From: Julien Grall <julien.grall@citrix.com>
To: Ian Campbell <ian.campbell@citrix.com>,
Julien Grall <julien.grall@citrix.com>
Cc: Vijay Kilari <vijay.kilari@gmail.com>,
Stefano Stabellini <stefano.stabellini@eu.citrix.com>,
Prasun Kapoor <Prasun.Kapoor@caviumnetworks.com>,
manish.jaggi@caviumnetworks.com,
Julien Grall <julien.grall@linaro.org>,
"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>,
Stefano Stabellini <stefano.stabellini@citrix.com>
Subject: Re: Xen/arm: Virtual ITS command queue handling
Date: Tue, 19 May 2015 14:46:02 +0100 [thread overview]
Message-ID: <555B3E9A.1030400@citrix.com> (raw)
In-Reply-To: <1432042604.12989.124.camel@citrix.com>
On 19/05/15 14:36, Ian Campbell wrote:
> On Tue, 2015-05-19 at 14:27 +0100, Julien Grall wrote:
>> With the multiple vITS we would have to retrieve the number of vITS.
>> Maybe by extending the xen_arch_domainconfig?
>
> I'm sure we can find a way.
>
> The important question is whether we want to go for a N:N vits:pits
> mapping or 1:N.
>
> So far I think we are leaning (slightly?) towards the 1:N model, if we
> can come up with a satisfactory answer for what to do with global
> commands.
I was leaning toward the 1:1 model :).
I think the 1:N model will result to a more complex scheduling and would
slow down the emulation in environment where each domain is using a
different pITS.
Also there is the question of I/O Numa.
Regards,
--
Julien Grall
next prev parent reply other threads:[~2015-05-19 13:46 UTC|newest]
Thread overview: 77+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-05 12:14 Xen/arm: Virtual ITS command queue handling Vijay Kilari
2015-05-05 13:51 ` Stefano Stabellini
2015-05-05 13:54 ` Julien Grall
2015-05-05 15:56 ` Vijay Kilari
2015-05-05 14:09 ` Julien Grall
2015-05-05 16:09 ` Vijay Kilari
2015-05-05 16:27 ` Julien Grall
2015-05-12 15:02 ` Ian Campbell
2015-05-12 17:35 ` Julien Grall
2015-05-13 13:23 ` Ian Campbell
2015-05-13 14:26 ` Julien Grall
2015-05-15 10:59 ` Ian Campbell
2015-05-15 11:26 ` Vijay Kilari
2015-05-15 11:30 ` Ian Campbell
2015-05-15 12:03 ` Julien Grall
2015-05-15 12:47 ` Vijay Kilari
2015-05-15 12:52 ` Julien Grall
2015-05-15 12:53 ` Ian Campbell
2015-05-15 13:14 ` Vijay Kilari
2015-05-15 13:24 ` Ian Campbell
2015-05-15 13:44 ` Julien Grall
2015-05-15 14:04 ` Vijay Kilari
2015-05-15 15:05 ` Julien Grall
2015-05-15 15:38 ` Ian Campbell
2015-05-15 17:31 ` Julien Grall
2015-05-16 4:03 ` Vijay Kilari
2015-05-16 8:49 ` Julien Grall
2015-05-19 11:38 ` Vijay Kilari
2015-05-19 11:48 ` Ian Campbell
2015-05-19 11:55 ` Ian Campbell
2015-05-19 12:10 ` Vijay Kilari
2015-05-19 12:19 ` Ian Campbell
2015-05-19 12:48 ` Vijay Kilari
2015-05-19 13:12 ` Ian Campbell
2015-05-19 14:05 ` Julien Grall
2015-05-19 14:48 ` Ian Campbell
2015-05-19 15:44 ` Julien Grall
2015-05-15 14:05 ` Ian Campbell
2015-05-15 12:19 ` Julien Grall
2015-05-15 12:58 ` Ian Campbell
2015-05-15 13:24 ` Julien Grall
2015-05-19 12:14 ` Ian Campbell
2015-05-19 13:27 ` Julien Grall
2015-05-19 13:36 ` Ian Campbell
2015-05-19 13:46 ` Julien Grall [this message]
2015-05-19 13:54 ` Ian Campbell
2015-05-19 14:04 ` Vijay Kilari
2015-05-19 14:18 ` Ian Campbell
2015-05-21 12:37 ` Manish Jaggi
2015-05-26 13:04 ` Ian Campbell
2015-06-01 22:57 ` Manish Jaggi
2015-06-02 8:29 ` Ian Campbell
2015-05-19 14:06 ` Julien Grall
2015-05-13 16:27 ` Vijay Kilari
2015-05-15 11:28 ` Ian Campbell
2015-05-15 12:38 ` Vijay Kilari
2015-05-15 13:06 ` Ian Campbell
2015-05-15 13:17 ` Julien Grall
2015-05-15 11:45 ` Xen on ARM vITS Handling Draft B (Was Re: Xen/arm: Virtual ITS command queue handling) Ian Campbell
2015-05-15 14:55 ` Julien Grall
2015-05-19 12:10 ` Ian Campbell
2015-05-19 13:37 ` Julien Grall
2015-05-19 13:51 ` Ian Campbell
2015-05-22 12:16 ` Vijay Kilari
2015-05-22 12:49 ` Julien Grall
2015-05-22 13:58 ` Vijay Kilari
2015-05-22 14:35 ` Julien Grall
2015-05-22 14:54 ` Vijay Kilari
2015-05-24 10:35 ` Julien Grall
2015-05-25 9:06 ` Vijay Kilari
2015-05-25 9:32 ` Julien Grall
2015-05-25 10:40 ` Vijay Kilari
2015-05-25 12:44 ` Julien Grall
2015-05-25 13:38 ` Vijay Kilari
2015-05-25 17:11 ` Julien Grall
2015-05-27 11:22 ` Ian Campbell
2015-05-27 11:22 ` Ian Campbell
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