[kvm-unit-tests PATCH 1/8] s390x: css: Skip if we're not run by qemu

[Janosch Frank <frankja@linux.ibm.com>]

There's no guarantee that we even find a device at the address we're
testing for if we're not running under QEMU.

Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
---
 s390x/css.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/s390x/css.c b/s390x/css.c
index a333e55a..52d35f49 100644
--- a/s390x/css.c
+++ b/s390x/css.c
@@ -15,6 +15,7 @@
 #include <interrupt.h>
 #include <asm/arch_def.h>
 #include <alloc_page.h>
+#include <hardware.h>
 
 #include <malloc_io.h>
 #include <css.h>
@@ -641,6 +642,12 @@ int main(int argc, char *argv[])
 {
 	int i;
 
+	/* There's no guarantee where our devices are without qemu */
+	if (detect_host() != HOST_IS_KVM && detect_host() != HOST_IS_TCG) {
+		report_skip("Not running under QEMU");
+		goto done;
+	}
+
 	report_prefix_push("Channel Subsystem");
 	enable_io_isc(0x80 >> IO_SCH_ISC);
 	for (i = 0; tests[i].name; i++) {
@@ -648,7 +655,8 @@ int main(int argc, char *argv[])
 		tests[i].func();
 		report_prefix_pop();
 	}
-	report_prefix_pop();
 
+done:
+	report_prefix_pop();
 	return report_summary();
 }
-- 
2.32.0