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From: Greg KH <greg@kroah.com>
To: Daniele Orlandi <daniele@orlandi.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Passing references to kobjects between userland and kernel
Date: Mon, 19 Jun 2006 16:53:55 -0700	[thread overview]
Message-ID: <20060619235355.GA26685@kroah.com> (raw)
In-Reply-To: <200606200148.56117.daniele@orlandi.com>

On Tue, Jun 20, 2006 at 01:48:54AM +0200, Daniele Orlandi wrote:
> On Saturday 17 June 2006 01:58, Greg KH wrote:
> >
> > Use the kobject_uevent() call from kernelspace to let userspace know
> > whatever you want it to.  That is what it is there for :)
> 
> kobject_uevent() is fine if I want to asynchronously notify the user space of 
> an event.
> 
> What I need is a synchronous bidirectional interface, e.g. I tell the kernel 
> "connect node X with node Y" and I get back the resulting pipeline 
> identifier.

Why do you feel that this is a requirement?  What exactly are you trying
to do?

thanks,

greg k-h

  reply	other threads:[~2006-06-20  5:18 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-06-14 14:26 Passing references to kobjects between userland and kernel Daniele orlandi
2006-06-16 23:58 ` Greg KH
2006-06-19 23:48   ` Daniele Orlandi
2006-06-19 23:53     ` Greg KH [this message]
2006-06-20  7:17       ` Daniele Orlandi

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