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

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Subject: RE: copy offload support in Linux - new system call needed?
From: "Loke, Chetan" <Chetan.Loke@xxxxxxxxxxxx>
Date: Thu, 15 Dec 2011 11:08:25 -0500
Cc: "Ric Wheeler" <ricwheeler@xxxxxxxxx>, "Al Viro" <viro@xxxxxxxxxxxxxxxxxx>, <linux-scsi@xxxxxxxxxxxxxxx>, "linux-fsdevel" <linux-fsdevel@xxxxxxxxxxxxxxx>, "Hannes Reinecke" <hare@xxxxxxx>, "Andrew Morton" <akpm@xxxxxxxxxxxxxxxxxxxx>, <linux-nfs@xxxxxxxxxxxxxxx>, "Joel Becker" <jlbec@xxxxxxxxxxxx>, "James Bottomley" <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>
In-reply-to: <1323961140.14317.2.camel@lade.trondhjem.org>
References: <4EE8F75F.6070800@gmail.com> <20111214192739.GN2203@ZenIV.linux.org.uk> <4EE8FC2E.3010207@gmail.com> <20111214222723.GD7623@fieldses.org> <1323961140.14317.2.camel@lade.trondhjem.org>
Thread-index: Acy7OiQdkac3t9ryT5unW2WDhfbMrAACSeaA
Thread-topic: copy offload support in Linux - new system call needed?

> 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?


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- RE: copy offload support in Linux - new system call needed?
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References:
- copy offload support in Linux - new system call needed?
  - From: Ric Wheeler
- Re: copy offload support in Linux - new system call needed?
  - From: Al Viro
- Re: copy offload support in Linux - new system call needed?
  - From: Ric Wheeler
- Re: copy offload support in Linux - new system call needed?
  - From: J. Bruce Fields
- Re: copy offload support in Linux - new system call needed?
  - From: Trond Myklebust

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