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Re: [Qemu-block] [PATCH v3 10/16] mirror: Do initial aio context move of
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-block] [PATCH v3 10/16] mirror: Do initial aio context move of target via BB interface |
Date: |
Wed, 31 May 2017 10:43:05 +0100 |
User-agent: |
Mutt/1.8.0 (2017-02-23) |
On Wed, May 24, 2017 at 10:52:29AM +0800, Fam Zheng wrote:
> While blockdev-backup tried to verify before moving target's aio context, the
> same is missing for blockdev-mirror. Now that we have the right interface, fix
> this as well.
>
> As a bonus, the aio context move is now conditional, which avoids some
> unnecessary operations in bdrv_set_aio_context.
>
> Signed-off-by: Fam Zheng <address@hidden>
> ---
> block/mirror.c | 54 ++++++++++++++++++++++++++++++++----------------------
> blockdev.c | 4 ----
> 2 files changed, 32 insertions(+), 26 deletions(-)
Reviewed-by: Stefan Hajnoczi <address@hidden>
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- [Qemu-block] [PATCH v3 02/16] block-backend: Add blk_request_perm, (continued)
- [Qemu-block] [PATCH v3 02/16] block-backend: Add blk_request_perm, Fam Zheng, 2017/05/23
- [Qemu-block] [PATCH v3 03/16] blockjob: Add BLK_PERM_AIO_CONTEXT_CHANGE shared perm on bs, Fam Zheng, 2017/05/23
- [Qemu-block] [PATCH v3 04/16] blockjob: Allow aio context change on intermediate nodes, Fam Zheng, 2017/05/23
- [Qemu-block] [PATCH v3 05/16] block: Propagate BLK_PERM_AIO_CONTEXT_CHANGE down the graph, Fam Zheng, 2017/05/23
- [Qemu-block] [PATCH v3 06/16] backup: Request BLK_PERM_AIO_CONTEXT_CHANGE on target, Fam Zheng, 2017/05/23
- [Qemu-block] [PATCH v3 07/16] backup: Do initial aio context move of target via BB interface, Fam Zheng, 2017/05/23
- [Qemu-block] [PATCH v3 08/16] mirror: Request aio context change permission on target, Fam Zheng, 2017/05/23
- [Qemu-block] [PATCH v3 09/16] commit: Allow aio context change on s->base, Fam Zheng, 2017/05/23
- [Qemu-block] [PATCH v3 10/16] mirror: Do initial aio context move of target via BB interface, Fam Zheng, 2017/05/23
- Re: [Qemu-block] [PATCH v3 10/16] mirror: Do initial aio context move of target via BB interface,
Stefan Hajnoczi <=
- [Qemu-block] [PATCH v3 11/16] virtio-scsi: Request BLK_PERM_AIO_CONTEXT_CHANGE for dataplane, Fam Zheng, 2017/05/23
- [Qemu-block] [PATCH v3 12/16] virtio-blk: Request BLK_PERM_AIO_CONTEXT_CHANGE for dataplane, Fam Zheng, 2017/05/23
- [Qemu-block] [PATCH v3 13/16] blk: fix aio context loss on media change, Fam Zheng, 2017/05/23
- [Qemu-block] [PATCH v3 14/16] nbd: Allow BLK_PERM_AIO_CONTEXT_CHANGE on BB, Fam Zheng, 2017/05/23
- [Qemu-block] [PATCH v3 15/16] block: Add perm assertion on blk_set_aio_context, Fam Zheng, 2017/05/23
- [Qemu-block] [PATCH v3 16/16] tests: Add test case for BLK_PERM_AIO_CONTEXT_CHANGE, Fam Zheng, 2017/05/23
- Re: [Qemu-block] [PATCH v3 00/16] block: Protect AIO context change with perm API, Stefan Hajnoczi, 2017/05/31