[PATCH V4 21/43] vfio/pci: vfio_notifier_init cpr parameters

[Steve Sistare <steven.sistare@oracle.com>]

Pass vdev and nr to vfio_notifier_init, for use by CPR in a subsequent
patch.  No functional change.

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
---
 hw/vfio/pci.c | 31 +++++++++++++++++++------------
 1 file changed, 19 insertions(+), 12 deletions(-)

diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c
index fa0601c..b776793 100644
--- a/hw/vfio/pci.c
+++ b/hw/vfio/pci.c
@@ -57,7 +57,8 @@ static void vfio_disable_interrupts(VFIOPCIDevice *vdev);
 static void vfio_mmap_set_enabled(VFIOPCIDevice *vdev, bool enabled);
 static void vfio_msi_disable_common(VFIOPCIDevice *vdev);
 
-static bool vfio_notifier_init(EventNotifier *e, const char *name, Error **errp)
+static bool vfio_notifier_init(VFIOPCIDevice *vdev, EventNotifier *e,
+                               const char *name, int nr, Error **errp)
 {
     int ret = event_notifier_init(e, 0);
 
@@ -147,7 +148,7 @@ static bool vfio_intx_enable_kvm(VFIOPCIDevice *vdev, Error **errp)
     pci_irq_deassert(&vdev->pdev);
 
     /* Get an eventfd for resample/unmask */
-    if (!vfio_notifier_init(&vdev->intx.unmask, "intx-unmask", errp)) {
+    if (!vfio_notifier_init(vdev, &vdev->intx.unmask, "intx-unmask", 0, errp)) {
         goto fail;
     }
 
@@ -300,7 +301,8 @@ static bool vfio_intx_enable(VFIOPCIDevice *vdev, Error **errp)
     }
 #endif
 
-    if (!vfio_notifier_init(&vdev->intx.interrupt, "intx-interrupt", errp)) {
+    if (!vfio_notifier_init(vdev, &vdev->intx.interrupt, "intx-interrupt", 0,
+                            errp)) {
         return false;
     }
     fd = event_notifier_get_fd(&vdev->intx.interrupt);
@@ -486,7 +488,8 @@ static void vfio_connect_kvm_msi_virq(VFIOMSIVector *vector, int nr)
         return;
     }
 
-    if (!vfio_notifier_init(&vector->kvm_interrupt, name, NULL)) {
+    if (!vfio_notifier_init(vector->vdev, &vector->kvm_interrupt, name, nr,
+                            NULL)) {
         goto fail_notifier;
     }
 
@@ -525,12 +528,13 @@ static void vfio_pci_vector_init(VFIOPCIDevice *vdev, int nr)
 {
     VFIOMSIVector *vector = &vdev->msi_vectors[nr];
     PCIDevice *pdev = &vdev->pdev;
-    Error *err = NULL;
+    Error *local_err = NULL;
 
     vector->vdev = vdev;
     vector->virq = -1;
-    if (!vfio_notifier_init(&vector->interrupt, "interrupt", &err)) {
-        error_report_err(err);
+    if (!vfio_notifier_init(vdev, &vector->interrupt, "interrupt", nr,
+                            &local_err)) {
+        error_report_err(local_err);
     }
     vector->use = true;
     if (vdev->interrupt == VFIO_INT_MSIX) {
@@ -760,14 +764,15 @@ retry:
 
     for (i = 0; i < vdev->nr_vectors; i++) {
         VFIOMSIVector *vector = &vdev->msi_vectors[i];
-        Error *err = NULL;
+        Error *local_err = NULL;
 
         vector->vdev = vdev;
         vector->virq = -1;
         vector->use = true;
 
-        if (!vfio_notifier_init(&vector->interrupt, "interrupt", &err)) {
-            error_report_err(err);
+        if (!vfio_notifier_init(vdev, &vector->interrupt, "interrupt", i,
+                                &local_err)) {
+            error_report_err(local_err);
         }
 
         qemu_set_fd_handler(event_notifier_get_fd(&vector->interrupt),
@@ -2919,7 +2924,8 @@ static void vfio_register_err_notifier(VFIOPCIDevice *vdev)
         return;
     }
 
-    if (!vfio_notifier_init(&vdev->err_notifier, "err_notifier", &err)) {
+    if (!vfio_notifier_init(vdev, &vdev->err_notifier, "err_notifier", 0,
+                            &err)) {
         error_report_err(err);
         vdev->pci_aer = false;
         return;
@@ -2986,7 +2992,8 @@ static void vfio_register_req_notifier(VFIOPCIDevice *vdev)
         return;
     }
 
-    if (!vfio_notifier_init(&vdev->req_notifier, "req_notifier", &err)) {
+    if (!vfio_notifier_init(vdev, &vdev->req_notifier, "req_notifier", 0,
+                            &err)) {
         error_report_err(err);
         return;
     }
-- 
1.8.3.1