux.sh11
1 files changed, 11 insertions, 0 deletions
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index 20f44504a644..eceb3ee7ec06 100755
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -311,6 +311,7 @@ cleanup()
 	rm -f vmlinux.map
 	rm -f vmlinux.o
 	rm -f .vmlinux.d
+	rm -f .vmlinux.objs
 }
 
 # Use "make V=1" to debug this script
@@ -342,6 +343,16 @@ ${MAKE} -f "${srctree}/scripts/Makefile.build" obj=init need-builtin=1
 modpost_link vmlinux.o
 objtool_link vmlinux.o
 
+# Generate the list of objects in vmlinux
+for f in ${KBUILD_VMLINUX_OBJS} ${KBUILD_VMLINUX_LIBS}; do
+	case ${f} in
+	*.a)
+		${AR} t ${f} ;;
+	*)
+		echo ${f} ;;
+	esac
+done > .vmlinux.objs
+
 # modpost vmlinux.o to check for section mismatches
 ${MAKE} -f "${srctree}/scripts/Makefile.modpost" MODPOST_VMLINUX=1