Merge tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu into staging

virtio,pc,pci: features, cleanups, fixes

vhost-user support without ioeventfd
word replacements in vhost user spec
shpc improvements

cleanups, fixes all over the place

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

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* tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu: (53 commits)
  tests/data/acpi/virt: drop (most) duplicate files.
  hw/cxl/mailbox: Use new UUID network order define for cel_uuid
  qemu/uuid: Add UUID static initializer
  qemu/bswap: Add const_le64()
  tests: acpi: Update q35/DSDT.cxl for removed duplicate UID
  hw/i386/acpi: Drop duplicate _UID entry for CXL root bridge
  tests/acpi: Allow update of q35/DSDT.cxl
  hw/cxl: Add CXL_CAPACITY_MULTIPLIER definition
  hw/cxl: set cxl-type3 device type to PCI_CLASS_MEMORY_CXL
  hw/pci-bridge/cxl_downstream: Fix type naming mismatch
  hw/mem/cxl_type3: Improve error handling in realize()
  MAINTAINERS: Add Fan Ni as Compute eXpress Link QEMU reviewer
  intel-iommu: send UNMAP notifications for domain or global inv desc
  smmu: switch to use memory_region_unmap_iommu_notifier_range()
  memory: introduce memory_region_unmap_iommu_notifier_range()
  intel-iommu: fail DEVIOTLB_UNMAP without dt mode
  intel-iommu: fail MAP notifier without caching mode
  memory: Optimize replay of guest mapping
  chardev/char-socket: set s->listener = NULL in char_socket_finalize
  hw/pci: Trace IRQ routing on PCI topology
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 8 insertions, 0 deletions

diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index 10c980b9f5..034fe49e9a 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -282,9 +282,13 @@ static void pci_change_irq_level(PCIDevice *pci_dev, int irq_num, int change)
 {
     PCIBus *bus;
     for (;;) {
+        int dev_irq = irq_num;
         bus = pci_get_bus(pci_dev);
         assert(bus->map_irq);
         irq_num = bus->map_irq(pci_dev, irq_num);
+        trace_pci_route_irq(dev_irq, DEVICE(pci_dev)->canonical_path, irq_num,
+                            pci_bus_is_root(bus) ? "root-complex"
+                                    : DEVICE(bus->parent_dev)->canonical_path);
         if (bus->set_irq)
             break;
         pci_dev = bus->parent_dev;
@@ -1617,8 +1621,12 @@ PCIINTxRoute pci_device_route_intx_to_irq(PCIDevice *dev, int pin)
     PCIBus *bus;
 
     do {
+        int dev_irq = pin;
         bus = pci_get_bus(dev);
         pin = bus->map_irq(dev, pin);
+        trace_pci_route_irq(dev_irq, DEVICE(dev)->canonical_path, pin,
+                            pci_bus_is_root(bus) ? "root-complex"
+                                    : DEVICE(bus->parent_dev)->canonical_path);
         dev = bus->parent_dev;
     } while (dev);