Re: [patch 7/8] fdmap v2 - implement sys_socket2

[Alan Cox]

> Um, how cheap do you need it?  get_random_int() is actually pretty
> cheep, since it was designed to be usable by the networking stack for
> sequence numbers for TCP packets; and it's not like sys_close() or
> sys_open() is a majorly critical path, is it?  If the concern is

At this point wouldn't it be cheaper to allocate file handles using a
different algorithm than firing up the RNG - say like in the POSIX
fashion ... 

It seems every purpose of this fd stuff is now a failure when
compared with existing behaviours.

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