linux-kernel - Re: [PATCH RFC] pass write value to in

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Message-ID: <4A40C2E7.9000705@redhat.com>
Date:	Tue, 23 Jun 2009 14:56:23 +0300
From:	Avi Kivity <avi@...hat.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>
CC:	Gregory Haskins <gregory.haskins@...il.com>,
	Gregory Haskins <ghaskins@...ell.com>, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org, mtosatti@...hat.com,
	paulmck@...ux.vnet.ibm.com, markmc@...hat.com
Subject: Re: [PATCH RFC] pass write value to in_range pointers

On 06/23/2009 02:44 PM, Michael S. Tsirkin wrote:
> On Tue, Jun 23, 2009 at 12:04:06AM -0400, Gregory Haskins wrote:
>    
>>>>   It will also need to support
>>>> multiple matches.
>>>>
>>>>          
>>> What, signal many fds on the same address/value pair?
>>> I see this as a bug. Why is this a good thing to support?
>>> Just increases the chance of leaking this fd.
>>>
>>>        
>> I believe Avi asked for this feature specifically, so I will defer to him.
>>      
>
> Hmm. That's hard to implement in my model. Avi, can we give up
> this feature? I don't think anyone needs this specifically ...
>    

I think we can make do with passing that single eventfd to multiple 
consumers.  It means their event count reads may return zero, but I 
guess we can live with that.

I do want to retain flexibility in how we route events.

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

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