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-rwxr-xr-xscripts/link-vmlinux.sh12
1 files changed, 12 insertions, 0 deletions
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index 667aacb9261c..7d112681f332 100755
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -155,6 +155,7 @@ vmlinux_link()
local output=${1}
local objects
local strip_debug
+ local map_option
info LD ${output}
@@ -166,6 +167,10 @@ vmlinux_link()
strip_debug=-Wl,--strip-debug
fi
+ if [ -n "${CONFIG_VMLINUX_MAP}" ]; then
+ map_option="-Map=${output}.map"
+ fi
+
if [ "${SRCARCH}" != "um" ]; then
if [ -n "${CONFIG_LTO_CLANG}" ]; then
# Use vmlinux.o instead of performing the slow LTO
@@ -187,6 +192,7 @@ vmlinux_link()
${LD} ${KBUILD_LDFLAGS} ${LDFLAGS_vmlinux} \
${strip_debug#-Wl,} \
-o ${output} \
+ ${map_option} \
-T ${lds} ${objects}
else
objects="-Wl,--whole-archive \
@@ -200,6 +206,7 @@ vmlinux_link()
${CC} ${CFLAGS_vmlinux} \
${strip_debug} \
-o ${output} \
+ ${map_option:+-Wl,${map_option}} \
-Wl,-T,${lds} \
${objects} \
-lutil -lrt -lpthread
@@ -308,7 +315,9 @@ cleanup()
rm -f .tmp_vmlinux*
rm -f System.map
rm -f vmlinux
+ rm -f vmlinux.map
rm -f vmlinux.o
+ rm -f .vmlinux.d
}
on_exit()
@@ -446,3 +455,6 @@ if [ -n "${CONFIG_KALLSYMS}" ]; then
exit 1
fi
fi
+
+# For fixdep
+echo "vmlinux: $0" > .vmlinux.d