linux-kernel - Re: [PATCHSET] FUSE: extend FUSE to support more operations

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Date:	Thu, 28 Aug 2008 20:23:14 +0200
From:	Tejun Heo <tj@...nel.org>
To:	Miklos Szeredi <miklos@...redi.hu>
CC:	fuse-devel@...ts.sourceforge.net, greg@...ah.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCHSET] FUSE: extend FUSE to support more operations

Miklos Szeredi wrote:
> Guessing that CUSE stands for "Character Devices in Userspace"?

Yeap, right.

> Is there a description of this?  It's for sound device emulation,
> right?

I did it for OSS emulation but it can be used for anything.  Hmm... I'm
still in the process of pushing out patches, so please wait just a bit.
 The libfuse changes include simple examples so that should make things
 a bit clearer.

> What is direct-lseek for?  It doesn't sound like a feature needed by
> char devices.

Sound device just sets nonseekable.  The direct lseek bit is for API
completeness as there are chardevs which have special semantics
regarding lseek.

Thanks.

-- 
tejun
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