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Date: Wed, 26 Jan 2011 10:29:31 -0600
From: Anthony Liguori <aliguori@linux.vnet.ibm.com>
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Subject: Re: [Qemu-devel] [RFC][PATCH 01/12] coroutine: Add gtk-vnc coroutines
	library
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To: Avi Kivity <avi@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>, Anthony Liguori <aliguori@us.ibm.com>, Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>, qemu-devel@nongnu.org

On 01/26/2011 10:22 AM, Avi Kivity wrote:
> On 01/26/2011 06:19 PM, Anthony Liguori wrote:
>>> What do you mean by threaded version?
>>
>>
>> Stefan didn't post it, but the original code also has a GThread based 
>> implementation when ucontext isn't available (like on Windows).  It 
>> uses a mutex to control the execution of the coroutines.
>
> Ah ok.  These can all be hidden under a single API.

It is, that's the point of the coroutine abstraction :-)


> btw, I think Windows does provide support for user-level threads under 
> the name Fibers.

Yes, I never got around to implementing it though.  There was something 
odd about them that I thought would be difficult to use but I can't 
remember the details.

Regards,

Anthony Liguori