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RE: [Xen-devel] Re: [PATCH]Further release shadow lock overhead

from [Tian, Kevin]

[Permanent Link][Original]

To:	"Tim Deegan" <Tim.Deegan@xxxxxxxxxx>
Subject:	RE: [Xen-devel] Re: [PATCH]Further release shadow lock overhead
From:	"Tian, Kevin" <kevin.tian@xxxxxxxxx>
Date:	Wed, 23 Jan 2008 18:04:34 +0800
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Thread-topic:	[Xen-devel] Re: [PATCH]Further release shadow lock overhead

>From: Tim Deegan [mailto:Tim.Deegan@xxxxxxxxxx] 
>Sent: 2008年1月23日 18:00
>
>At 23:26 +0800 on 22 Jan (1201044364), Tian, Kevin wrote:
>> At this time, it's natural to ask how about just releasing 
>the lock before
>> the point updating guest entry.
>
>If you mean taking the lock just before the memcpy()/cmpxchg(), it
>sounds plausible. 
>
>Cheers,
>
>Tim.
>

Yes, exactly. I'll resend the patch after test. :-)

Thanks,
Kevin

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