s390/test_unwind: print test suite start/end info

Add couple of additional info lines to make it easier to match
test suite output and results.

Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>

diff --git a/arch/s390/lib/test_unwind.c b/arch/s390/lib/test_unwind.c
index eda72bc49c79f296fa36bb4d4007e4cf49ba8c57..2f32802f79cebd28055f2d7a6495cec115e23573 100644 (file)
--- a/arch/s390/lib/test_unwind.c
+++ b/arch/s390/lib/test_unwind.c
@@ -311,6 +311,7 @@ do {                                                                        \
        }                                                               \
 } while (0)
 
+       pr_info("running stack unwinder tests");
        TEST(UWM_DEFAULT);
        TEST(UWM_SP);
        TEST(UWM_REGS);
@@ -337,8 +338,13 @@ do {                                                                       \
        TEST(UWM_PGM | UWM_SP | UWM_REGS);
 #endif
 #undef TEST
+       if (failed) {
+               pr_err("%d of %d stack unwinder tests failed", failed, total);
+               WARN(1, "%d of %d stack unwinder tests failed", failed, total);
+       } else {
+               pr_info("all %d stack unwinder tests passed", total);
+       }
 
-       WARN(failed, "%d of %d unwinder tests failed", failed, total);
        return failed ? -EINVAL : 0;
 }