linux-kernel - Re: [PATCH RFC 1/2] kvm: Handle undercommitted guest case in PLE handler

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Message-ID: <20120930110755.GB1009@redhat.com>
Date:	Sun, 30 Sep 2012 13:07:55 +0200
From:	Gleb Natapov <gleb@...hat.com>
To:	Avi Kivity <avi@...hat.com>
Cc:	Raghavendra K T <raghavendra.kt@...ux.vnet.ibm.com>,
	Jiannan Ouyang <ouyang@...pitt.edu>,
	Peter Zijlstra <peterz@...radead.org>,
	Rik van Riel <riel@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...hat.com>,
	Marcelo Tosatti <mtosatti@...hat.com>,
	Srikar <srikar@...ux.vnet.ibm.com>,
	"Nikunj A. Dadhania" <nikunj@...ux.vnet.ibm.com>,
	KVM <kvm@...r.kernel.org>, chegu vinod <chegu_vinod@...com>,
	"Andrew M. Theurer" <habanero@...ux.vnet.ibm.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Srivatsa Vaddagiri <srivatsa.vaddagiri@...il.com>
Subject: Re: [PATCH RFC 1/2] kvm: Handle undercommitted guest case in PLE
 handler

On Sun, Sep 30, 2012 at 10:18:17AM +0200, Avi Kivity wrote:
> On 09/28/2012 08:16 AM, Raghavendra K T wrote:
> > 
> >>
> >>     +struct pv_sched_info {
> >>     +       unsigned long   sched_bitmap;
> > 
> > Thinking, whether we need something similar to cpumask here?
> > Only thing is we are representing guest (v)cpumask.
> > 
> 
> DECLARE_BITMAP(sched_bitmap, KVM_MAX_VCPUS)
> 
vcpu_id can be greater than KVM_MAX_VCPUS.

> cpumask is for host masks, this is a guest mask.
> 
> -- 
> error compiling committee.c: too many arguments to function

--
			Gleb.
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