linux-kernel - Re: [Xen-devel] [PATCH v4 4/6] xen: add xen_pin_vcpu() to support calling functions on a dedicated pcpu

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Message-ID: <57038D8B.9050602@citrix.com>
Date:	Tue, 5 Apr 2016 11:03:55 +0100
From:	David Vrabel <david.vrabel@...rix.com>
To:	Juergen Gross <jgross@...e.com>, <linux-kernel@...r.kernel.org>,
	<xen-devel@...ts.xenproject.org>
CC:	<jeremy@...p.org>, <jdelvare@...e.com>, <peterz@...radead.org>,
	<hpa@...or.com>, <akataria@...are.com>, <x86@...nel.org>,
	<rusty@...tcorp.com.au>,
	<virtualization@...ts.linux-foundation.org>, <chrisw@...s-sol.org>,
	<mingo@...hat.com>, <Douglas_Warzecha@...l.com>,
	<pali.rohar@...il.com>, <boris.ostrovsky@...cle.com>,
	<tglx@...utronix.de>, <linux@...ck-us.net>
Subject: Re: [Xen-devel] [PATCH v4 4/6] xen: add xen_pin_vcpu() to support
 calling functions on a dedicated pcpu

On 05/04/16 11:01, Juergen Gross wrote:
> 
> No, I don't think this is a good idea. In the EINVAL or EBUSY case a
> simple Xen admin command might be enough to make the next call succeed.
> I don't want to disable pinning in this case.

Ok.

Acked-by: David Vrabel <david.vrabel@...rix.com>

David