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[Qemu-block] [PATCH 12/16] skip nbd_target when starting block replicati
From: |
Wen Congyang |
Subject: |
[Qemu-block] [PATCH 12/16] skip nbd_target when starting block replication |
Date: |
Wed, 2 Sep 2015 16:51:16 +0800 |
Signed-off-by: Wen Congyang <address@hidden>
Signed-off-by: zhanghailiang <address@hidden>
Signed-off-by: Gonglei <address@hidden>
---
block.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/block.c b/block.c
index c7670d2..50f3532 100644
--- a/block.c
+++ b/block.c
@@ -4396,6 +4396,10 @@ void bdrv_start_replication(BlockDriverState *bs,
ReplicationMode mode,
{
BlockDriver *drv = bs->drv;
+ if (bdrv_op_is_blocked(bs, BLOCK_OP_TYPE_BACKING_REFERENCE, NULL)) {
+ return;
+ }
+
if (drv && drv->bdrv_start_replication) {
drv->bdrv_start_replication(bs, mode, errp);
} else if (bs->file) {
@@ -4410,6 +4414,10 @@ void bdrv_do_checkpoint(BlockDriverState *bs, Error
**errp)
{
BlockDriver *drv = bs->drv;
+ if (bdrv_op_is_blocked(bs, BLOCK_OP_TYPE_BACKING_REFERENCE, NULL)) {
+ return;
+ }
+
if (drv && drv->bdrv_do_checkpoint) {
drv->bdrv_do_checkpoint(bs, errp);
} else if (bs->file) {
@@ -4424,6 +4432,10 @@ void bdrv_stop_replication(BlockDriverState *bs, bool
failover, Error **errp)
{
BlockDriver *drv = bs->drv;
+ if (bdrv_op_is_blocked(bs, BLOCK_OP_TYPE_BACKING_REFERENCE, NULL)) {
+ return;
+ }
+
if (drv && drv->bdrv_stop_replication) {
drv->bdrv_stop_replication(bs, failover, errp);
} else if (bs->file) {
--
2.4.3
- [Qemu-block] [PATCH 02/16] introduce a new API to check if blk is attached, (continued)
- [Qemu-block] [PATCH 02/16] introduce a new API to check if blk is attached, Wen Congyang, 2015/09/02
- [Qemu-block] [PATCH 07/16] Backup: clear all bitmap when doing block checkpoint, Wen Congyang, 2015/09/02
- [Qemu-block] [PATCH 05/16] introduce a new API qemu_opts_absorb_qdict_by_index(), Wen Congyang, 2015/09/02
- [Qemu-block] [PATCH 09/16] Allow creating backup jobs when opening BDS, Wen Congyang, 2015/09/02
- [Qemu-block] [PATCH 08/16] block: make bdrv_put_ref_bh_schedule() as a public API, Wen Congyang, 2015/09/02
- [Qemu-block] [PATCH 12/16] skip nbd_target when starting block replication,
Wen Congyang <=
- [Qemu-block] [PATCH 13/16] quorum: implement block driver interfaces for block replication, Wen Congyang, 2015/09/02
- [Qemu-block] [PATCH 15/16] support replication driver in blockdev-add, Wen Congyang, 2015/09/02
- [Qemu-block] [PATCH 10/16] docs: block replication's description, Wen Congyang, 2015/09/02
- [Qemu-block] [PATCH 11/16] Add new block driver interfaces to control block replication, Wen Congyang, 2015/09/02