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Re: [Qemu-devel] [PATCH v2 27/45] qmp: add drive-mirror command


From: Paolo Bonzini
Subject: Re: [Qemu-devel] [PATCH v2 27/45] qmp: add drive-mirror command
Date: Tue, 16 Oct 2012 08:39:05 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:16.0) Gecko/20121009 Thunderbird/16.0

Il 15/10/2012 19:33, Kevin Wolf ha scritto:
>> > +
>> > +    flags = bs->open_flags | BDRV_O_RDWR;
> The two questions from last time are still open:
> 
> Jeff's patches are in now, so we can do a bdrv_reopen() to remove
> BDRV_O_RDWR again when completing the mirror job.

It's not a big change, so I'll add this to v3.

> The other thing was the throttling. It's not entirely clear to me what
> our conclusion was, but you suggested to remove it entirely from the
> mirror because I/O throttling on the target is equivalent.

Yes, that was because at the time you were suggesting to give the target
a name.  In the end that had too many problems, so I left that part out
for after Markus finishes his refactoring.

Paolo



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