linux-kernel - Re: [LINUX PATCH 2/2] xen/pvhvm: Support more than 32 VCPUs when migrating.

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Message-Id: <53451AFB0200007800006FC9@nat28.tlf.novell.com>
Date:	Wed, 09 Apr 2014 09:03:39 +0100
From:	"Jan Beulich" <JBeulich@...e.com>
To:	<konrad@...nel.org>
Cc:	<david.vrabel@...rix.com>, <xen-devel@...ts.xenproject.org>,
	<boris.ostrovsky@...cle.com>,
	"Konrad Rzeszutek Wilk" <konrad.wilk@...cle.com>,
	<linux-kernel@...r.kernel.org>, <keir@....org>
Subject: Re: [LINUX PATCH 2/2] xen/pvhvm: Support more than 32 VCPUs
 when migrating.

>>> On 08.04.14 at 19:25, <konrad@...nel.org> wrote:
> +	/* Only Xen 4.5 and higher supports this. */
> +	if (HYPERVISOR_vcpu_op(VCPUOP_is_up, smp_processor_id(), NULL) == -ENOSYS)
> +		vcpuops = false;

Did you mean to say "for HVM guests" in the comment? And of
course the comment could quickly become stale if we backported
the Xen side change to e.g. 4.4.1.

Jan

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