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-rw-r--r--block/parallels.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/block/parallels.c b/block/parallels.c
index 7b7a3efa1d..9545761f49 100644
--- a/block/parallels.c
+++ b/block/parallels.c
@@ -35,6 +35,7 @@
#include "qemu/module.h"
#include "qemu/bswap.h"
#include "qemu/bitmap.h"
+#include "migration/blocker.h"
/**************************************************************/
@@ -100,6 +101,7 @@ typedef struct BDRVParallelsState {
unsigned int tracks;
unsigned int off_multiplier;
+ Error *migration_blocker;
} BDRVParallelsState;
@@ -720,6 +722,16 @@ static int parallels_open(BlockDriverState *bs, QDict *options, int flags,
s->bat_dirty_bmap =
bitmap_new(DIV_ROUND_UP(s->header_size, s->bat_dirty_block));
+ /* Disable migration until bdrv_invalidate_cache method is added */
+ error_setg(&s->migration_blocker, "The Parallels format used by node '%s' "
+ "does not support live migration",
+ bdrv_get_device_or_node_name(bs));
+ ret = migrate_add_blocker(s->migration_blocker, &local_err);
+ if (local_err) {
+ error_propagate(errp, local_err);
+ error_free(s->migration_blocker);
+ goto fail;
+ }
qemu_co_mutex_init(&s->lock);
return 0;
@@ -750,6 +762,9 @@ static void parallels_close(BlockDriverState *bs)
g_free(s->bat_dirty_bmap);
qemu_vfree(s->header);
+
+ migrate_del_blocker(s->migration_blocker);
+ error_free(s->migration_blocker);
}
static QemuOptsList parallels_create_opts = {