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Re: [Qemu-block] [PATCH 08/14] block-backend: Add .drained_poll callback
From: |
Fam Zheng |
Subject: |
Re: [Qemu-block] [PATCH 08/14] block-backend: Add .drained_poll callback |
Date: |
Tue, 11 Sep 2018 16:26:40 +0800 |
User-agent: |
Mutt/1.10.1 (2018-07-13) |
On Fri, 09/07 18:15, Kevin Wolf wrote:
> A bdrv_drain operation must ensure that all parents are quiesced, this
> includes BlockBackends. Otherwise, callbacks called by requests that are
> completed on the BDS layer, but not quite yet on the BlockBackend layer
> could still create new requests.
>
> Signed-off-by: Kevin Wolf <address@hidden>
Reviewed-by: Fam Zheng <address@hidden>
- [Qemu-block] [PATCH 07/14] aio-wait: Increase num_waiters even in home thread, (continued)
[Qemu-block] [PATCH 08/14] block-backend: Add .drained_poll callback, Kevin Wolf, 2018/09/07
- Re: [Qemu-block] [PATCH 08/14] block-backend: Add .drained_poll callback,
Fam Zheng <=
[Qemu-block] [PATCH 09/14] block-backend: Fix potential double blk_delete(), Kevin Wolf, 2018/09/07
[Qemu-block] [PATCH 12/14] blockjob: Lie better in child_job_drained_poll(), Kevin Wolf, 2018/09/07
[Qemu-block] [PATCH 10/14] block-backend: Decrease in_flight only after callback, Kevin Wolf, 2018/09/07
[Qemu-block] [PATCH 11/14] mirror: Fix potential use-after-free in active commit, Kevin Wolf, 2018/09/07
[Qemu-block] [PATCH 13/14] block: Remove aio_poll() in bdrv_drain_poll variants, Kevin Wolf, 2018/09/07