WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

Re: [Xen-devel] force option of xm block-detach

To: James Harper <james.harper@xxxxxxxxxxxxxxxx>, xen devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] force option of xm block-detach
From: Keir Fraser <keir.xen@xxxxxxxxx>
Date: Mon, 21 Mar 2011 08:27:25 +0000
Cc:
Delivery-date: Mon, 21 Mar 2011 01:28:01 -0700
Dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:user-agent:date:subject:from:to:message-id :thread-topic:thread-index:in-reply-to:mime-version:content-type :content-transfer-encoding; bh=m0S06roIQfhLJLIIGmLtwXkiPJlBhNBw1e1MWLth5y8=; b=WWPw7MJbkkat554lDm3nt4faLCB2ZkLXgdY4nfn3mS0bUAcqLoqYiTIizCAZrUCatO lKwEIGOhRRPywlp+oWmqj9Udvu4c9Uww6fJ/cVjeg3st5WHuiSkT0E5M12AXF3KmKBWU YuBWAEqVKfiIcr4KjwNPyRwnniOlA5De1oINM=
Domainkey-signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=user-agent:date:subject:from:to:message-id:thread-topic :thread-index:in-reply-to:mime-version:content-type :content-transfer-encoding; b=oIa3yEdYWgwUI4+/GzGrZJSBlD9OCRR+omBUGdip4prI23ktX0m/4yNCUa4usQepMw tXUGzpgXKZG5igmF/doFjh8LaIUOTBxWxTu7672Waj8Sfm+sAj9FJCWIPOsQDaeVi0rw a079THu3y7lrhTM5KxPpevVVy+Mm02N9ygZzQ=
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <AEC6C66638C05B468B556EA548C1A77D01CC816F@trantor>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index: AcvniSWzdRTYNjDCQkqMkUFueg924wAGKjHP
Thread-topic: [Xen-devel] force option of xm block-detach
User-agent: Microsoft-Entourage/12.28.0.101117
On 21/03/2011 05:30, "James Harper" <james.harper@xxxxxxxxxxxxxxxx> wrote:

> How does the 'force' option to block-detach differ to not using it? Can
> DomU PV drivers tell if this is a forceful detach request?

I believe it means after a timeout we will simply delete the xenstore info
relating to the VBD, rather than wait an arbitrary time for the xenbus
connection to get driven into disconnected state. Thus it's not something
that is made visible to frontend/backend drivers.

 -- Keir

> Thanks
> 
> James
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel



_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel

<Prev in Thread] Current Thread [Next in Thread>