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[Qemu-block] [PATCH COLO-BLOCK v7 15/17] skip nbd_target when starting b
From: |
Wen Congyang |
Subject: |
[Qemu-block] [PATCH COLO-BLOCK v7 15/17] skip nbd_target when starting block replication |
Date: |
Tue, 30 Jun 2015 11:34:43 +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 1cfbbf9..7371c5a 100644
--- a/block.c
+++ b/block.c
@@ -4347,6 +4347,10 @@ 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) {
@@ -4360,6 +4364,10 @@ 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) {
@@ -4373,6 +4381,10 @@ 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 COLO-BLOCK v7 01/17] Add new block driver interface to add/delete a BDS's child, (continued)
- [Qemu-block] [PATCH COLO-BLOCK v7 01/17] Add new block driver interface to add/delete a BDS's child, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 05/17] quorum: allow ignoring child errors, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 03/17] hmp: add monitor command to add/remove a child, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 06/17] introduce a new API to enable/disable attach device model, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 07/17] introduce a new API to check if blk is attached, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 08/17] block: make bdrv_put_ref_bh_schedule() as a public API, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 09/17] Backup: clear all bitmap when doing block checkpoint, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 10/17] allow writing to the backing file, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 11/17] Allow creating backup jobs when opening BDS, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 12/17] block: Allow references for backing files, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 15/17] skip nbd_target when starting block replication,
Wen Congyang <=
- [Qemu-block] [PATCH COLO-BLOCK v7 13/17] docs: block replication's description, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 16/17] quorum: implement block driver interfaces for block replication, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 14/17] Add new block driver interfaces to control block replication, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 02/17] quorum: implement block driver interfaces add/delete a BDS's child, Wen Congyang, 2015/06/29
- [Qemu-block] [PATCH COLO-BLOCK v7 17/17] Implement new driver for block replication, Wen Congyang, 2015/06/29