[kvm-unit-tests PATCH v3 9/9] s390x: smp: Dirty fpc before initial reset test

[Janosch Frank <frankja@xxxxxxxxxxxxx>]

Let's dirty the fpc, before we test if the initial reset sets it to 0.

Signed-off-by: Janosch Frank <frankja@xxxxxxxxxxxxx>
Reviewed-by: Thomas Huth <thuth@xxxxxxxxxx>
Reviewed-by: Cornelia Huck <cohuck@xxxxxxxxxx>
Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>
---
 s390x/smp.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/s390x/smp.c b/s390x/smp.c
index 1385488..aedcd65 100644
--- a/s390x/smp.c
+++ b/s390x/smp.c
@@ -172,6 +172,7 @@ static void test_emcall(void)
 /* Used to dirty registers of cpu #1 before it is reset */
 static void test_func_initial(void)
 {
+	asm volatile("sfpc %0" :: "d" (0x11));
 	lctlg(1, 0x42000UL);
 	lctlg(7, 0x43000UL);
 	lctlg(13, 0x44000UL);
-- 
2.20.1