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Date: Wed, 26 Jun 2013 23:27:52 +0200
From: Paolo Bonzini <pbonzini@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH v4 06/10] qemu-ga: Add Windows VSS provider
 to quiesce applications on fsfreeze
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To: Laszlo Ersek <lersek@redhat.com>
Cc: libaiqing@huawei.com, mdroth@linux.vnet.ibm.com, stefanha@gmail.com, qemu-devel@nongnu.org, lcapitulino@redhat.com, vrozenfe@redhat.com, Tomoki Sekiyama <tomoki.sekiyama@hds.com>, seiji.aguchi@hds.com, areis@redhat.com

Il 26/06/2013 16:32, Laszlo Ersek ha scritto:
>>> >> +#define EVENT_NAME_FROZEN "Global\\QGAVSSEvent-frozen"
>>> >> +#define EVENT_NAME_THAW   "Global\\QGAVSSEvent-thaw"
> No idea what I'm talking about, but since we're qualifying the second
> component with the "QGAVSSEvent" prefix, shouldn't we just replace the
> first component ("Global") with it? Or would it effect "event routing"?

Yes:
http://msdn.microsoft.com/en-us/library/windows/desktop/ms684305%28v=vs.85%29.aspx
says

Terminal Services:  The name can have a "Global\" or "Local\" prefix to
explicitly open an object in the global or session namespace. The
remainder of the name can contain any character except the backslash
character (\). For more information, see Kernel Object Namespaces.

Paolo