[kvm-unit-tests PATCH v1 4/4] s390x: add selftest for migration

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Add a selftest to check we can do migration tests.

Signed-off-by: Nico Boehr <nrb@xxxxxxxxxxxxx>
---
 s390x/Makefile             |  1 +
 s390x/selftest-migration.c | 27 +++++++++++++++++++++++++++
 s390x/unittests.cfg        |  4 ++++
 3 files changed, 32 insertions(+)
 create mode 100644 s390x/selftest-migration.c

diff --git a/s390x/Makefile b/s390x/Makefile
index 62e197cb93d7..2e43e323bcb5 100644
--- a/s390x/Makefile
+++ b/s390x/Makefile
@@ -26,6 +26,7 @@ tests += $(TEST_DIR)/edat.elf
 tests += $(TEST_DIR)/mvpg-sie.elf
 tests += $(TEST_DIR)/spec_ex-sie.elf
 tests += $(TEST_DIR)/firq.elf
+tests += $(TEST_DIR)/selftest-migration.elf
 
 pv-tests += $(TEST_DIR)/pv-diags.elf
 
diff --git a/s390x/selftest-migration.c b/s390x/selftest-migration.c
new file mode 100644
index 000000000000..8884322a84ca
--- /dev/null
+++ b/s390x/selftest-migration.c
@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Migration Selftest
+ *
+ * Copyright IBM Corp. 2022
+ *
+ * Authors:
+ *  Nico Boehr <nrb@xxxxxxxxxxxxx>
+ */
+#include <libcflat.h>
+
+int main(void)
+{
+	/* don't say migrate here otherwise we will migrate right away */
+	report_prefix_push("selftest migration");
+
+	/* ask migrate_cmd to migrate (it listens for 'migrate') */
+	puts("Please migrate me\n");
+
+	/* wait for migration to finish, we will read a newline */
+	(void)getchar();
+
+	report_pass("Migrated");
+
+	report_prefix_pop();
+	return report_summary();
+}
diff --git a/s390x/unittests.cfg b/s390x/unittests.cfg
index 1600e714c8b9..b0417a69705d 100644
--- a/s390x/unittests.cfg
+++ b/s390x/unittests.cfg
@@ -24,6 +24,10 @@ groups = selftest
 # please keep the kernel cmdline in sync with $(TEST_DIR)/selftest.parmfile
 extra_params = -append 'test 123'
 
+[selftest-migration]
+file = selftest-migration.elf
+groups = selftest migration
+
 [intercept]
 file = intercept.elf
 
-- 
2.31.1




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