RE: copy offload support in Linux - new system call needed?

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On Thu, 2011-12-15 at 11:08 -0500, Loke, Chetan wrote: 
> > How would the server know? I suggest we deal with this by adding an
> > ioctl() to allow the application to poll for progress: I'm assuming now
> 
> Why not support something like the async-iocb?

You could, but that would tie copyfile() to the aio interface which was
one of the things that I believe Al was opposed to when we discussed
this at LSF/MM-2010.

-- 
Trond Myklebust
Linux NFS client maintainer

NetApp
Trond.Myklebust@xxxxxxxxxx
www.netapp.com

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