btrfs/036: fix sporadic failures when unmounting scratch filesystem

[xfstests-dev.git] / check

diff --git a/check b/check
index 8677141b1d0f1a3e959e7b0fb933a1d21b490bed..3d6a64cd3fa6c1a1059f255cd72cfad68e1eba0a 100755 (executable)
--- a/check
+++ b/check
@@ -130,6 +130,7 @@ get_group_list()
        local grp=$1
        local grpl=""
        local sub=$(dirname $grp)
+       local fsgroup="$FSTYP"
 
        if [ -n "$sub" -a "$sub" != "." -a -d "$SRC_DIR/$sub" ]; then
                # group is given as <subdir>/<group> (e.g. xfs/quick)
@@ -138,7 +139,10 @@ get_group_list()
                return
        fi
 
-       for d in $SRC_GROUPS $FSTYP; do
+       if [ "$FSTYP" = ext2 -o "$FSTYP" = ext3 ]; then
+           fsgroup=ext4
+       fi
+       for d in $SRC_GROUPS $fsgroup; do
                if ! test -d "$SRC_DIR/$d" ; then
                        continue
                fi
@@ -499,6 +503,17 @@ _expunge_test()
        return 0
 }
 
+# Make the check script unattractive to the OOM killer...
+OOM_SCORE_ADJ="/proc/self/oom_score_adj"
+test -w ${OOM_SCORE_ADJ} && echo -1000 > ${OOM_SCORE_ADJ}
+
+# ...and make the tests themselves somewhat more attractive to it, so that if
+# the system runs out of memory it'll be the test that gets killed and not the
+# test framework.
+_run_seq() {
+       bash -c "test -w ${OOM_SCORE_ADJ} && echo 250 > ${OOM_SCORE_ADJ}; exec ./$seq"
+}
+
 _detect_kmemleak
 _prepare_test_list
 
@@ -740,11 +755,11 @@ for section in $HOST_OPTIONS_SECTIONS; do
                fi
                _try_wipe_scratch_devs > /dev/null 2>&1
                if [ "$DUMP_OUTPUT" = true ]; then
-                       ./$seq 2>&1 | tee $tmp.out
+                       _run_seq 2>&1 | tee $tmp.out
                        # Because $? would get tee's return code
                        sts=${PIPESTATUS[0]}
                else
-                       ./$seq >$tmp.out 2>&1
+                       _run_seq >$tmp.out 2>&1
                        sts=$?
                fi