diff options
Diffstat (limited to 'block/qcow2-bitmap.c')
| -rw-r--r-- | block/qcow2-bitmap.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/block/qcow2-bitmap.c b/block/qcow2-bitmap.c index 3010adb909..6e93ec43e1 100644 --- a/block/qcow2-bitmap.c +++ b/block/qcow2-bitmap.c @@ -1004,7 +1004,8 @@ fail: return false; } -int qcow2_reopen_bitmaps_rw(BlockDriverState *bs, Error **errp) +int qcow2_reopen_bitmaps_rw_hint(BlockDriverState *bs, bool *header_updated, + Error **errp) { BDRVQcow2State *s = bs->opaque; Qcow2BitmapList *bm_list; @@ -1012,6 +1013,10 @@ int qcow2_reopen_bitmaps_rw(BlockDriverState *bs, Error **errp) GSList *ro_dirty_bitmaps = NULL; int ret = 0; + if (header_updated != NULL) { + *header_updated = false; + } + if (s->nb_bitmaps == 0) { /* No bitmaps - nothing to do */ return 0; @@ -1055,6 +1060,9 @@ int qcow2_reopen_bitmaps_rw(BlockDriverState *bs, Error **errp) error_setg_errno(errp, -ret, "Can't update bitmap directory"); goto out; } + if (header_updated != NULL) { + *header_updated = true; + } g_slist_foreach(ro_dirty_bitmaps, set_readonly_helper, false); } @@ -1065,6 +1073,11 @@ out: return ret; } +int qcow2_reopen_bitmaps_rw(BlockDriverState *bs, Error **errp) +{ + return qcow2_reopen_bitmaps_rw_hint(bs, NULL, errp); +} + /* store_bitmap_data() * Store bitmap to image, filling bitmap table accordingly. */ |