Re: Syslets, Threadlets, generic AIO support, v6

[Davide Libenzi <davidel@xmailserver.org>]

On Wed, 30 May 2007, Linus Torvalds wrote:

> > And then the semantics: do these descriptors should show up in
> > /proc/self/fd?  Are there separate directories for each namespace?  Do
> > they count against the rlimit?
> 
> Oh, absolutely. The'd be real fd's in every way. People could use them 
> 100% equivalently (and concurrently) with the traditional ones. The whole, 
> and the _only_ point, would be that it breaks the legacy guarantees of a 
> dense fd space.
> 
> Most apps don't actually *need* that dense fd space in any case. But by 
> defaulting to it, we wouldn't break those (few) apps that actually depend 
> on it.

I agree. What would be a good interface to allocate fds in such area? We 
don't want to replicate syscalls, so maybe a special new dup function?



- Davide


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