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configure: Support enable/disable COLO feature 

configure --enable-colo/--disable-colo to switch COLO
support on/off.

COLO feature doesn't depend on any other external libraries,
So here it is reasonable to enable COLO by default, to
avoid re-compile QEMU if users want to use this capability.

Signed-off-by: zhanghailiang <zhang.zhanghailiang@huawei.com>
Signed-off-by: Li Zhijian <lizhijian@cn.fujitsu.com>
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Amit Shah <amit@amitshah.net>
This commit is contained in:
zhanghailiang 2016-10-27 14:43:08 +08:00 committed by Amit Shah
parent e59887d8c9
commit 180fb75000
2 changed files with 12 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
configure vendored
View File

@ -230,6 +230,7 @@ vhost_net="no"
vhost_scsi="no" vhost_scsi="no"
vhost_vsock="no" vhost_vsock="no"
kvm="no" kvm="no"
colo="yes"
rdma="" rdma=""
gprof="no" gprof="no"
debug_tcg="no" debug_tcg="no"
@ -918,6 +919,10 @@ for opt do
;; ;;
--enable-kvm) kvm="yes" --enable-kvm) kvm="yes"
;; ;;
--disable-colo) colo="no"
;;
--enable-colo) colo="yes"
;;
--disable-tcg-interpreter) tcg_interpreter="no" --disable-tcg-interpreter) tcg_interpreter="no"
;; ;;
--enable-tcg-interpreter) tcg_interpreter="yes" --enable-tcg-interpreter) tcg_interpreter="yes"
@ -1366,6 +1371,7 @@ disabled with --disable-FEATURE, default is enabled if available:
fdt fdt device tree fdt fdt device tree
bluez bluez stack connectivity bluez bluez stack connectivity
kvm KVM acceleration support kvm KVM acceleration support
colo COarse-grain LOck-stepping VM for Non-stop Service
rdma RDMA-based migration support rdma RDMA-based migration support
vde support for vde network vde support for vde network
netmap support for netmap network netmap support for netmap network
@ -5004,6 +5010,7 @@ echo "Linux AIO support $linux_aio"
echo "ATTR/XATTR support $attr" echo "ATTR/XATTR support $attr"
echo "Install blobs $blobs" echo "Install blobs $blobs"
echo "KVM support $kvm" echo "KVM support $kvm"
echo "COLO support $colo"
echo "RDMA support $rdma" echo "RDMA support $rdma"
echo "TCG interpreter $tcg_interpreter" echo "TCG interpreter $tcg_interpreter"
echo "fdt support $fdt" echo "fdt support $fdt"
@ -5639,6 +5646,10 @@ if have_backend "syslog"; then
fi fi
echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak echo "CONFIG_TRACE_FILE=$trace_file" >> $config_host_mak
if test "$colo" = "yes"; then
echo "CONFIG_COLO=y" >> $config_host_mak
fi
if test "$rdma" = "yes" ; then if test "$rdma" = "yes" ; then
echo "CONFIG_RDMA=y" >> $config_host_mak echo "CONFIG_RDMA=y" >> $config_host_mak
fi fi

2
migration/colo.c
View File

@ -24,7 +24,7 @@
bool colo_supported(void) bool colo_supported(void)
{ {
return false; return true;
} }
bool migration_in_colo_state(void) bool migration_in_colo_state(void)