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path: root/hw/vfio/pci.c
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Diffstat (limited to 'hw/vfio/pci.c')
-rw-r--r--hw/vfio/pci.c40
1 files changed, 21 insertions, 19 deletions
diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c
index a447013a1d..358da4497b 100644
--- a/hw/vfio/pci.c
+++ b/hw/vfio/pci.c
@@ -147,10 +147,10 @@ static void vfio_intx_enable_kvm(VFIOPCIDevice *vdev, Error **errp)
         goto fail_irqfd;
     }
 
-    if (vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_INTX_IRQ_INDEX, 0,
-                               VFIO_IRQ_SET_ACTION_UNMASK,
-                               event_notifier_get_fd(&vdev->intx.unmask),
-                               errp)) {
+    if (!vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_INTX_IRQ_INDEX, 0,
+                                VFIO_IRQ_SET_ACTION_UNMASK,
+                                event_notifier_get_fd(&vdev->intx.unmask),
+                                errp)) {
         goto fail_vfio;
     }
 
@@ -295,8 +295,8 @@ static int vfio_intx_enable(VFIOPCIDevice *vdev, Error **errp)
     fd = event_notifier_get_fd(&vdev->intx.interrupt);
     qemu_set_fd_handler(fd, vfio_intx_interrupt, NULL, vdev);
 
-    if (vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_INTX_IRQ_INDEX, 0,
-                               VFIO_IRQ_SET_ACTION_TRIGGER, fd, errp)) {
+    if (!vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_INTX_IRQ_INDEX, 0,
+                                VFIO_IRQ_SET_ACTION_TRIGGER, fd, errp)) {
         qemu_set_fd_handler(fd, NULL, NULL, vdev);
         event_notifier_cleanup(&vdev->intx.interrupt);
         return -errno;
@@ -590,9 +590,10 @@ static int vfio_msix_vector_do_use(PCIDevice *pdev, unsigned int nr,
                 fd = event_notifier_get_fd(&vector->interrupt);
             }
 
-            if (vfio_set_irq_signaling(&vdev->vbasedev,
-                                       VFIO_PCI_MSIX_IRQ_INDEX, nr,
-                                       VFIO_IRQ_SET_ACTION_TRIGGER, fd, &err)) {
+            if (!vfio_set_irq_signaling(&vdev->vbasedev,
+                                        VFIO_PCI_MSIX_IRQ_INDEX, nr,
+                                        VFIO_IRQ_SET_ACTION_TRIGGER, fd,
+                                        &err)) {
                 error_reportf_err(err, VFIO_MSG_PREFIX, vdev->vbasedev.name);
             }
         }
@@ -634,8 +635,9 @@ static void vfio_msix_vector_release(PCIDevice *pdev, unsigned int nr)
         int32_t fd = event_notifier_get_fd(&vector->interrupt);
         Error *err = NULL;
 
-        if (vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_MSIX_IRQ_INDEX, nr,
-                                   VFIO_IRQ_SET_ACTION_TRIGGER, fd, &err)) {
+        if (!vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_MSIX_IRQ_INDEX,
+                                    nr, VFIO_IRQ_SET_ACTION_TRIGGER, fd,
+                                    &err)) {
             error_reportf_err(err, VFIO_MSG_PREFIX, vdev->vbasedev.name);
         }
     }
@@ -2873,8 +2875,8 @@ static void vfio_register_err_notifier(VFIOPCIDevice *vdev)
     fd = event_notifier_get_fd(&vdev->err_notifier);
     qemu_set_fd_handler(fd, vfio_err_notifier_handler, NULL, vdev);
 
-    if (vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_ERR_IRQ_INDEX, 0,
-                               VFIO_IRQ_SET_ACTION_TRIGGER, fd, &err)) {
+    if (!vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_ERR_IRQ_INDEX, 0,
+                                VFIO_IRQ_SET_ACTION_TRIGGER, fd, &err)) {
         error_reportf_err(err, VFIO_MSG_PREFIX, vdev->vbasedev.name);
         qemu_set_fd_handler(fd, NULL, NULL, vdev);
         event_notifier_cleanup(&vdev->err_notifier);
@@ -2890,8 +2892,8 @@ static void vfio_unregister_err_notifier(VFIOPCIDevice *vdev)
         return;
     }
 
-    if (vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_ERR_IRQ_INDEX, 0,
-                               VFIO_IRQ_SET_ACTION_TRIGGER, -1, &err)) {
+    if (!vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_ERR_IRQ_INDEX, 0,
+                                VFIO_IRQ_SET_ACTION_TRIGGER, -1, &err)) {
         error_reportf_err(err, VFIO_MSG_PREFIX, vdev->vbasedev.name);
     }
     qemu_set_fd_handler(event_notifier_get_fd(&vdev->err_notifier),
@@ -2938,8 +2940,8 @@ static void vfio_register_req_notifier(VFIOPCIDevice *vdev)
     fd = event_notifier_get_fd(&vdev->req_notifier);
     qemu_set_fd_handler(fd, vfio_req_notifier_handler, NULL, vdev);
 
-    if (vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_REQ_IRQ_INDEX, 0,
-                           VFIO_IRQ_SET_ACTION_TRIGGER, fd, &err)) {
+    if (!vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_REQ_IRQ_INDEX, 0,
+                                VFIO_IRQ_SET_ACTION_TRIGGER, fd, &err)) {
         error_reportf_err(err, VFIO_MSG_PREFIX, vdev->vbasedev.name);
         qemu_set_fd_handler(fd, NULL, NULL, vdev);
         event_notifier_cleanup(&vdev->req_notifier);
@@ -2956,8 +2958,8 @@ static void vfio_unregister_req_notifier(VFIOPCIDevice *vdev)
         return;
     }
 
-    if (vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_REQ_IRQ_INDEX, 0,
-                               VFIO_IRQ_SET_ACTION_TRIGGER, -1, &err)) {
+    if (!vfio_set_irq_signaling(&vdev->vbasedev, VFIO_PCI_REQ_IRQ_INDEX, 0,
+                                VFIO_IRQ_SET_ACTION_TRIGGER, -1, &err)) {
         error_reportf_err(err, VFIO_MSG_PREFIX, vdev->vbasedev.name);
     }
     qemu_set_fd_handler(event_notifier_get_fd(&vdev->req_notifier),