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Re: [Qemu-devel] [PATCH v5 17/27] block: Don't lock drive-backup target
From: |
Max Reitz |
Subject: |
Re: [Qemu-devel] [PATCH v5 17/27] block: Don't lock drive-backup target image in none mode |
Date: |
Tue, 24 May 2016 20:16:44 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.1.0 |
On 17.05.2016 09:35, Fam Zheng wrote:
> As a very special case, in sync=none mode, the source, as the backing
> image of the target, will be RO opened again, which is not accepted by
> image locking because the first open could be exclusive.
>
> Signed-off-by: Fam Zheng <address@hidden>
> ---
> blockdev.c | 5 +++++
> 1 file changed, 5 insertions(+)
Reviewed-by: Max Reitz <address@hidden>
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- Re: [Qemu-devel] [PATCH v5 10/27] raw-posix: Use qemu_dup, (continued)
- [Qemu-devel] [PATCH v5 16/27] qemu-nbd: Add "--no-lock/-L" option, Fam Zheng, 2016/05/17
- [Qemu-devel] [PATCH v5 15/27] qemu-img: Update documentation of "-L" option, Fam Zheng, 2016/05/17
- [Qemu-devel] [PATCH v5 14/27] qemu-img: Add "-L" option to sub commands, Fam Zheng, 2016/05/17
- [Qemu-devel] [PATCH v5 13/27] qemu-io: Add "-L" option for BDRV_O_NO_LOCK, Fam Zheng, 2016/05/17
- [Qemu-devel] [PATCH v5 17/27] block: Don't lock drive-backup target image in none mode, Fam Zheng, 2016/05/17
- Re: [Qemu-devel] [PATCH v5 17/27] block: Don't lock drive-backup target image in none mode,
Max Reitz <=
- [Qemu-devel] [PATCH v5 18/27] mirror: Disable image locking on target backing chain, Fam Zheng, 2016/05/17
- [Qemu-devel] [PATCH v5 19/27] qemu-iotests: 140: Disable image lock for qemu-io access, Fam Zheng, 2016/05/17
- [Qemu-devel] [PATCH v5 21/27] qemu-iotests: Wait for QEMU processes before checking image in 091, Fam Zheng, 2016/05/17
- [Qemu-devel] [PATCH v5 20/27] qemu-iotests: 046: Move version detection out from verify_io, Fam Zheng, 2016/05/17
- [Qemu-devel] [PATCH v5 23/27] iotests: 087: Disable image lock in cases where file is shared, Fam Zheng, 2016/05/17