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Re: [PATCH] blockdev: modify blockdev-change-medium to change non-remova


From: Denis Plotnikov
Subject: Re: [PATCH] blockdev: modify blockdev-change-medium to change non-removable device
Date: Mon, 21 Oct 2019 06:50:31 +0000

On 18.10.2019 18:02, Max Reitz wrote:
> On 18.10.19 14:09, Denis Plotnikov wrote:
>> The modification is useful to workaround exclusive file access restrictions,
>> e.g. to implement VM migration with shared disk stored on a storage with
>> the exclusive file opening model: a destination VM is started waiting for
>> incomming migration with a fake image drive, and later, on the last migration
>> phase, the fake image file is replaced with the real one.
>>
>> Signed-off-by: Denis Plotnikov <address@hidden>
> Isn’t this what we would want to use reopen for?
>
> Max

Could you please explain what is "use reopen"?

Denis

>

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