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-rwxr-xr-xconfigure11
-rw-r--r--migration/colo.c2
2 files changed, 12 insertions, 1 deletions
diff --git a/configure b/configure
index f83cdf8876..6b7acb1ccb 100755
--- a/configure
+++ b/configure
@@ -230,6 +230,7 @@ vhost_net="no"
vhost_scsi="no"
vhost_vsock="no"
kvm="no"
+colo="yes"
rdma=""
gprof="no"
debug_tcg="no"
@@ -918,6 +919,10 @@ for opt do
;;
--enable-kvm) kvm="yes"
;;
+ --disable-colo) colo="no"
+ ;;
+ --enable-colo) colo="yes"
+ ;;
--disable-tcg-interpreter) tcg_interpreter="no"
;;
--enable-tcg-interpreter) tcg_interpreter="yes"
@@ -1366,6 +1371,7 @@ disabled with --disable-FEATURE, default is enabled if available:
fdt fdt device tree
bluez bluez stack connectivity
kvm KVM acceleration support
+ colo COarse-grain LOck-stepping VM for Non-stop Service
rdma RDMA-based migration support
vde support for vde network
netmap support for netmap network
@@ -5004,6 +5010,7 @@ echo "Linux AIO support $linux_aio"
echo "ATTR/XATTR support $attr"
echo "Install blobs $blobs"
echo "KVM support $kvm"
+echo "COLO support $colo"
echo "RDMA support $rdma"
echo "TCG interpreter $tcg_interpreter"
echo "fdt support $fdt"
@@ -5639,6 +5646,10 @@ if have_backend "syslog"; then
fi
echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
+if test "$colo" = "yes"; then
+ echo "CONFIG_COLO=y" >> $config_host_mak
+fi
+
if test "$rdma" = "yes" ; then
echo "CONFIG_RDMA=y" >> $config_host_mak
fi
diff --git a/migration/colo.c b/migration/colo.c
index 1f9c699d32..e7224b8a0a 100644
--- a/migration/colo.c
+++ b/migration/colo.c
@@ -24,7 +24,7 @@
bool colo_supported(void)
{
- return false;
+ return true;
}
bool migration_in_colo_state(void)