[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-block] [PATCH COLO-BLOCK v8 15/18] skip nbd_target when starting b
From: |
Wen Congyang |
Subject: |
[Qemu-block] [PATCH COLO-BLOCK v8 15/18] skip nbd_target when starting block replication |
Date: |
Tue, 7 Jul 2015 16:43:13 +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 5778064..0a6691e 100644
--- a/block.c
+++ b/block.c
@@ -4335,6 +4335,10 @@ 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) {
@@ -4348,6 +4352,10 @@ 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) {
@@ -4361,6 +4369,10 @@ 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 v8 06/18] introduce a new API to enable/disable attach device model, (continued)
- [Qemu-block] [PATCH COLO-BLOCK v8 06/18] introduce a new API to enable/disable attach device model, Wen Congyang, 2015/07/07
- [Qemu-block] [PATCH COLO-BLOCK v8 07/18] introduce a new API to check if blk is attached, Wen Congyang, 2015/07/07
- [Qemu-block] [PATCH COLO-BLOCK v8 08/18] block: make bdrv_put_ref_bh_schedule() as a public API, Wen Congyang, 2015/07/07
- [Qemu-block] [PATCH COLO-BLOCK v8 09/18] Backup: clear all bitmap when doing block checkpoint, Wen Congyang, 2015/07/07
- [Qemu-block] [PATCH COLO-BLOCK v8 10/18] allow writing to the backing file, Wen Congyang, 2015/07/07
- [Qemu-block] [PATCH COLO-BLOCK v8 12/18] block: Allow references for backing files, Wen Congyang, 2015/07/07
- [Qemu-block] [PATCH COLO-BLOCK v8 13/18] docs: block replication's description, Wen Congyang, 2015/07/07
- [Qemu-block] [PATCH COLO-BLOCK v8 14/18] Add new block driver interfaces to control block replication, Wen Congyang, 2015/07/07
- [Qemu-block] [PATCH COLO-BLOCK v8 15/18] skip nbd_target when starting block replication,
Wen Congyang <=
- [Qemu-block] [PATCH COLO-BLOCK v8 16/18] quorum: implement block driver interfaces for block replication, Wen Congyang, 2015/07/07
- [Qemu-block] [PATCH COLO-BLOCK v8 18/18] Add a new API to start/stop replication, do checkpoint to all BDSes, Wen Congyang, 2015/07/07
- [Qemu-block] [PATCH COLO-BLOCK v8 17/18] Implement new driver for block replication, Wen Congyang, 2015/07/07
- [Qemu-block] [PATCH COLO-BLOCK v8 03/18] hmp: add monitor command to add/remove a child, Wen Congyang, 2015/07/07
- [Qemu-block] [PATCH COLO-BLOCK v8 11/18] Allow creating backup jobs when opening BDS, Wen Congyang, 2015/07/07
- Re: [Qemu-block] [PATCH COLO-BLOCK v8 00/18] Block replication for continuous checkpoints, Wen Congyang, 2015/07/28