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authorYi Min Zhao <zyimin@linux.vnet.ibm.com>2016-04-28 13:22:51 +0800
committerCornelia Huck <cornelia.huck@de.ibm.com>2016-05-17 15:50:29 +0200
commit259a4f0a7619fef69427555839e0c9db84fd0561 (patch)
treea78a65529f9438f962af41728d9bb876290ea498
parentdf6a050c82e56fc7a0afeb62cf4bc2e0c4c6d888 (diff)
s390x/pci: fix s390_pci_sclp_deconfigure
When deconfiguring a s390 pci device, we should deconfigure the corresponding IOMMU memory region and the IRQs for the device. Signed-off-by: Yi Min Zhao <zyimin@linux.vnet.ibm.com> Reviewed-by: Pierre Morel <pmorel@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
-rw-r--r--hw/s390x/s390-pci-bus.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/hw/s390x/s390-pci-bus.c b/hw/s390x/s390-pci-bus.c
index 5d54c73774..b2cd31c15f 100644
--- a/hw/s390x/s390-pci-bus.c
+++ b/hw/s390x/s390-pci-bus.c
@@ -15,6 +15,7 @@
#include "qemu-common.h"
#include "cpu.h"
#include "s390-pci-bus.h"
+#include "s390-pci-inst.h"
#include <hw/pci/pci_bus.h>
#include <hw/pci/msi.h>
#include <qemu/error-report.h>
@@ -137,6 +138,12 @@ void s390_pci_sclp_deconfigure(SCCB *sccb)
if (!pbdev->configured) {
rc = SCLP_RC_NO_ACTION_REQUIRED;
} else {
+ if (pbdev->summary_ind) {
+ pci_dereg_irqs(pbdev);
+ }
+ if (pbdev->iommu_enabled) {
+ pci_dereg_ioat(pbdev);
+ }
pbdev->configured = false;
rc = SCLP_RC_NORMAL_COMPLETION;
}