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| author | Jagannathan Raman <jag.raman@oracle.com> | 2021-01-29 11:46:19 -0500 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2021-02-10 09:23:28 +0000 |
| commit | bd36adb8df5d62a2b4d4ded6357fb50b69a508fa (patch) | |
| tree | 6660a13fbf828e53aa204f57b3c6a46d60c87581 /include/hw/remote/machine.h | |
| parent | c746b74a7d881c7da4afdd7b29353a90c445a8ab (diff) | |
| download | focaccia-qemu-bd36adb8df5d62a2b4d4ded6357fb50b69a508fa.tar.gz focaccia-qemu-bd36adb8df5d62a2b4d4ded6357fb50b69a508fa.zip | |
multi-process: create IOHUB object to handle irq
IOHUB object is added to manage PCI IRQs. It uses KVM_IRQFD ioctl to create irqfd to injecting PCI interrupts to the guest. IOHUB object forwards the irqfd to the remote process. Remote process uses this fd to directly send interrupts to the guest, bypassing QEMU. Signed-off-by: John G Johnson <john.g.johnson@oracle.com> Signed-off-by: Jagannathan Raman <jag.raman@oracle.com> Signed-off-by: Elena Ufimtseva <elena.ufimtseva@oracle.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Message-id: 51d5c3d54e28a68b002e3875c59599c9f5a424a1.1611938319.git.jag.raman@oracle.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'include/hw/remote/machine.h')
| -rw-r--r-- | include/hw/remote/machine.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/hw/remote/machine.h b/include/hw/remote/machine.h index b92b2ce705..2a2a33c4b2 100644 --- a/include/hw/remote/machine.h +++ b/include/hw/remote/machine.h @@ -15,11 +15,13 @@ #include "hw/boards.h" #include "hw/pci-host/remote.h" #include "io/channel.h" +#include "hw/remote/iohub.h" struct RemoteMachineState { MachineState parent_obj; RemotePCIHost *host; + RemoteIOHubState iohub; }; /* Used to pass to co-routine device and ioc. */ |