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Re: [Qemu-devel] [PATCH v2 00/22] block: Rework bdrv_close_all()
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From: |
Paolo Bonzini |
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Subject: |
Re: [Qemu-devel] [PATCH v2 00/22] block: Rework bdrv_close_all() |
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Date: |
Tue, 10 Feb 2015 09:23:15 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 |
On 09/02/2015 19:38, Max Reitz wrote:
> Currently, bdrv_close_all() force-closes all BDSs with a BlockBackend,
> which can lead to data corruption (see the iotest added in the final
> patch of this series) and is most certainly very ugly.
>
> This series reworks bdrv_close_all() to notify all owners of a
> BlockBackend that they should release their reference (and additionally
> the monitor releases all its references to BB-less BDSs). This way,
> force-closing becomes unnecessary.
The NBD parts look good.
Paolo
- [Qemu-devel] [PATCH v2 12/22] block: Add blk_next_inserted(), (continued)
- [Qemu-devel] [PATCH v2 12/22] block: Add blk_next_inserted(), Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 13/22] block: Add blk_commit_all() and blk_invalidate_cache_all(), Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 17/22] block: Make bdrv_drain_one() public, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 15/22] blockdev: Add list of monitor-owned BlockBackends, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 18/22] block: Move some bdrv_*_all() functions to BB, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 19/22] block: Remove bdrv_states, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 20/22] blockdev: Keep track of monitor-owned BDS, Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 16/22] blockdev: Remove blk_hide_on_behalf_of_do_drive_del(), Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 21/22] block: Strip down bdrv_close_all(), Max Reitz, 2015/02/09
- [Qemu-devel] [PATCH v2 22/22] iotests: Add test for multiple BB on BDS tree, Max Reitz, 2015/02/09
- Re: [Qemu-devel] [PATCH v2 00/22] block: Rework bdrv_close_all(),
Paolo Bonzini <=