diff options
Diffstat (limited to 'block-migration.c')
| -rw-r--r-- | block-migration.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/block-migration.c b/block-migration.c index f5ce386450..b47a063834 100644 --- a/block-migration.c +++ b/block-migration.c @@ -429,14 +429,18 @@ error: return 0; } +/* return value: + * 0: too much data for max_downtime + * 1: few enough data for max_downtime +*/ static int blk_mig_save_dirty_block(QEMUFile *f, int is_async) { BlkMigDevState *bmds; - int ret = 0; + int ret = 1; QSIMPLEQ_FOREACH(bmds, &block_mig_state.bmds_list, entry) { - if (mig_save_device_dirty(f, bmds, is_async) == 0) { - ret = 1; + ret = mig_save_device_dirty(f, bmds, is_async); + if (ret == 0) { break; } } @@ -596,7 +600,7 @@ static int block_save_iterate(QEMUFile *f, void *opaque) block_mig_state.bulk_completed = 1; } } else { - if (blk_mig_save_dirty_block(f, 1) == 0) { + if (blk_mig_save_dirty_block(f, 1) != 0) { /* no more dirty blocks */ break; } @@ -633,7 +637,7 @@ static int block_save_complete(QEMUFile *f, void *opaque) all async read completed */ assert(block_mig_state.submitted == 0); - while (blk_mig_save_dirty_block(f, 0) != 0) { + while (blk_mig_save_dirty_block(f, 0) == 0) { /* Do nothing */ } blk_mig_cleanup(); |