linux-kernel - Re: [PATCH][RFC] kvm-scheduler integration

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Message-ID: <469203E9.7000109@qumranet.com>
Date:	Mon, 09 Jul 2007 12:46:17 +0300
From:	Avi Kivity <avi@...ranet.com>
To:	Shaohua Li <shaohua.li@...el.com>
CC:	kvm-devel@...ts.sourceforge.net, Ingo Molnar <mingo@...e.hu>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH][RFC] kvm-scheduler integration

Shaohua Li wrote:
> On Sun, 2007-07-08 at 20:58 +0800, Avi Kivity wrote:
>   
>> The only fly in the ointment is that it crashes quite soon.  Haven't
>> figured
>> out why yet, but comments on the general direction would be welcome.
>>     
> Attached patch seems help in my test. prepare_task_switch is called with
> irq disabled.
>
>
>   

Thanks!!  Will integrate that.


>> -static void vmx_vcpu_load(struct kvm_vcpu *vcpu)
>> +static void vmx_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
>>  {
>>         u64 phys_addr = __pa(vcpu->vmcs);
>> -       int cpu;
>>         u64 tsc_this, delta;
>>
>> -       cpu = get_cpu();
>> -
>> +       WARN_ON(!preempt_count());
>>     
> This and below change will break preempt disabled case. better remove
> them.
>   


Right.  Will take them out.



-- 
error compiling committee.c: too many arguments to function

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