[kvm-unit-tests PULL 10/17] s390x: smp: Dirty fpc before initial reset test

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: 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>
Message-Id: <20200429143518.1360468-3-frankja@xxxxxxxxxxxxx>
Signed-off-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 08fa770..bf082d1 100644
--- a/s390x/smp.c
+++ b/s390x/smp.c
@@ -198,6 +198,7 @@ static void test_sense_running(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);
-- 
2.25.3




[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Kernel Development]     [Kernel Newbies]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite Info]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Samba]     [Linux Media]     [Device Mapper]

  Powered by Linux