diff options
| author | Jagannathan Raman <jag.raman@oracle.com> | 2021-01-29 11:46:18 -0500 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2021-02-10 09:23:28 +0000 |
| commit | c746b74a7d881c7da4afdd7b29353a90c445a8ab (patch) | |
| tree | 798a89b7087a39b793d5800582d633a6659f6e0b /include/hw/remote/proxy.h | |
| parent | 7ee3f82384f07e84f1d2e26a0ab1e5efa7e7f822 (diff) | |
multi-process: Synchronize remote memory
Add ProxyMemoryListener object which is used to keep the view of the RAM
in sync between QEMU and remote process.
A MemoryListener is registered for system-memory AddressSpace. The
listener sends SYNC_SYSMEM message to the remote process when memory
listener commits the changes to memory, the remote process receives
the message and processes it in the handler for SYNC_SYSMEM message.
Signed-off-by: Jagannathan Raman <jag.raman@oracle.com>
Signed-off-by: John G Johnson <john.g.johnson@oracle.com>
Signed-off-by: Elena Ufimtseva <elena.ufimtseva@oracle.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 04fe4e6a9ca90d4f11ab6f59be7652f5b086a071.1611938319.git.jag.raman@oracle.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'include/hw/remote/proxy.h')
| -rw-r--r-- | include/hw/remote/proxy.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/hw/remote/proxy.h b/include/hw/remote/proxy.h index ea7fa4fb3c..12888b4f90 100644 --- a/include/hw/remote/proxy.h +++ b/include/hw/remote/proxy.h @@ -11,6 +11,7 @@ #include "hw/pci/pci.h" #include "io/channel.h" +#include "hw/remote/proxy-memory-listener.h" #define TYPE_PCI_PROXY_DEV "x-pci-proxy-dev" OBJECT_DECLARE_SIMPLE_TYPE(PCIProxyDev, PCI_PROXY_DEV) @@ -36,6 +37,7 @@ struct PCIProxyDev { QemuMutex io_mutex; QIOChannel *ioc; Error *migration_blocker; + ProxyMemoryListener proxy_listener; ProxyMemoryRegion region[PCI_NUM_REGIONS]; }; |