We crash if we registers mask notifiers without backing in-kernel
irqchip. This corresponds to the check in QEMU upstream after 1.1 now.
Signed-off-by: Jan Kiszka <jan.kis...@siemens.com>
---
Not needed for master as we have upstream logic there already.
hw/virtio-pci.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/hw/virtio-pci.c b/hw/virtio-pci.c
index a0c2ca7..5b64356 100644
--- a/hw/virtio-pci.c
+++ b/hw/virtio-pci.c
@@ -629,7 +629,7 @@ static int virtio_pci_set_guest_notifiers(void *opaque,
bool assign)
/* Must unset mask notifier while guest notifier
* is still assigned */
- if (!assign) {
+ if (kvm_irqchip_in_kernel() && !assign) {
r = msix_unset_mask_notifier(&proxy->pci_dev);
assert(r >= 0);
}
@@ -647,7 +647,7 @@ static int virtio_pci_set_guest_notifiers(void *opaque,
bool assign)
/* Must set mask notifier after guest notifier
* has been assigned */
- if (assign) {
+ if (kvm_irqchip_in_kernel() && assign) {
r = msix_set_mask_notifier(&proxy->pci_dev,
virtio_pci_mask_notifier);
if (r < 0) {
--
1.7.3.4
--
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