diff options
Diffstat (limited to 'block/qcow2-snapshot.c')
| -rw-r--r-- | block/qcow2-snapshot.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/block/qcow2-snapshot.c b/block/qcow2-snapshot.c index d667bfd935..b526a8f819 100644 --- a/block/qcow2-snapshot.c +++ b/block/qcow2-snapshot.c @@ -380,6 +380,31 @@ int coroutine_fn qcow2_check_read_snapshot_table(BlockDriverState *bs, return 0; } +int coroutine_fn qcow2_check_fix_snapshot_table(BlockDriverState *bs, + BdrvCheckResult *result, + BdrvCheckMode fix) +{ + BDRVQcow2State *s = bs->opaque; + int ret; + + if (result->corruptions && (fix & BDRV_FIX_ERRORS)) { + qemu_co_mutex_unlock(&s->lock); + ret = qcow2_write_snapshots(bs); + qemu_co_mutex_lock(&s->lock); + if (ret < 0) { + result->check_errors++; + fprintf(stderr, "ERROR failed to update snapshot table: %s\n", + strerror(-ret)); + return ret; + } + + result->corruptions_fixed += result->corruptions; + result->corruptions = 0; + } + + return 0; +} + static void find_new_snapshot_id(BlockDriverState *bs, char *id_str, int id_str_size) { |