From: Jeremy Fitzhardinge <jeremy@goop.org>
To: "Kleen, Andi" <andi.kleen@intel.com>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
"Jiang, Yunhong" <yunhong.jiang@intel.com>,
Keir Fraser <keir.fraser@eu.citrix.com>,
Jan Beulich <JBeulich@novell.com>
Subject: Re: One question to IST stack for PV guest
Date: Fri, 18 Dec 2009 13:50:53 -0800 [thread overview]
Message-ID: <4B2BF93D.6090807@goop.org> (raw)
In-Reply-To: <2E9E6F5F5978EF44A8590E339E888CF90163515DCF@irsmsx503.ger.corp.intel.com>
On 12/18/2009 01:43 PM, Kleen, Andi wrote:
>
>
>> What are the requirements here? Are these events delivered to dom0 to
>> indicate that something needs attention on the machine, or are they
>> delivered synchronously to whatever domain is currently running to say
>> that something bad needs immediate attention?
>>
> Both can happen (and also some more like "something happened somewhere, Just FYI").
> They are all distingushed by different status bits.
>
If they're not synchronous, then why not use a normal virq event channel?
J
next prev parent reply other threads:[~2009-12-18 21:50 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-18 9:05 One question to IST stack for PV guest Jiang, Yunhong
2009-12-18 21:21 ` Jeremy Fitzhardinge
2009-12-18 21:43 ` Kleen, Andi
2009-12-18 21:50 ` Jeremy Fitzhardinge [this message]
2009-12-18 22:07 ` Kleen, Andi
2009-12-18 22:26 ` Jeremy Fitzhardinge
2009-12-18 22:57 ` Kleen, Andi
2009-12-19 9:24 ` Ian Campbell
2009-12-19 14:41 ` Jiang, Yunhong
2009-12-23 11:42 ` Ian Campbell
2009-12-19 14:24 ` Jiang, Yunhong
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