}
run_test 273a "DoM: layout swapping should fail with DOM"
+test_273b() {
+ mkdir -p $DIR/$tdir
+ $LFS setstripe -E 1M -L mdt -E -1 -c -1 $DIR/$tdir
+
+#define OBD_FAIL_MDS_COMMITRW_DELAY 0x16b
+ do_facet mds1 $LCTL set_param fail_loc=0x8000016b fail_val=2
+
+ $MULTIOP $DIR/$tdir/$tfile Ouw2097152c
+}
+run_test 273b "DoM: race writeback and object destroy"
+
test_275() {
remote_ost_nodsh && skip "remote OST with nodsh"
[ $OST1_VERSION -lt $(version_code 2.10.57) ] &&