devtools/check-symbol-maps.sh

   1 #! /bin/sh -e
   2 # SPDX-License-Identifier: BSD-3-Clause
   3 # Copyright 2018 Mellanox Technologies, Ltd
   4
   5 cd $(dirname $0)/..
   6
   7 # speed up by ignoring Unicode details
   8 export LC_ALL=C
   9
  10 find_orphan_symbols ()
  11 {
  12     for map in $(find lib drivers -name '*.map') ; do
  13         for sym in $(sed -rn 's,^([^}]*_.*);,\1,p' $map) ; do
  14             if echo $sym | grep -q '^per_lcore_' ; then
  15                 symsrc=${sym#per_lcore_}
  16             elif echo $sym | grep -q '^__rte_.*_trace_' ; then
  17                 symsrc=${sym#__}
  18             else
  19                 symsrc=$sym
  20             fi
  21             if ! grep -q -r --exclude=$(basename $map) \
  22                     -w $symsrc $(dirname $map) ; then
  23                 echo "$map: $sym"
  24             fi
  25         done
  26     done
  27 }
  28
  29 orphan_symbols=$(find_orphan_symbols)
  30 if [ -n "$orphan_symbols" ] ; then
  31     echo "Found only in symbol map file:"
  32     echo "$orphan_symbols" | sed 's,^,\t,'
  33     exit 1
  34 fi