fix

src/test/daos_dtx/00_harmonize_VOS_pool_path.patch

@@ -48,7 +48,7 @@ index 618f9feddd..7452ba2a34 100644
 +	char      uuid_str2[] = "591d19e4-69fe-11ef-b13d-a4bf0165c389";
 
  	memset(tcx, 0, sizeof(*tcx));
-+	
++
 +	uuid_parse(uuid_str, tcx->tc_po_uuid);
 +	// uuid_generate_time_safe(tcx->tc_po_uuid);
 +	// uuid_unparse(tcx->tc_po_uuid, uuid_str);

src/test/daos_dtx/08_cmocka_filter_fix.patch

@@ -0,0 +1,21 @@
+diff --git a/src/dtx/tests/dtx_tests.c b/src/dtx/tests/dtx_tests.c
+index b06a2f4ea8..7236a2bda0 100644
+--- a/src/dtx/tests/dtx_tests.c
++++ b/src/dtx/tests/dtx_tests.c
+@@ -61,6 +61,7 @@ int
+ main(int argc, char **argv)
+ {
+ 	int                  rc        = 0;
++	char                 filter[1024];
+ 	int                  nr_failed = 0;
+ 	int                  opt       = 0;
+ 	int                  index     = 0;
+@@ -107,8 +108,6 @@ main(int argc, char **argv)
+ #if CMOCKA_FILTER_SUPPORTED == 1 /** requires cmocka 1.1.5 */
+ 		{
+ 			/** Add wildcards for easier filtering */
+-			char filter[sizeof(optarg) + 2];
+-
+ 			sprintf(filter, "*%s*", optarg);
+ 			cmocka_set_test_filter(filter);
+ 			printf("Test filter: %s\n", filter);

src/test/daos_dtx/README.md

@@ -25,3 +25,5 @@ in the respective teardown.
   - introduces a basic DTX life-cycle UT
 - `07_disable_ABT_init.patch` which:
   - prevents ABT from screwing with Valgrind
+- `08_cmocka_filter_fix.patch` which:
+  - fix cmocka's filter (invalid size calculation)

src/test/daos_dtx/TESTS.py

@@ -20,8 +20,8 @@ class DTX_TESTS(t.Test):
 
     def run(self, ctx):
         cmd = ['dtx_tests', '-S', ctx.testdir]
-        ctx.exec(*cmd, '-e', 'DTX400.a', cmd_requires_cwd=False)
-        ctx.exec(*cmd, '-e', 'DTX400.b', cmd_requires_cwd=False)
+        ctx.exec(*cmd, '-f', 'DTX400.a', cmd_requires_cwd=False)
+        ctx.exec(*cmd, '-f', 'DTX400.b', cmd_requires_cwd=False)
 
 
 @t.require_valgrind_enabled('memcheck')