virtio-pci: add support for configure interrupt
authorCindy Lu <lulu@redhat.com>
Thu, 4 Nov 2021 16:48:27 +0000 (00:48 +0800)
committerMichael S. Tsirkin <mst@redhat.com>
Fri, 7 Jan 2022 10:19:55 +0000 (05:19 -0500)
commitd5d24d859c3957ea1674d0e102f96439cdbfe93a
tree951a015308f5e7c2091e10a94bf2d3820a5ca160
parentd48185f1a40d4e4ed2fa2873a42b2a5eb8748256
virtio-pci: add support for configure interrupt

Add support for configure interrupt, The process is used kvm_irqfd_assign
to set the gsi to kernel. When the configure notifier was signal by
host, qemu will inject a msix interrupt to guest

Signed-off-by: Cindy Lu <lulu@redhat.com>
Message-Id: <20211104164827.21911-11-lulu@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
hw/virtio/virtio-pci.c
hw/virtio/virtio-pci.h