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Re: [Qemu-devel] [PATCH v7 00/10] block: Protect nested event loop with
From: |
Kevin Wolf |
Subject: |
Re: [Qemu-devel] [PATCH v7 00/10] block: Protect nested event loop with bdrv_drained_begin and bdrv_drained_end |
Date: |
Fri, 23 Oct 2015 13:44:46 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
Am 23.10.2015 um 05:08 hat Fam Zheng geschrieben:
> v7: Exclude bdrv_drain and bdrv_qed_drain patches, they'll follow the
> bdrv_drain fix for bdrv_aio_flush.
> Fix internal snapshot clean.
>
> v6: Add Kevin's rev-by in patches 1-3, 6-8, 10, 12.
> Add Jeff's rev-by in patches 1, 2, 6-8, 10.
> 04: Fix spelling and wording in comments. [Jeff]
> Add assert at decrement. [Jeff]
> 05: Fix bad rebase. [Jeff]
> 09: Let blk_is_available come first. [Jeff, Kevin]
> 11: Rewrite bdrv_qed_drain. [Jeff]
>
> v5: Rebase onto Kevin's block tree.
>
> v4: Rebase on to master so fix the "bdrv_move_feature_fields" issue.
>
> v3: Call bdrv_drain unconditionally in bdrv_drained_begin.
> Document the internal I/O implications between bdrv_drain_begin and end.
>
> The nested aio_poll()'s in block layer has a bug that new r/w requests from
> ioeventfds and nbd exports are processed, which might break the caller's
> semantics (qmp_transaction) or even pointers (bdrv_reopen).
Thanks, applied to the block branch.
Kevin
- [Qemu-devel] [PATCH v7 05/10] block: Introduce "drained begin/end" API, (continued)
- [Qemu-devel] [PATCH v7 05/10] block: Introduce "drained begin/end" API, Fam Zheng, 2015/10/22
- [Qemu-devel] [PATCH v7 06/10] block: Add "drained begin/end" for transactional external snapshot, Fam Zheng, 2015/10/22
- [Qemu-devel] [PATCH v7 07/10] block: Add "drained begin/end" for transactional backup, Fam Zheng, 2015/10/22
- [Qemu-devel] [PATCH v7 08/10] block: Add "drained begin/end" for transactional blockdev-backup, Fam Zheng, 2015/10/22
- [Qemu-devel] [PATCH v7 09/10] block: Add "drained begin/end" for internal snapshot, Fam Zheng, 2015/10/22
- [Qemu-devel] [PATCH v7 10/10] tests: Add test case for aio_disable_external, Fam Zheng, 2015/10/22
- Re: [Qemu-devel] [PATCH v7 00/10] block: Protect nested event loop with bdrv_drained_begin and bdrv_drained_end,
Kevin Wolf <=
- Re: [Qemu-devel] [PATCH v7 00/10] block: Protect nested event loop with bdrv_drained_begin and bdrv_drained_end, Stefan Hajnoczi, 2015/10/23