[Devel] Re: [RFC][PATCH 5/8] add f_op for checkpointability

[Christoph Hellwig]

On Mon, Mar 02, 2009 at 09:05:56AM -0800, Dave Hansen wrote:
> On Sat, 2009-02-28 at 15:53 -0500, Christoph Hellwig wrote:
> > Also the double-use of the op seem not very nice to me.  Is there any
> > real life use case were you would have the operation on a file but
> > sometimes not allow checkpoiting?
> 
> I'm still reaching here...
> 
> I was thinking of /proc.  Opening your own /proc/$$/* would certainly be
> considered OK.  But, doing it for some other process not in your pid
> namespace would not be OK and would not be checkpointable.
> 
> I know we're not quite in real-life territory here, yet, but I'm still
> thinking.

That mighr be a good enough excuse, I was just wondering what the use
case was.

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