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authorZhang Chen <chen.zhang@intel.com>2018-11-15 03:09:12 +0800
committerDr. David Alan Gilbert <dgilbert@redhat.com>2018-11-21 11:38:12 +0000
commit7e934f5b27eee1b0d77be3dcf1fd18d4ccc602cc (patch)
treebc5b4ddabcea3e7aeeb21ed43e31988926f558ce /migration/migration.c
parent3ebb9c4f5213cd6249821cd3ca2de450b27874a3 (diff)
downloadfocaccia-qemu-7e934f5b27eee1b0d77be3dcf1fd18d4ccc602cc.tar.gz
focaccia-qemu-7e934f5b27eee1b0d77be3dcf1fd18d4ccc602cc.zip
migration/migration.c: Add COLO dependency checks
Current COLO mode(independent disk mode) need replication module work
together. Suggested by Dr. David Alan Gilbert <dgilbert@redhat.com>.

Signed-off-by: Zhang Chen <chen.zhang@intel.com>
Message-Id: <20181114190912.7242-1-chen.zhang@intel.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Diffstat (limited to 'migration/migration.c')
-rw-r--r--migration/migration.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/migration/migration.c b/migration/migration.c
index b261c1e4ce..49ffb9997a 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -918,6 +918,15 @@ static bool migrate_caps_check(bool *cap_list,
     }
 #endif
 
+#ifndef CONFIG_REPLICATION
+    if (cap_list[MIGRATION_CAPABILITY_X_COLO]) {
+        error_setg(errp, "QEMU compiled without replication module"
+                   " can't enable COLO");
+        error_append_hint(errp, "Please enable replication before COLO.\n");
+        return false;
+    }
+#endif
+
     if (cap_list[MIGRATION_CAPABILITY_POSTCOPY_RAM]) {
         if (cap_list[MIGRATION_CAPABILITY_COMPRESS]) {
             /* The decompression threads asynchronously write into RAM