The .save_live_iterate() function returns 0 to continue iterating or 1 to stop iterating.
Since 16310a3cca7320edb9341c976f7819de0a8c27e0 it only ever returns 0, leading to an infinite loop. Return 1 if we have finished sending dirty blocks. Signed-off-by: Stefan Hajnoczi <[email protected]> --- block-migration.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/block-migration.c b/block-migration.c index a91d96b..bcd0039 100644 --- a/block-migration.c +++ b/block-migration.c @@ -582,7 +582,12 @@ static int block_save_iterate(QEMUFile *f, void *opaque) qemu_put_be64(f, BLK_MIG_FLAG_EOS); - return 0; + /* Complete when bulk transfer is done and all dirty blocks have been + * transferred. + */ + return block_mig_state.bulk_completed && + block_mig_state.submitted == 0 && + block_mig_state.read_done == 0; } static int block_save_complete(QEMUFile *f, void *opaque) -- 1.8.1.2
