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-rw-r--r--migration/savevm.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/migration/savevm.c b/migration/savevm.c
index 2d10e45582..09ad962a8f 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -56,6 +56,7 @@
#include "io/channel-file.h"
#include "sysemu/replay.h"
#include "qjson.h"
+#include "migration/colo.h"
#ifndef ETH_P_RARP
#define ETH_P_RARP 0x8035
@@ -82,6 +83,7 @@ enum qemu_vm_cmd {
were previously sent during
precopy but are dirty. */
MIG_CMD_PACKAGED, /* Send a wrapped stream within this stream */
+ MIG_CMD_ENABLE_COLO, /* Enable COLO */
MIG_CMD_POSTCOPY_RESUME, /* resume postcopy on dest */
MIG_CMD_RECV_BITMAP, /* Request for recved bitmap on dst */
MIG_CMD_MAX
@@ -841,6 +843,12 @@ static void qemu_savevm_command_send(QEMUFile *f,
qemu_fflush(f);
}
+void qemu_savevm_send_colo_enable(QEMUFile *f)
+{
+ trace_savevm_send_colo_enable();
+ qemu_savevm_command_send(f, MIG_CMD_ENABLE_COLO, 0, NULL);
+}
+
void qemu_savevm_send_ping(QEMUFile *f, uint32_t value)
{
uint32_t buf;
@@ -1922,6 +1930,12 @@ static int loadvm_handle_recv_bitmap(MigrationIncomingState *mis,
return 0;
}
+static int loadvm_process_enable_colo(MigrationIncomingState *mis)
+{
+ migration_incoming_enable_colo();
+ return 0;
+}
+
/*
* Process an incoming 'QEMU_VM_COMMAND'
* 0 just a normal return
@@ -2001,6 +2015,9 @@ static int loadvm_process_command(QEMUFile *f)
case MIG_CMD_RECV_BITMAP:
return loadvm_handle_recv_bitmap(mis, len);
+
+ case MIG_CMD_ENABLE_COLO:
+ return loadvm_process_enable_colo(mis);
}
return 0;