From: "Jan Beulich" <JBeulich@suse.com>
To: Kelly Zytaruk <Kelly.Zytaruk@amd.com>
Cc: Andrew Cooper <andrew.cooper3@citrix.com>,
"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>
Subject: Re: Question regarding Xen scheduler
Date: Fri, 10 Oct 2014 09:12:13 +0100 [thread overview]
Message-ID: <5437B0FD020000780003D882@mail.emea.novell.com> (raw)
In-Reply-To: <543542AE.9060607@citrix.com>
>>> On 08.10.14 at 15:57, <andrew.cooper3@citrix.com> wrote:
> On 08/10/14 14:05, Zytaruk, Kelly wrote:
>> What if I am doing something time critical or sequence critical that can't
> be interrupted? Is there a way to tell the Xen scheduler that "I am in a
> critical section and can't be interrupted by another Dom" so that Xen won't
> task switch until I am done?
>
> No.
But I'd like to note that suggestions to add some mechanism to
allow this have been made more than once in the past.
Jan
next prev parent reply other threads:[~2014-10-10 8:12 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-08 13:05 Question regarding Xen scheduler Zytaruk, Kelly
2014-10-08 13:57 ` Andrew Cooper
2014-10-08 14:03 ` Razvan Cojocaru
2014-10-08 15:05 ` Zytaruk, Kelly
2014-10-08 14:03 ` Zytaruk, Kelly
2014-10-10 8:12 ` Jan Beulich [this message]
2014-10-24 14:55 ` Dario Faggioli
2014-10-24 20:26 ` Zytaruk, Kelly
2014-10-27 9:18 ` Jan Beulich
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