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-rw-r--r--MAINTAINERS1
-rwxr-xr-xdevtools/check-symbol-maps.sh30
2 files changed, 31 insertions, 0 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index 4d015fe..7398749 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -81,6 +81,7 @@ F: devtools/check-dup-includes.sh
F: devtools/check-maintainers.sh
F: devtools/check-git-log.sh
F: devtools/check-includes.sh
+F: devtools/check-symbol-maps.sh
F: devtools/checkpatches.sh
F: devtools/get-maintainer.sh
F: devtools/git-log-fixes.sh
diff --git a/devtools/check-symbol-maps.sh b/devtools/check-symbol-maps.sh
new file mode 100755
index 0000000..e137d48
--- /dev/null
+++ b/devtools/check-symbol-maps.sh
@@ -0,0 +1,30 @@
+#! /bin/sh -e
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright 2018 Mellanox Technologies, Ltd
+
+cd $(dirname $0)/..
+
+# speed up by ignoring Unicode details
+export LC_ALL=C
+
+find_orphan_symbols ()
+{
+ for map in $(find lib drivers -name '*.map') ; do
+ for sym in $(sed -rn 's,^([^}]*_.*);,\1,p' $map) ; do
+ if echo $sym | grep -q '^per_lcore_' ; then
+ continue
+ fi
+ if ! grep -q -r --exclude=$(basename $map) \
+ -w $sym $(dirname $map) ; then
+ echo "$map: $sym"
+ fi
+ done
+ done
+}
+
+orphan_symbols=$(find_orphan_symbols)
+if [ -n "$orphan_symbols" ] ; then
+ echo "Found only in symbol map file:"
+ echo "$orphan_symbols" | sed 's,^,\t,'
+ exit 1
+fi