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Re: [Qemu-devel] [PATCH] block: early check for blockers on drive-mirror
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] [PATCH] block: early check for blockers on drive-mirror |
Date: |
Mon, 12 Feb 2018 10:58:31 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.5.2 |
On 10/02/2018 00:07, John Snow wrote:
>> + /* Early check to avoid creating target */
>> + if (bdrv_op_is_blocked(bs, BLOCK_OP_TYPE_MIRROR_SOURCE, errp)) {
>> + return;
>> + }
>> +
>> aio_context = bdrv_get_aio_context(bs);
>> aio_context_acquire(aio_context);
>>
>>
> What's the implication of the temporarily-extant target node that it
> needs to be avoided so strictly?
>
Creating a file on disk, that no one will ever remvoe. :)
Paolo
- [Qemu-devel] [PATCH] block: early check for blockers on drive-mirror, Paolo Bonzini, 2018/02/07
- Re: [Qemu-devel] [PATCH] block: early check for blockers on drive-mirror, Fam Zheng, 2018/02/07
- Re: [Qemu-devel] [Qemu-block] [PATCH] block: early check for blockers on drive-mirror, Alberto Garcia, 2018/02/08
- Re: [Qemu-devel] [Qemu-block] [PATCH] block: early check for blockers on drive-mirror, Alberto Garcia, 2018/02/08
- Re: [Qemu-devel] [Qemu-block] [PATCH] block: early check for blockers on drive-mirror, Kevin Wolf, 2018/02/09
- Re: [Qemu-devel] [PATCH] block: early check for blockers on drive-mirror, John Snow, 2018/02/09
- Re: [Qemu-devel] [PATCH] block: early check for blockers on drive-mirror,
Paolo Bonzini <=