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Re: [Qemu-devel] [PATCH] block: fix streaming/closing race
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From: |
Paolo Bonzini |
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Subject: |
Re: [Qemu-devel] [PATCH] block: fix streaming/closing race |
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Date: |
Fri, 30 Mar 2012 12:00:48 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:10.0.1) Gecko/20120216 Thunderbird/10.0.1 |
Il 30/03/2012 10:31, Paolo Bonzini ha scritto:
> However, even this is not enough. It fixes a race with closing, but not
> with deleting bs. So the bug does not show anymore when you quit QEMU
> (because the coroutine is not restarted), but it is still there if you
> hot-unplug a device while streaming is in effect.
Nevermind, hot-unplug is handled by the reference counting mechanism; so
this patch is enough. However, we may still want to cancel the job when
a device is hot-unplugged. I'll resubmit this patch as a series and
with a better commit message.
Paolo