LU-16117 build: Avoid excessive modpost warnings

[fs/lustre-release.git] / lnet / autoconf / lustre-lnet.m4

diff --git a/lnet/autoconf/lustre-lnet.m4 b/lnet/autoconf/lustre-lnet.m4
index 7e89069..6aff70a 100644 (file)
--- a/lnet/autoconf/lustre-lnet.m4
+++ b/lnet/autoconf/lustre-lnet.m4
@@ -245,9 +245,11 @@ AS_IF([test $ENABLEO2IB = "no"], [
                        O2IB_SYMVER=$LINUX_OBJ/Module.symvers
                fi
                if test -n "$O2IB_SYMVER"; then
-                       AC_MSG_NOTICE([adding $O2IB_SYMVER to Symbol Path])
-                       EXTRA_SYMBOLS="$EXTRA_SYMBOLS $O2IB_SYMVER"
-                       AC_SUBST(EXTRA_SYMBOLS)
+                       if test "$O2IB_SYMVER" != "$LINUX_OBJ/Module.symvers"; then
+                               AC_MSG_NOTICE([adding $O2IB_SYMVER to Symbol Path O2IB])
+                               EXTRA_SYMBOLS="$EXTRA_SYMBOLS $O2IB_SYMVER"
+                               AC_SUBST(EXTRA_SYMBOLS)
+                       fi
                else
                        AC_MSG_ERROR([an external source tree was, either specified or detected, for o2iblnd however I could not find a $O2IBPATH/Module.symvers there])
                fi
@@ -284,7 +286,9 @@ AC_SUBST(ENABLEO2IB)
 
 AS_IF([test $ENABLEO2IB != "no"], [
        EXTRA_CHECK_INCLUDE="$EXTRA_OFED_CONFIG $EXTRA_OFED_INCLUDE"
-       KBUILD_EXTRA_SYMBOLS="$KBUILD_EXTRA_SYMBOLS $O2IBPATH/Module.symvers"
+       if test $O2IBPATH != $LINUX_OBJ; then
+               KBUILD_EXTRA_SYMBOLS="$KBUILD_EXTRA_SYMBOLS $O2IBPATH/Module.symvers"
+       fi
 
        # In RHEL 6.2, rdma_create_id() takes the queue-pair type as a fourth argument
        LB_CHECK_COMPILE([if 'rdma_create_id' wants four args],