getrusage: Fix memory_stat_mapped_file when SIGBUS occurs in file map

Change-Id: Ia4686f32a3c888d5c886ab6cc6c2b510885447f5
Refs: #1422

test/issues/1422/C1422.sh

@@ -0,0 +1,74 @@
+#!/bin/sh
+USELTP=1
+USEOSTEST=1
+
+BOOTPARAM="-c 12-15 -m 512M@4"
+. ../../common.sh
+
+echo ""
+echo "*** get_rusage test"
+echo a > ./tmp
+BEFORE_STR=`./get_rusage 0 | grep "memory_stat_mapped_file"`
+$MCEXEC ./filemap_sigbus ./tmp
+AFTER_STR=`./get_rusage 0 | grep "memory_stat_mapped_file"`
+
+if [ "${BEFORE_STR}" == "${AFTER_STR}" ]; then
+	echo "TEST OK."
+else
+	echo "TEST NG."
+	echo "${BEFORE_STR}"
+	echo "${AFTER_STR}"
+fi
+
+rm -f ./tmp
+
+echo ""
+echo "*** LTP"
+# mmap01 - 09, 12 - 15
+for i in `seq -f "%02g" 1 1 9` `seq -f "%02g" 12 1 15` ; do
+	$MCEXEC $LTPBIN/mmap$i
+done
+
+echo ""
+echo "*** ostest, check ok"
+for i in 0 2 4 6 10 11 32 34 36 38 40 41 42 43 48 ; do
+	echo a > ./tmp
+	$MCEXEC $TESTMCK -s mmap_file -n $i -- -f ./tmp \
+		| grep "RESULT: ok" > /dev/null
+	if [ $? -eq 0 ] ; then
+		echo "[OK] mmap_file $i"
+	else
+		echo "[NG] mmap_file $i"
+	fi
+	rm -f ./tmp
+done
+
+echo ""
+echo "*** otest, check mmap error."
+for i in 8 9 `seq 16 1 31` ; do
+	echo a > ./tmp
+	$MCEXEC $TESTMCK -s mmap_file -n $i -- -f ./tmp \
+		| grep "RESULT: mmap error." > /dev/null
+	if [ $? -eq 0 ] ; then
+		echo "[OK] mmap_file $i"
+	else
+		echo "[NG] mmap_file $i"
+	fi
+	rm -f ./tmp
+done
+
+echo ""
+echo "*** oetest, check page fault"
+for i in 1 3 5 7 12 13 14 15 33 35 37 39 44 45 46 47 ; do
+	echo a > ./tmp
+	$MCEXEC $TESTMCK -s mmap_file -n $i -- -f ./tmp > /dev/null
+	if [ $? -eq 139 ] ; then
+		echo "[OK] mmap_file $i"
+	else
+		echo "[NG] mmap_file $i"
+	fi
+	rm -f ./tmp
+done
+
+rm -f core.* mccore-filemap_sigbus.* mccore-test_mck.*
+